All Wiring Diagrams for Ford Excursion 2003

AIR CONDITIONING

Automatic A/C Wiring Diagram (1 of 2) for Ford Excursion 2003

List of elements for Automatic A/C Wiring Diagram (1 of 2) for Ford Excursion 2003:

• (in main harness, near breakout for instrument cluster) s228
• (on vehicle floor, in left front footwell) g300
• A/c demand sig
• Air bag sliding contact
• Ambient air temperature sensor (on left front of engine compt)
• Ambient temp
• Batt
• Blend door actuator
• Blend door monitor
• Blend door sense +
• Blend door signal -
• Blow motor rly control
• Blower motor high
• Blower speed control signal return
• C228a
• C228b
• C270a
• Central junction box (cjb) (behind lower left side of dash)
• Diesel
• Electronic automatic temperature control (eatc) module (behind center of dash)
• Fan speed (+)
• Fan speed (-)
• Fuse 10a
• Gasoline
• Hot at all times
• Hot in run
• Ign
• Illumination
• In car temp sensor
• In-vehicle temperature sensor (behind left side of dash)
• Interior lights system
• Logic gnd
• Nca
• Powertrain control module (pcm) (on left side of firewall)
• Remote solenoid assembly
• Rest
• S114 (in engine control harness, near breakout for g101)
• Sensor return
• Sig rtn
• Solenoid assembly
• Speed control servo (in right side of engine compt)
• Speed controller
• Steering wheel contrlos
• Steering wheel radio switch
• Sunload sensor sig
• Temp (+)
• Temp (-)
• Temperature blend door actuator (behind right side of dash)
• Ubp diag

Automatic A/C Wiring Diagram (2 of 2) for Ford Excursion 2003

List of elements for Automatic A/C Wiring Diagram (2 of 2) for Ford Excursion 2003:

• (6.0l)
• (at left rear side of engine compt) g100
• (at left side of eng compt) g101
• (at right side of engine compt) g108
• (exc 6.0l)
• (exc 6.0l) (6.0l)
• (excursion)
• (ford super duty trucks)
• (in engine control harness, at breakout for auxiliary relay box 5) s171
• (in engine control harness, at breakout for front blower motor speed controller)
• (in engine control harness, at breakout for front blower motor speed controller) s158
• (in engine control harness, near breakout for g100) s122
• (in engine control harness, near breakout for g100) s124
• (in engine control harness, near breakout for g100) s173
• (in engine control harness, near breakout for g108) s180 s102 (in engine control harness, near breakout for g101)
• (in engine control harness, near breakout for powertrain control module)
• (on top center of dash)
• 5.4l/6.8l
• 6.0l
• 7.3l
• A/c clutch relay
• A/c clutch solenoid
• A/c compressor clutch diode
• A/c compressor cycling switch (in right rear of engine compartment, on a/c accumulator)
• A/c high pressure switch (in right side of engine compt)
• A/c press switch sig
• Auxiliary air conditioning circuit
• Auxiliary relay box 4 (exc 6.0l) auxiliary relay box 5 (6.0l) (at left rear side of engine compt)
• Blower motor relay
• C1381a
• C175
• C270a
• C270f
• C270g
• C270h
• Central junction box (cjb) (behind lower left side of dash)
• Data link connector (dlc) (behind left side of dash)
• Dual pressure (6.0l) (at front of engine)
• Exc 6.0l
• Except 6.0l
• For g108) s180
• Front blower motor speed controller (at right rear side of engine compt)
• Fuse 10 10a
• Fuse 107 40a
• Fuse 23 20a
• Fuse 27 15a
• G108 (at right side of engine compt)
• G202 (behind left side of dash)
• G300 (on vehicle floor, in left front footwell)
• Heater blower motor (at right rear side of engine compt)
• Hot at all times
• Hot in run
• Hot in start or run
• Instrument cluster)
• Nca
• Powertrain control module (pcm) (on left side of firewall)
• S106
• S116
• S119
• S157
• S162 (in engine control harness, near breakout for g100)
• S191 (in main harness, near breakout for c146)
• S218 (near breakout for instrument cluster)
• S247 (in main harness, near breakout to passenger air bag module)
• Sunload sensor
• Switch
• Vacuum pump motor (6.0l) (in right side of engine compartment)

Manual A/C Wiring Diagram for Ford Excursion 2003

List of elements for Manual A/C Wiring Diagram for Ford Excursion 2003:

• (6.0l)
• (6.0l: in engine control harness, at breakout for auxiliary relay box 5) s171
• (at left rear side of engine compt) g100
• (at left side of eng compt) g101
• (at right side of engine compt) g108
• (exc 6.0l)
• (exc 6.0l) (6.0l)
• (except 6.0l) (6.0l)
• (in engine control harness, at breakout for front heater blower motor resistor) s152
• (in engine control harness, near breakout for g100) s122
• (in engine control harness, near breakout for g108) s180
• (in engine control harness, near breakout for left headlight) s109
• (in engine control harness, near breakout for powertrain control module)
• (in main harness, near breakout sunload sensor) s235
• (in main harness, near breakout to radio) s290
• 5.4l/6.8l
• 6.0l
• 7.3l
• A/c clutch relay
• A/c clutch solenoid
• A/c compressor clutch diode
• A/c compressor cycling switch (in right rear of engine compartment, on a/c accumulator)
• A/c high pressure switch (in right side of engine compt)
• A/c press sw in
• A/c press switch sig rtn
• Auxiliary relay box 4 auxiliary relay box 5 (at left rear side of engine compt)
• Blower motor relay
• Blower motor switch
• Breakout for g101)
• C1381a
• C1381c
• C175
• C270a
• C270f
• C270g
• C270h
• C294a
• C294b
• C294c
• C294d
• Central junction box (cjb) (behind lower left side of dash)
• Cooling fan speed sig
• Defrost
• Dual pressure (6.0l) (at front of engine)
• Electronic fan clutch (6.0l)
• Electronic fan clutch ctrl
• Exc 6.0l
• Except 6.0l
• Floor
• Front function selector switch assembly
• Front heater blower motor resistor (at rear of engine compt)
• Fuse 10 10a
• Fuse 10a
• Fuse 23 20a
• Fuse 27 15a
• Fuse 40a
• G108 (at right side of engine compt)
• G201 (behind left side of dash)
• Heater blower motor (at right rear side of engine compt)
• High
• Hot at all times
• Hot in run
• Hot in start or run
• Illumination
• Interior lights system
• Low
• Max
• Med
• Mix
• Mode selector switch
• Mode switch
• Nca
• Near breakout for g100)
• Normal
• Normal max
• Of engine compartment) g108
• Off
• Powertrain control module (pcm) (on left side of firewall)
• Rear air conditioning circuit (excursion)
• S106
• S116
• S119
• S162 (in engine control harness, near breakout for g100)
• S173 (in engine control harness, near breakout for g100)
• S180 (in engine control harness, near breakout for g108)
• S257 (in main harness, near breakout to temperature blend door actuator)
• Sig rtn
• Solid state
• Switch
• Temperature blend door actuator (behind right side of dash)
• Temperature control potentiometer
• Vacuum pump motor (diesel) (in right side of engine compt)
• Vent
• Vref

Rear A/C Wiring Diagram for Ford Excursion 2003

List of elements for Rear A/C Wiring Diagram for Ford Excursion 2003:

• (at rear of vehicle roof) g901
• (at right "d" pillar) g403
• (at right "d" pillar) g403
• (at right rear of vehicle, after "c" pillar) rear heater blower motor resistor
• (behind left side of dash) g201
• (behind left side of dash) g202
• (in interior illumination harness, near breakout for rear auxiliary function selector switch assembly)
• (in main harness, near breakout
• (in rear vehicle interior harness, near breakout at right "d" pillar) s323
• (in rear vehicle interior harness, near breakout for rear power point) s320
• (in rear vehicle interior harness, near breakout for rear power point) s321
• (near breakout for g100)
• (near breakout for g901) s934
• (near breakout for rear auxiliary function selector switch assembly)
• (near breakout for rear power point) s322
• 87a
• Auxiliary a/c relay
• Auxiliary relay box 1 (behind dash panel, to left of glove box near center of dash)
• Blend dr act ctrl
• Blend dr act posit sns
• Blend dr pot rtn
• Blend potentiometer
• Blower motor
• C270a
• C270d
• C270g
• C270j
• C294a
• C989a
• C989b
• C989c
• C989d
• C990a
• C990b
• C990c
• C990d
• Central junction box (cjb) (behind lower left side of dash)
• Def
• Eatc
• Floor
• For instrument cluster)
• Frnt mode pot rtn
• Front auxiliary function selector switch assembly
• Front function selector switch assembly
• Fuse 10a
• Fuse 15a
• Fuse 40a
• G901 (at rear of vehicle roof)
• Ground
• High
• High speed blower motor relay (at right "d" pillar)
• Hot at all times
• Hot in run
• Ignition
• Interior lights system
• Low
• Manual/ auto a/c circuit (excursion)
• Max
• Med high
• Med low
• Mix
• Mode act posit sig
• Mode act posit sns
• Mode dr act ctrl
• Mode dr act posit sns
• Mode potentiometer
• Normal
• Off
• Rear a/c control module (in right rear corner of vehicle, after "c" pillar)
• Rear a/c ctrl sig
• Rear auxiliary function selector switch assembly
• Rear blend door actuator (in right rear corner of vehicle, after "c" pillar)
• Rear blower motor (in right rear corner of vehicle, after "c" pillar)
• Rear mode door actuator
• Red
• Red/ pnk
• Relay
• S173
• S217
• S924
• S925
• S927 (in interior illumination harness, near breakout for rear auxiliary function selector switch assembly)
• S928
• S929
• S930
• S931
• S935 (near breakout for front auxiliary function selector switch assembly)
• Switched ground
• Temp blend dr act feed
• Vent
• W/o eatc

ANTI-LOCK BRAKES

Anti-lock Brakes Wiring Diagram for Ford Excursion 2003

List of elements for Anti-lock Brakes Wiring Diagram for Ford Excursion 2003:

• (in engine control harness, near breakout for c144)
• (in engine control harness, near breakout for left headlight) s159
• (in main harness, near breakout to brake pedal position switch)
• 4x4 high/low indicator switch (near digital transmission range sensor)
• 6.0l
• Abs control module (at left side of engine compt)
• Brake fluid level switch (on brake fluid reservoir)
• Brake pedal position (bpp) switch (behind left side of dash, above brake pedal)
• C220b
• C220c
• C270a
• C270f
• C270m
• C281b
• Central junction box (cjb) (behind lower left side of dash)
• Computer data lines system
• Cooling fans system
• Engine controls, wiper/washer, instrument cluster, cruise control, sound, transmissions systems
• Four-wheel drive control module (behind right side of dash)
• Fuse 10a
• Fuse 60a
• G100 (at left rear side of engine compt)
• G105 (at left front side of engine compt)
• G300 (on vehicle floor, in left front footwell)
• Ground
• Hot at all times
• Hot in run
• Instrument cluster
• Iso
• Left front wheel speed sensor (at left front wheel)
• Nca
• Rear axle speed sensor (on differential)
• Red/pnk
• Right front wheel speed sensor (at right front wheel)
• S102
• S109
• S111
• S163
• S178 (in engine control harness, near breakout for g101)
• S201
• S228
• S259
• Vbatt
• Vpwr
• With electronic shift on the fly
• With mechanical shift on the fly

ANTI-THEFT

Passive Anti-theft Wiring Diagram for Ford Excursion 2003

List of elements for Passive Anti-theft Wiring Diagram for Ford Excursion 2003:

• (6.0l)
• (except 6.0l)
• (in main harness, near breakout for data link connector)
• 5 speed a/t
• Anti- theft ind
• C1381a
• C175
• C220c
• Central junction box (behind lower left side of dash)
• Data link connector (dlc) (behind left side of dash)
• Fuse 10a
• G300 (on vehicle floor, in left front footwell)
• Gnd
• Hot at all times
• Hot in start or run
• Ind
• Instrument cluster
• Nca
• Nca rx sig
• Nca tx
• Nca vbatt
• Passive anti-theft transceiver (behind left side of dash, near steering column)
• Passive anti-theft transceiver module (behind left center of dash)
• Powertrain control module (on left side of firewall)
• Rx sig
• S201
• S209
• S228
• S284
• S286
• Scp +
• Scp -
• Starter relay
• Tx sig
• Vbatt

Power Door Locks Wiring Diagram for Ford Excursion 2003

List of elements for Power Door Locks Wiring Diagram for Ford Excursion 2003:

• (at left "c" pillar)
• (behind
• (in body main harness, near breakout for c340)
• (w/ heated seats: near breakout for c3049) (w/o heated seats: near breakout for c3007) (w/ memory: near breakout for c327)
• 1/2
• 3/4
• 5/6
• 7/8
• 9/0
• Air conditioning system
• Autolamps on
• C2113a
• C2113b
• C2113c
• C270a
• C270b
• C270e
• Central junction box (cjb) (behind lower left side of dash)
• Diagnostic
• Door ajar sw
• Door lock
• Door lock out
• Door unlock
• Dr door relay
• Driver side door lock switch
• Driver side front door ajar switch
• Driver side rear door ajar switch
• Ext lamp pwr
• Exterior lights system
• Fuse 15a
• Fuse 30a
• Fuse 5a
• G300 (on vehicle floor, in left front footwell)
• G301
• G301 (at left "c" pillar)
• G901 (at rear of vehicle roof)
• Ground
• Headlights system
• Headlmp relay
• Horn relay
• Horns system
• Hot at all times
• Interior lights system
• Key pad 1/2
• Key pad 3/4
• Key pad 7/8
• Key pad com
• Key pad illum
• Key pad switch assembly
• Left front door lock actuator
• Left liftgate ajar switch
• Left rear door lock actuator
• Left side of dash) data link connector (dlc)
• Liftgate ajar
• Liftgate lock actuator
• Lock
• Passenger side door lock actuator
• Passenger side door lock switch
• Passenger side front door ajar switch
• Passenger side rear door ajar switch
• Pnk
• Red
• Right liftgate ajar switch
• Right rear door lock actuator
• S201
• S214
• S233
• S272
• S300
• S304
• S305
• S307 (in body main harness, near breakout for driver's seat module)
• S318 (in body main harness, near breakout for g300)
• S329 (in body main harness, near breakout for g300)
• S440
• S501
• S639
• Sunload sens
• Sunload sensor (on top center of dash)
• Unlock
• Vbatt
• Vehicle security module (vsm) (behind left side of dash)

COMPUTER DATA LINES

Computer Data Lines Wiring Diagram for Ford Excursion 2003

List of elements for Computer Data Lines Wiring Diagram for Ford Excursion 2003:

• (in main harness, near breakout for instrument cluster) s225
• (near breakout for driver's seat module) s307
• (near breakout for restraints control module) s246
• 6.0l
• Abs control module (at left side of engine compt)
• C1318a
• C1381a
• C1381c
• C1388c
• C175
• C2113c
• C220a
• C228b
• C270d
• C281a
• C341c
• Central junction box (behind lower left side of dash)
• Data link connector (dlc) (behind left side of dash)
• Driver seat module (under driver's seat)
• Dvd player
• Electronic automatic temperature control module (behind center of dash)
• Except 6.0l
• Four-wheel drive control module (behind right side of dash)
• Fuse 12 20a
• G101 (at left side of engine compt)
• G202 (behind left side of dash)
• Hot at all times
• Injector driver module (at left side of engine compartment)
• Instrument cluster
• Parking aid module (behind right "c" pillar)
• Passive anti-theft transceiver module (behind left center of dash)
• Powertrain control module (on left side of firewall)
• Radio
• Rear integrated control panel
• Rear seat entertainment module (in center console)
• Restraints control module (behind center of dash)
• S217
• S242
• S245 (in main harness, near breakout for restraints control module)
• S247 (near breakout to passenger air bag module)
• S284 (near breakout for data link connector)
• S286 (near breakout for data link connector)
• Shield
• Tan
• Trip computer module (on front center of roof)
• Vehicle security module (behind left side of dash)
• With dvd
• With vcp

COOLING FAN

6.0L

6.0L, Cooling Fan Wiring Diagram for Ford Excursion 2003

List of elements for 6.0L, Cooling Fan Wiring Diagram for Ford Excursion 2003:

• C1381c
• C270f
• Central junction box (cjb) (behind lower left side of dash)
• Cooling fan speed sig
• Electronic fan clutch
• Electronic fan clutch control
• Engine coolant temperature (ect) sensor (on top left front of engine)
• Fuse 10a
• Hot in start or run
• Nca
• Powertrain control module (pcm) (on left side of firewall)
• S109
• S192 (near breakout for air charge temperature sensor)
• Sig rtn
• Vref

CRUISE CONTROL

5.4L

5.4L, Cruise Control Wiring Diagram for Ford Excursion 2003

List of elements for 5.4L, Cruise Control Wiring Diagram for Ford Excursion 2003:

• (in engine control harness, near breakout for g101) s115
• (w/ steering wheel controls)
• A/t
• Abs control module (at left side of engine compartment)
• Accel
• Air bag sliding contact
• Air bag sliding contact (w/o steering wheel controls)
• Air conditioning system
• Brake pedal position (bpp) switch (behind left side of dash, above brake pedal)
• Brake press in
• Brake pressure switch (on left side of engine compt)
• Brake/clutch sw in
• C220c
• C270a
• C270g
• C270h
• Central junction box (cjb) (behind lower left side of dash)
• Clutch pedal position (cpp) switch (behind left side of dash, above clutch pedal)
• Clutch triple function switch jumper (behind left side of dash, above clutch pedal)
• Coast
• Exc excursion
• Excursion
• Exterior lights system
• Fuse 10a
• Fuse 15a
• G108 (at right side of engine compartment)
• G202 (behind left side of dash)
• G300 (on vehicle floor, in left front footwell)
• Ground
• Horn
• Horns system
• Hot at all times
• Hot in run
• Instrument cluster
• Interior lights system
• M/t
• Nca
• Off
• Power
• Rest
• Resume
• S108 (near breakout for g101)
• S124
• S180
• S201
• S205 (in main harness, near breakout to brake pedal position switch)
• S218
• S228
• Set/
• Speed control indicator
• Speed control servo (in right side of engine compt)
• Speed ctrl ind
• Speed ctrl sw in
• Speed ctrl sw rtn
• Steering wheel/ speed control switch
• Vss input
• Vss signal

6.0L DIESEL

6.0L Diesel, Cruise Control Wiring Diagram for Ford Excursion 2003

List of elements for 6.0L Diesel, Cruise Control Wiring Diagram for Ford Excursion 2003:

• Abs control module (at left side of eng compt)
• Air bag sliding contact
• Brake pedal position (bpp) switch (behind left side of dash, above brake pedal)
• Brake position in
• Brake press in
• Brake pressure switch (on left side of engine compartment)
• C1381a
• C220c
• C270a
• C270h
• Central junction box (cjb) (behind lower left side of dash)
• Clutch pedal position (cpp) switch (behind left side of dash, above clutch pedal)
• Coast
• Fuse 10a
• Fuse 20a
• G300 (on vehicle floor, in left front footwell)
• Horn
• Hot at all times
• Hot in start or run
• Instrument cluster
• Interior lights system
• M/t
• Nca
• Off
• Powertrain control module (pcm) (on left side of firewall)
• Red
• Rest
• Resume
• S108 (in engine control harness, near breakout for g101)
• S112 (in engine control harness, near breakout for powertrain control module)
• S115 (in engine control harness, near breakout for g101)
• S123
• S201
• S228
• S271
• Set/ accelerate
• Speed control indicator
• Speed ctrl ind
• Speed ctrl sw in
• Speed ctrl sw rtn
• Steering wheel/ speed control switch
• Vpwr
• Vss input
• Vss signal

6.8L

6.8L, Cruise Control Wiring Diagram for Ford Excursion 2003

List of elements for 6.8L, Cruise Control Wiring Diagram for Ford Excursion 2003:

• (in engine control harness, near breakout for g101) s115
• (w/ steering wheel controls)
• A/t
• Abs control module (at left side of engine compartment)
• Accel
• Air bag sliding contact
• Air bag sliding contact (w/o steering wheel controls)
• Air conditioning system
• Brake pedal position (bpp) switch (behind left side of dash, above brake pedal)
• Brake press in
• Brake pressure switch (on left side of engine compt)
• Brake/clutch sw in
• C220c
• C270a
• C270g
• C270h
• Central junction box (cjb) (behind lower left side of dash)
• Clutch pedal position (cpp) switch (behind left side of dash, above clutch pedal)
• Clutch triple function switch jumper (behind left side of dash, above clutch pedal)
• Coast
• Exc excursion
• Excursion
• Exterior lights system
• Fuse 10a
• Fuse 15a
• G108 (at right side of engine compartment)
• G202 (behind left side of dash)
• G300 (on vehicle floor, in left front footwell)
• Ground
• Horn
• Horns system
• Hot at all times
• Hot in run
• Instrument cluster
• Interior lights system
• M/t
• Nca
• Off
• Power
• Rest
• Resume
• S108 (near breakout for g101)
• S124
• S180
• S201
• S205 (in main harness, near breakout to brake pedal position switch)
• S218
• S228
• Set/
• Speed control indicator
• Speed control servo (in right side of engine compt)
• Speed ctrl ind
• Speed ctrl sw in
• Speed ctrl sw rtn
• Steering wheel/ speed control switch
• Vss input
• Vss signal

7.3L DI TURBO DIESEL

7.3L DI Turbo Diesel, Cruise Control Wiring Diagram for Ford Excursion 2003

List of elements for 7.3L DI Turbo Diesel, Cruise Control Wiring Diagram for Ford Excursion 2003:

• (in engine control harness, near breakout for g101) s114
• A/t exc excursion
• Abs control module (at left side of eng compt)
• Air bag sliding contact
• Brake pedal position (bpp) switch (behind left side of dash, above brake pedal)
• Brake position in
• Brake press in
• Brake pressure switch (on left side of engine compartment)
• C220c
• C270a
• C270h
• Central junction box (cjb) (behind lower left side of dash)
• Clutch pedal position (cpp) switch (behind left side of dash, above clutch pedal)
• Clutch position in
• Clutch triple function switch jumper (behind left side of dash, above clutch pedal)
• Decel- erate
• Fuse 10a
• Fuse 20a
• G300 (on vehicle floor, in left front footwell)
• Horn
• Horns system
• Hot at all times
• Hot in start or run
• Instrument cluster
• M/t exc excursion
• Nca
• Off
• Powertrain control module (pcm) (on left side of firewall)
• Red
• Resume
• S108 (in engine control harness, near breakout for g101)
• S115 (in engine control harness, near breakout for g101)
• S123
• S201
• S228
• S271
• Set/ acc
• Speed control indicator
• Speed ctrl ind
• Speed ctrl sw in
• Speed ctrl sw rtn
• Steering wheel/ speed control switch
• Vss input
• Vss signal

DEFOGGERS

Defoggers Wiring Diagram for Ford Excursion 2003

List of elements for Defoggers Wiring Diagram for Ford Excursion 2003:

• (near breakout for central junction box) s279
• C220a
• C220b
• C270a
• C270d
• C270k
• C402a
• C402b
• Central junction box (cjb) (behind lower left side of dash)
• Drivers side exterior rear view mirror
• Fuse 104 40a
• Fuse 9 20a
• G201 (behind left side of dash)
• G300 (on vehicle floor, in left front footwell)
• G301 (at left "c" pillar)
• G901 (at rear of vehicle roof)
• Hot at all times
• Hot in run
• Illum
• Instrument cluster
• Interior lights system
• Nca
• On/ off ind
• Passenger side exterior rear view mirror
• Rear window defrost grid
• Rear window defrost relay
• Rear window defrost switch
• Red
• S201
• S233
• S290
• S440

ENGINE PERFORMANCE

5.4L

5.4L, Engine Performance Wiring Diagram (1 of 4) for Ford Excursion 2003

List of elements for 5.4L, Engine Performance Wiring Diagram (1 of 4) for Ford Excursion 2003:

• (in engine control sensor & fuel charge harn, near break- out for engine left cylinder head)
• (in main harn, near breakout for data link connector)
• (left front g300 footwell)
• (left rear side of engine compt)
• (not used)
• A/c press sw
• A/c system
• Acc
• Anti-theft system
• C270a
• Ccs
• Central junction box (behind lower left side of dash)
• Ckp(+)
• Ckp(-)
• Coil on plug
• Cust access
• Customer access
• Data link (+)
• Data link (-)
• Data link connector (dlc) (behind left side of dash)
• Data output
• Diag grd
• Digital transmission range (dtr) sensor (on left side of transmission)
• Egr sol
• Fuel pump mon
• Fuse 10a
• Fuse 20a
• Fuse 30a
• G100
• G101 (left side of engine compt)
• Hego 12
• Hot at all times
• Hot in run or start
• Iat
• Ign coil 1
• Ign coil 3
• Ign coil 5
• Ign coil 6
• Ignition transformer capacitor
• Ignition transformer capacitor (on rear of right cyl head)
• Knock sensor
• Lock
• Maf
• Nca
• Not used
• O/d off ind
• Off
• Overdrive cancel switch
• Overhead console
• Pcm power diode
• Pcm power relay
• Powertrain control module (pcm) (on left side of firewall)
• Pwr gnd
• R n
• Red
• Reprog pwr
• Run
• S106
• S130 (in engine control sensor & fuel charge harn, near break- out for engine right cylinder head)
• S135
• S162
• S201
• S258
• S271
• S284
• S286
• Shift sol 1
• Shift sol 2
• Start
• Tcs
• Tft
• To dtr sensor (diagram 4 of 4)
• To fuel pump relay (diagram 2 of 4)
• Tr1
• Tr2
• Tr4
• Trans ctrl ind
• Transmission control switch
• Vss (-)

5.4L, Engine Performance Wiring Diagram (2 of 4) for Ford Excursion 2003

List of elements for 5.4L, Engine Performance Wiring Diagram (2 of 4) for Ford Excursion 2003:

• (behind right side of dash) inertia fuel shut-off switch
• (engine harness, near breakout for left side of engine compt)
• (part of fuel tank assembly) fuel tank unit
• C2207
• C270a
• C270f
• C270h
• C282
• C4033
• C433
• California
• Central junction box (behind lower left side of dash)
• Crankshaft position (ckp) sensor (on lower front center of engine)
• Crankshaft position sensor shield
• Differential pressure feedback egr (dpfe) sensor (california) (at top of engine)
• Except pickup
• Federal
• From pcm power relay (diagram 1 of 4)
• Fuel pump relay
• Fuel tank unit (california) (at fuel tank)
• Fuse 20a
• G101 (left side of engine compt)
• Hot at all times
• Instrument cluster system
• Nca
• Pickup
• Red
• Red/pnk
• S123
• S133 (california) (in engine control sensor & fuel charge harn, near breakout for engine right cylinder head)
• S145
• S161
• S167
• S401
• Throttle position (tp) sensor (on throttle body)

5.4L, Engine Performance Wiring Diagram (3 of 4) for Ford Excursion 2003

List of elements for 5.4L, Engine Performance Wiring Diagram (3 of 4) for Ford Excursion 2003:

• (engine control harn, near breakout for g100)
• (in back-up light switch to rear light feed harn, near breakout for left side of transmission)
• (in engine control sensor & fuel charge harn, near breakout for engine left cylinder head)
• (in engine control sensor & fuel charge harn, near breakout for engine right cylinder head)
• (on right rear of engine compt)
• 4r100 transmission
• A/c system
• A/t
• Automatic transmission module (on left side of transmission)
• Coast clutch solenoid
• Electronic pressure control solenoid
• Evr solenoid valve (california) (on left side of engine)
• Fuel injectors
• Idle air control (iac) valve (on throttle body assembly)
• M/t
• Output shaft speed (oss) sensor (on top of transmission extension housing)
• Red
• Red/pnk
• S122
• S131
• S136
• S138
• S139
• Shift solenoid 1
• Shift solenoid 2
• Tan
• Tan/ red
• Tan/red
• Torque converter clutch solenoid
• Transmission fluid temperature sensor
• Turbine shaft speed (tss) sensor (on top of transmission, at converter housing)
• Vapor management valve

5.4L, Engine Performance Wiring Diagram (4 of 4) for Ford Excursion 2003

List of elements for 5.4L, Engine Performance Wiring Diagram (4 of 4) for Ford Excursion 2003:

• (a/t)
• (calif)
• (engine control harn, near breakout for g101)
• (in engine control harn, near breakout for g101)
• (in engine control sensor & fuel charge harn, near breakout for front of engine compt)
• (in engine control sensor & fuel charge harn, near breakout for right side ex- haust system)
• (in left rear side of engine compt) (california) evap canister vent control solenoid
• (in tail lamps harn, near breakout for c311)
• (not used)
• (on right cylinder head) cylinder head temperature (cht) sensor
• (right side of engine compt) speed control servo
• 5v ref volt
• A/c cltch rly
• A/c system
• A/t
• Anti-lock brakes system
• Bpp sw
• Brake pedal position (bpp) switch (behind left side of dash, above brake pedal)
• C270a
• C270g
• Cam pos in
• Camshaft position (cmp) sensor (on front of left cyl head)
• Canister vent
• Central junction box (behind lower left side of dash)
• Cyl head temp
• Digital transmission range (dtr) sensor (on left side of transmission)
• Dpfe sens
• Epc sol
• From dtr sensor (diagram 1 of 4)
• Fuel inj 1
• Fuel inj 2
• Fuel inj 3
• Fuel inj 4
• Fuel inj 5
• Fuel inj 6
• Fuel inj 7
• Fuel inj 8
• Fuel pump ctrl
• Fuel tank press
• Fuse 10a
• G101 (left side of engine compt)
• G300 (left front footwell)
• Heated oxygen sensor (ho2s) 11 (on right exhaust manifold)
• Heated oxygen sensor (ho2s) 12 (california) (rear of catalytic converter)
• Heated oxygen sensor (ho2s) 21 (on left exhaust manifold)
• Heater ctrl
• Hego 11
• Hego 12
• Hego 21
• Hot at all times
• Iac sol
• Ign coil 2
• Ign coil 4
• Ign coil 7
• Ign coil 8
• Kap b(+)
• Knock sensor
• Knock sensor (on left cyl head)
• M/t
• Maf sens in
• Mass airflow (maf) sensor (in left front of engine compt)
• Nca
• Not used
• Oss
• Powertrain control module (pcm) (on left side of firewall)
• Pwr gnd
• Red
• Red/pnk
• S106
• S114
• S115
• S132
• S134
• S228
• S343
• Sig return
• Tan
• Tan/red
• Tcc sol
• Tp sens in
• Tr3a (a/t)
• Tss
• Vapor valve
• Vpwr
• Vss (+)
• Vss input

6.0L DIESEL

6.0L Diesel, Engine Performance Wiring Diagram (1 of 5) for Ford Excursion 2003

List of elements for 6.0L Diesel, Engine Performance Wiring Diagram (1 of 5) for Ford Excursion 2003:

• (a/t)
• (bap) sens mon
• (in engine control harn, near breakout for c1047)
• (in engine control harn, near breakout for g101)
• (in fog jumper harn, near break- out for c1045)
• (in main harn, near breakout for dlc)
• (in main harn, near breakout to brake pedal support) s224
• (m/t)
• (maf) sens out
• (map) sens mon
• (not used)
• (scp) data -
• (scp) data+
• A/c clutch input
• A/c clutch rly
• A/c system
• A/t
• Abs control module
• Acc
• Apps monitor 1
• Apps monitor 2
• Apps monitor 3
• Apps ref volt 2
• Apps sig rtn 2
• Auxiliary powertrain control module (apcm) (behind left side of dash)
• Auxiliary relay box 5 (at left rear side of engine compt)
• Brake ped pos sw
• Brake pedal position (bpp) switch (behind left side of dash, above brake pedal)
• Brake press sw in
• Brake pressure switch
• C135
• C1381a
• C270h red
• Can bus 1h
• Can bus 1l
• Central junction box (behind lower left side of dash)
• Chassis gnd
• Clutch pedal position (cpp) switch (m/t) (above clutch pedal)
• Computer data lines system
• Cruise control system
• Cust acc tp sig
• Cust acc vss out
• Data link connector (dlc) (behind left side of dash)
• Data output link
• Fuel pmp rly
• Fuel pump monitor
• Fuse 10a
• Fuse 20a
• Fuse 2a
• Fuse 30a
• Fuse 50a
• G100
• G101
• G300 (on vehicle floor, in left front footwell)
• Gen/bat ind
• Grade/load switch (a/t)
• Grd/load sw (cpp) sw
• Hot at all times
• Hot in run
• Injector driver module power relay
• Intk air temp sens
• Lock
• M/t
• Maf sens sig rtn
• Mass airflow (maf) sensor
• Mod prog sig
• Nca
• Off
• Overhead console
• Park brake switch (on park brake assembly)
• Park brk sw input
• Pcm power diode
• Pcm power relay
• Powertrain control module (pcm) (on left fender, near battery)
• Pto ctrl
• Pwr
• Pwr gnd
• Pwr in
• Red
• Ref volt
• Run
• S101
• S106
• S114
• S120 (in engine control harn, near breakout for auxiliary relay box 5)
• S123
• S174
• S217
• S284
• S286
• Sig rtn
• Sig rtn spd ctrl
• Speed ctrl ind
• Speed ctrl sw in
• Start
• Start rly ctrl
• Starting/ charging system
• Starting/charging system
• Tach output
• To fuel pump relay (diagram 2 of 4)
• Vss input
• Water in fuel sens
• Water in fuel sensor (at top right side of engine)

6.0L Diesel, Engine Performance Wiring Diagram (2 of 5) for Ford Excursion 2003

List of elements for 6.0L Diesel, Engine Performance Wiring Diagram (2 of 5) for Ford Excursion 2003:

• (at top front of engine) glow plug control module (gpcm)
• (in engine con-
• (in engine control harn, near breakout for left rear side of engine compt)
• (in main harn, near breakout
• Accelerator pedal position sensor (on accelerator pedal support)
• Barometric absolute pressure (bap) sensor (behind left side of dash)
• C1273a
• C1273b
• C220c
• C270a
• C270f
• Central junction box (behind lower left side of dash)
• Ctrl set lamp
• For c212) s223
• From pcm a power relay (diagram 1 of 4)
• Fuel heater
• Fuel heater relay
• Fuel pump (near left side of trans- mission)
• Fuel pump relay
• Fuse 10a
• Fuse 20a
• Fuse 30a
• G100
• Glow plugs
• Glw plg 1
• Glw plg 2
• Glw plg 3
• Glw plg 4
• Glw plg 5
• Glw plg 6
• Glw plg 7
• Glw plg 8
• Hot at all times
• Hot in run or start
• Inertia fuel shut off switch (behind right side of dash)
• Instrument cluster
• Left valve cover assembly
• Manifold absolute pressure (map) sensor (at right side of firewall)
• Nca
• Pcm
• Power in
• Red
• Right valve cover assembly
• S147
• S162
• S170
• S193
• S213
• S250
• S271
• Speed
• Trol sensor & fuel charge harn, at break- out for top left side of engine)

6.0L Diesel, Engine Performance Wiring Diagram (3 of 5) for Ford Excursion 2003

List of elements for 6.0L Diesel, Engine Performance Wiring Diagram (3 of 5) for Ford Excursion 2003:

• (mounted on rear of left valve cover) injector driver module (idm)
• C1388a
• C1388b
• C270g
• Central junction box (behind lower left side
• Fuel inj 1 gnd
• Fuel inj 1 pwr
• Fuel inj 2 gnd
• Fuel inj 2 pwr
• Fuel inj 3 gnd
• Fuel inj 3 pwr
• Fuel inj 4 gnd
• Fuel inj 4 pwr
• Fuel inj 5 gnd
• Fuel inj 5 pwr
• Fuel inj 6 gnd
• Fuel inj 6 pwr
• Fuel inj 7 gnd
• Fuel inj 7 pwr
• Fuel inj 8 gnd
• Fuel inj 8 pwr
• Fuel injector 1
• Fuel injector 2
• Fuel injector 3
• Fuel injector 4
• Fuel injector 5
• Fuel injector 6
• Fuel injector 7
• Fuel injector 8
• Fuse 10a
• G110 (at top left side of engine)
• Hot at all times
• Nca
• Red red
• S194

6.0L Diesel, Engine Performance Wiring Diagram (4 of 5) for Ford Excursion 2003

List of elements for 6.0L Diesel, Engine Performance Wiring Diagram (4 of 5) for Ford Excursion 2003:

• (a/t)
• (at left side of engine compt) g101
• (epc) sol 1 ctrl
• (epc) sol 2 ctrl
• (epc) sol 3 ctrl
• (epc) sol 4 ctrl
• (epc) sol 5 ctrl
• (epc) sol common
• (idm) pwr rly ctrl
• (in backup light switch to rear light feed harness, in breakout to transmission)
• (in engine control sensor & fuel charge harn, near breakout for left side of engine compt) s196
• (iss) sens in
• (on left fender, near battery)
• (oss) sens in
• (tcc) sol ctrl
• (tcil) ctrl
• (tft) sens
• (tft) sens in
• (tss) sens in
• (w/ elec- tronic shift on the fly)
• Automatic transmission 5r110
• Auxiliary relay box 5 (at left rear side of engine compt)
• C1381b
• C1388c
• Can bus 2h
• Can bus 2l
• Commumincation
• Cylinder id
• Drain wire
• Exterior lights system
• Fuel del com
• Fuse 15a
• Injector driver module (idm) (mounted on rear of left valve cover)
• Line press sol
• Logic pwr
• Neutral sw sen
• Powertrain control module (pcm)
• Pressure control solenoid
• Pressure sw 1 in
• Pressure sw 2 in
• Pressure sw 3 in
• Pressure sw 4 in
• Pressure sw 5 in
• Pwr gnd
• Pwr in
• Red
• Red red
• Ref volt
• Rev lmp rly ctrl
• Rly ctrl bat feed
• S129
• S195
• Sig rtn
• Tran range sens
• Transmission fluid temperature sensor
• Transmission range sensor (trs)

6.0L Diesel, Engine Performance Wiring Diagram (5 of 5) for Ford Excursion 2003

List of elements for 6.0L Diesel, Engine Performance Wiring Diagram (5 of 5) for Ford Excursion 2003:

• (act) sens in
• (ckp) sens +
• (ckp) sens -
• (cmp) sens +
• (cmp) sens -
• (ebp) sens sig
• (eot) sens in
• (icp) sens sig
• (idm) comm
• (idm) cyl id
• (idm) fuel del
• (in engine con- trol sensor & fuel charge harn, at break- out for intake system)
• (in engine control sensor & fuel charge harn, at breakout for left side of engine compt)
• (ipr) ctrl
• (on throttle body) electronic throttle control motor
• (on top of transmission extension housing) output shaft speed (oss) sensor
• Air charge temperature (act) sensor (center front of engine, in intake system)
• C1381c
• C281b
• Camshaft position (cmp) sensor
• Can bus 2h
• Can bus 2l
• Charge monitor
• Cool temp sens
• Cooling fans system
• Crankshaft position (ckp) sensor
• Egr thrtl act
• Egr thrtl pos
• Egr val pos sen
• Egr valve act
• Egr valve actuator (at top of engine)
• Elec fan cltch
• Engine coolant temperature (ect) sensor
• Engine oil temperature (eot) sensor
• Exhaust back pressure sensor
• Fan sig rtn
• Fan spd sig
• Four- wheel drive control module (behind right side of dash)
• Glow plug sys
• Gnd drain wire
• Injection control pressure (icp) sensor
• Injection pressure regulator
• Intermediate shaft
• Nca
• Powertrain control module (pcm) (on left fender, near battery)
• Red
• Ref volt
• S127 (in back-up light switch to rear light feed harn, near breakout for vehicle underbody)
• S128
• S190
• S192
• S197
• Sig rtn
• Speed sensor
• Speed sensor assembly
• Starting/ charging system
• Throttle position (tps) sensor
• Turbine shaft speed sensor
• Turbo vane ctrl
• Variable geometric turbo actuator

6.8L

6.8L, Engine Performance Wiring Diagram (1 of 4) for Ford Excursion 2003

List of elements for 6.8L, Engine Performance Wiring Diagram (1 of 4) for Ford Excursion 2003:

• (at left rear side of engine compt)
• (in engine control sensor & fuel charge harn, near breakout for right cylinder head)
• (in left front footwell)
• (in main harn, near breakout for data link connector)
• (on rear of right cyl head) ignition transformer capacitor 2
• A/c press sw
• A/c system
• Acc
• Anti-theft system
• C270a
• Case gnd
• Ccs
• Central junction box (behind lower left side of dash)
• Ckp(+)
• Ckp(-)
• Coil on plug
• Cust acc 1
• Customer access
• Data link (+)
• Data link (-)
• Data link connector (dlc) (behind left side of dash)
• Data output
• Digital transmission range (dtr) sensor (on left side of transmission)
• Egr sol
• Eprom pwr
• Fuel inj 10
• Fuel pump mon
• Fuse 10a
• Fuse 20a
• Fuse 30a
• G100
• G101 (left side of eng compt)
• G300
• Hego 12
• Hot at all times
• Hot in run or start
• Iat
• Ign coil 1
• Ign coil 10
• Ign coil 5
• Ign coil 6
• Ignition transformer capacitor 1
• Knock sensor
• Lock
• Maf
• Nca
• Not used
• O/d off ind
• Off
• Overdrive cancel switch (a/t)
• Overhead console
• Pcm power diode
• Pcm power relay
• Powertrain control module (pcm) (on left side of firewall)
• Pwr gnd
• R n
• Red
• Run
• S106
• S130 (in engine control sensor & fuel charge harn, near breakout for left cylinder head)
• S135
• S162
• S172
• S258
• S271
• S284
• S286
• Shift sol 1
• Shift sol 2
• Start
• Tcs
• Tft
• To dtr sensor (diagram 4 of 4)
• To fuel pump relay (diagram 2 of 4)
• Tr1
• Tr2
• Tr4
• Trans ctrl ind
• Transmission control switch
• Vss (-)

6.8L, Engine Performance Wiring Diagram (2 of 4) for Ford Excursion 2003

List of elements for 6.8L, Engine Performance Wiring Diagram (2 of 4) for Ford Excursion 2003:

• (at vehicle under body, chassis left side member) g400
• (behind right kick panel) inertia fuel shut-off switch
• (in engine control harn, near breakout for left side of engine compt)
• (part of fuel tank assembly) fuel tank unit
• C2207
• C270a
• C270f
• C270h
• C282
• C4033
• C433
• California
• Central junction box (behind lower left side of dash)
• Crankshaft position (ckp) sensor (on lower front center of engine)
• Crankshaft position sensor shield
• Except pickup
• Federal
• From pcm power relay (diagram 1 of 4)
• Fuel pump relay
• Fuel tank unit (california) (at fuel tank)
• Fuse 20a
• G101 (at left side of engine compt)
• Hot at all times
• Instrument cluster system
• Nca
• Pickup
• Red
• Red/pnk
• S123
• S145
• S161
• S167
• S170 (california) (in engine control harn, near break- out for left rear side of engine compt)
• S401
• Throttle position (tp) sensor (on throttle body)

6.8L, Engine Performance Wiring Diagram (3 of 4) for Ford Excursion 2003

List of elements for 6.8L, Engine Performance Wiring Diagram (3 of 4) for Ford Excursion 2003:

• (in back-up light switch to rear light feed harn, near breakout for left side of transmission)
• (in engine control harn, near breakout for g100)
• (on right rear of engine compt)
• A/c system
• A/t
• Automatic transmission control module (on left side of transmission)
• Coast clutch solenoid
• Electronic pressure controller
• Fuel injectors
• Idle air control (iac) valve (on throttle body assembly)
• M/t
• Output shaft speed (oss) sensor (on top of transmission extension housing)
• Red
• Red/pnk
• S122
• S131 (in engine control sensor & fuel charge harn, near breakout for engine right cylinder head)
• S136 (in engine control sensor & fuel charge harn, near breakout for engine right cylinder head)
• S138
• S139
• Shift solenoid 1
• Shift solenoid 2
• Tan
• Tan/ red
• Tan/red
• Torque converter clutch solenoid
• Transmission fluid temperature sensor
• Turbine shaft speed (tss) sensor (on top of transmission, at converter housing)
• Vapor management valve

6.8L, Engine Performance Wiring Diagram (4 of 4) for Ford Excursion 2003

List of elements for 6.8L, Engine Performance Wiring Diagram (4 of 4) for Ford Excursion 2003:

• (a/t)
• (calif)
• (engine harn, near breakout at left side of engine compt, near brake pressure switch)
• (in engine control harn, near break- out for g101)
• (in engine control harn, near breakout for g101)
• (in engine control sensor & fuel charge harn, near breakout for front of engine compt)
• (in left rear side of engine compt) (california) evap canister vent control solenoid
• (in tail lamps harn, near breakout for c311)
• (on right cylinder head) cylinder head temperature (cht) sensor
• (on right exhaust manifold)
• (right side of engine compt) speed control servo
• 5v ref volt
• A/c cltch rly
• A/c system
• A/t
• Anti-lock brakes system
• Bpp sw
• Brake pedal position (bpp) switch (behind left side of dash, above brake pedal)
• C270a
• C270g
• Cam pos in
• Camshaft position (cmp) sensor (on front of left cyl head)
• Canister vent
• Central junction box (behind lower left side of dash)
• Cyl head temp
• Digital transmission range (dtr) sensor (on left side of transmission)
• Dpfe sens
• Epc sol
• Evap purge
• From dtr sensor (diagram 1 of 4)
• Fuel inj 1
• Fuel inj 2
• Fuel inj 3
• Fuel inj 4
• Fuel inj 5
• Fuel inj 6
• Fuel inj 8
• Fuel inj 9
• Fuel pump ctrl
• Fuel tank press
• Fuse 10a
• G101 (left side of engine compt)
• G300 (in left front footwell)
• Heated oxygen sensor (ho2s) 11
• Heated oxygen sensor (ho2s) 12 (california) (rear of catalytic converter)
• Heated oxygen sensor (ho2s) 21 (on left exhaust manifold)
• Heater ctrl
• Hego 11
• Hego 12
• Hego 21
• Hot at all times
• Iac sol
• Ign coil 3
• Ign coil 4
• Ign coil 7
• Ign coil 8
• Ign coil 9
• Kap b(+)
• Knock sensor
• Knock sensor (on left cyl head)
• M/t
• Maf sens in
• Mass airflow (maf) sensor (in left front of engine compt)
• Nca
• Not used
• Oss
• Powertrain control module (pcm) (on left side of firewall)
• Pwr gnd
• Red
• Red/pnk
• S106
• S114
• S115
• S132
• S134
• S228
• S343
• Side ex- haust system)
• Sig return
• Tan
• Tan/red
• Tcc sol
• Tp sens in
• Tr3a (a/t) cpp (m/t)
• Tss
• Vpwr
• Vss (+)
• Vss input

7.3L DI TURBO DIESEL

7.3L DI Turbo Diesel, Engine Performance Wiring Diagram, California (1 of 4) for Ford Excursion 2003

List of elements for 7.3L DI Turbo Diesel, Engine Performance Wiring Diagram, California (1 of 4) for Ford Excursion 2003:

• (a/t)
• (behind left side of dash)
• (in engine control harn, near break- out for c144)
• (in engine control harn, near break- out for g100) s123
• (in main harn, near breakout for data link connector)
• (m/t)
• (not used)
• A/c head press
• A/c system
• Acc
• Auxiliary powertrain control module (apcm) (pickup) (behind left side of dash)
• Brake press sw
• Brake pressure switch (on left side of engine compt)
• Brake warning
• Bus (+)
• Bus (-)
• Cam pos sens
• Ccs sol
• Central junction box (behind lower left side of dash)
• Cpp (m/t)
• Customer access
• Dash)
• Data link connector (dlc)
• Data output link
• Diesel fuel pump motor (below vehicle, near fuel tank)
• Digital transmission range (dtr) sensor (on left side of transmission)
• Dsl elect drv
• Dtr-tr1
• Dtr-tr2
• Dtr-tr4
• Ebp sens
• Eot
• Epr
• Excursion
• Exhaust pressure regulator (epr) (on top center of engine)
• Fuel htr
• Fuel pump pwr
• Fuse 20a
• Fuse 30a
• G100 (at left rear side of engine compt)
• G100 (left rear side of engine compt)
• G101 (left side of engine compt)
• Gen pwr sw
• Gen scan tool in
• Gpcm
• Hot at all times
• Iat
• Idle validation
• Ignition switch
• Inertia fuel shutoff (ifs) switch (behind right side of dash)
• Injector driver module power relay
• Lock
• Low current sens
• Nca
• Not used
• Off
• Overhead console system
• Passive anti- theft system transceiver module (excursion) (behind left center of dash)
• Pcm power diode
• Pcm power relay
• Pickup
• Powertrain control module (pcm) (on left side of firewall)
• Pwr gnd
• R n
• Red
• Run
• S106
• S141
• S154
• S162
• S217
• S250
• S258
• S260 (in main harn, near break- out for c264)
• S284
• S286
• Speed ctrl ind
• Speed/tach gnd
• Ss1
• Ss2
• Start
• Starting/charging system (w/ dual generators)
• Tcil
• Tcs (a/t)
• Tft
• To dtr sensor (diagram 4 of 4)
• To fuel pump relay (diagram 2 of 4)
• Tp sens
• Wastegate control solenoid (at top rear of engine compt)
• Water in fuel sensor (at top right side of engine)
• Wcs sol

7.3L DI Turbo Diesel, Engine Performance Wiring Diagram, California (2 of 4) for Ford Excursion 2003

List of elements for 7.3L DI Turbo Diesel, Engine Performance Wiring Diagram, California (2 of 4) for Ford Excursion 2003:

• (at top front of engine) glow plug control module (gpcm)
• A/t
• C1273a
• C1273b
• C270a
• C270f
• Central junction box (behind lower left side of dash)
• Clutch pedal position (cpp) switch (m/t) (above clutch pedal)
• Cntl out
• Engine coolant temperature (ect) sensor (on front of engine)
• From pcm a power relay (diagram 1 of 4)
• Fuel pump relay
• Fuse 10a
• Fuse 20a
• Glow plugs
• Glw plg 1
• Glw plg 2
• Glw plg 3
• Glw plg 4
• Glw plg 5
• Glw plg 6
• Glw plg 7
• Glw plg 8
• Gpcm
• Hot at all times
• Hot in run or start
• Instrument cluster
• Instrument cluster system
• M/t
• Nca
• O/d off ind
• Overdrive cancel switch
• Park brake switch (on park brake assembly)
• Power in
• Red
• S126
• S147
• S271
• S278 (in main harn, at breakout for instru- ment cluster)
• Speed control set lamp c220c
• Tcs

7.3L DI Turbo Diesel, Engine Performance Wiring Diagram, California (3 of 4) for Ford Excursion 2003

List of elements for 7.3L DI Turbo Diesel, Engine Performance Wiring Diagram, California (3 of 4) for Ford Excursion 2003:

• (in back-up light switch to rear feed harn, near breakout for left side of transmission)
• (in left side of engine compt) injector driver module (idm)
• Accelerator pedal position sensor (on accelerator pedal support)
• Automatic transmission module
• Cid sig in
• Coast clutch solenoid
• Electronic pressure control solenoid
• Engine oil temperature (eot) sensor (on top front of engine)
• Feedback
• Fuel inj 1
• Fuel inj 2
• Fuel inj 3
• Fuel inj 4
• Fuel inj 5
• Fuel inj 6
• Fuel inj 7
• Fuel inj 8
• Fuel injectors
• Fuel sig
• G101 (left side of engine compt)
• Inj feed
• Intake air temperature sensor (left side of engine compt, behind air cleaner)
• Nca
• Output shaft speed (oss) sensor (on top of transmission extension housing)
• Pwr gnd
• Pwr in
• Red
• S138
• S139
• Shield
• Shift solenoid
• Sig rtn
• Tan
• Tan/red
• Torque converter clutch solenoid
• Transmission fluid temperature sensor
• Turbine shaft speed (tss) sensor (on top of transmission, at converter housing)

7.3L DI Turbo Diesel, Engine Performance Wiring Diagram, California (4 of 4) for Ford Excursion 2003

List of elements for 7.3L DI Turbo Diesel, Engine Performance Wiring Diagram, California (4 of 4) for Ford Excursion 2003:

• (at left side of engine compt) anti-lock brake system (abs) module
• (in engine control harn, near breakout for g101)
• (in engine control harn, near breakout for left rear side of engine compt)
• (in engine control sensor & fuel charge harn, near breakout for rear of engine compt)
• (in engine control sensor & fuel charge harn, near breakout for right side of engine) s1001
• (not used)
• Accl pos sens
• Act sens
• Air charge temperature (act) sensor (center front of engine, in intake system)
• Air intake heater
• Bpp sw
• Brake pedal position (bpp) switch (behind left side of dash, above brake pedal)
• C270a
• C270g
• Camshaft position (cmp) sensor (on lower front center of engine)
• Central junction box (behind lower left side of dash)
• Charge ind
• Cid sig
• Cmp rtn
• Cruise control system
• Customer access
• Digital transmission range (dtr) sensor (on left side of transmission)
• Dtr-tr3a
• Epc sol
• Exhaust back pressure (ebp) sensor (on right rear of engine)
• From dtr sensor (diagram 1 of 4)
• Fuel deliv sig
• Fuel pump rly
• Fuse 10a
• G102 (at right side of engine)
• G111 (at top of engine
• G300 (left front footwell)
• Gen pwr
• Glow plug ctrl
• Hot at all times
• Icp sens
• Idm enable out
• Injection control pressure (icp) sensor (on top left side of engine, right of alternator)
• Injection pressure (ipr) regulator (on top center of engine)
• Ipr sens
• Manifold absolute pressure (map) sensor (on right side of firewall)
• Manifold intake air heater relay (at top right side of engine)
• Map sens
• Oss sens
• Pcm to relay
• Pickup
• Powertrain control module (pcm) (on left side of firewall)
• Pwr
• Pwr gnd
• Pwr in
• Red
• S106
• S114
• S115 (in engine control harn, near breakout for g101)
• S151
• S153
• S170
• S228
• Sig rtn
• Speed ctrl sw
• Starting/ charging system
• Starting/ charging system (w/ dual generators)
• Take off pwr in
• Tcc
• Tss sens
• Vref
• Vss (+)
• Vss out

7.3L DI Turbo Diesel, Engine Performance Wiring Diagram, Federal (1 of 4) for Ford Excursion 2003

List of elements for 7.3L DI Turbo Diesel, Engine Performance Wiring Diagram, Federal (1 of 4) for Ford Excursion 2003:

• (a/t)
• (behind center of dash)
• (in engine control harn, near break- out for c144)
• (in engine control harn, near break- out for g100) s123
• (in main harn, near breakout for data link connector)
• (m/t)
• A/c head press
• A/c system
• Acc
• Auxiliary powertrain control module (apcm) (pickup) (behind left side of dash)
• Brake press sw
• Brake pressure switch (on left side of engine compt)
• Brake warning
• Bus (+)
• Bus (-)
• Cam pos sens
• Ccs sol
• Central junction box (behind lower left side of dash)
• Cpp (m/t)
• Customer access
• Dash)
• Data link connector (dlc)
• Data output link
• Diesel fuel pump motor (below vehicle, near fuel tank)
• Digital transmission range (dtr) sensor (on left side of transmission)
• Dsl elect drv
• Dtr-tr1
• Dtr-tr2
• Dtr-tr4
• Ebp sens
• Eot
• Epr
• Excursion
• Exhaust pressure regulator (epr) (on top center of engine)
• Fuel htr
• Fuel pump pwr
• Fuse 20a
• Fuse 30a
• G100 (at left rear side of engine compt)
• G100 (left rear side of engine compt)
• G101 (left side of engine compt)
• Gen pwr sw
• Gen scan tool in
• Glow plug mon
• Hot at all times
• Iat
• Idle validation
• Ignition switch
• Inertia fuel shutoff (ifs) switch (behind right side of dash)
• Injector driver module power relay
• Lock
• Low current sens
• Nca
• Not used
• Off
• Overhead console system
• Passive anti- theft system transceiver module (excursion) (behind left center of dash)
• Pcm power diode
• Pcm power relay
• Pickup
• Powertrain control module (pcm) (on left side of firewall)
• Pwr gnd
• R n
• Red
• Run
• S106
• S141
• S154
• S162
• S217
• S250
• S258
• S284
• S286
• Speed ctrl ind
• Speed/tach gnd
• Ss1
• Ss2
• Start
• Starting/charging system (w/ dual generators)
• Tcil
• Tcs (a/t)
• Tft
• To dtr sensor (diagram 4 of 4)
• To fuel pump relay (diagram 2 of 4)
• Tp sens
• Wastegate control solenoid (at top rear of engine compt)
• Water in fuel sensor (at top right side of engine)
• Wcs sol

7.3L DI Turbo Diesel, Engine Performance Wiring Diagram, Federal (2 of 4) for Ford Excursion 2003

List of elements for 7.3L DI Turbo Diesel, Engine Performance Wiring Diagram, Federal (2 of 4) for Ford Excursion 2003:

• (in engine control sensor & fuel charge harn, near breakout for right side of engine) s1001
• A/t
• C1279
• C1280
• C270a
• C270f
• Central junction box (behind lower left side of dash)
• Clutch pedal position (cpp) switch (m/t) (above clutch pedal)
• Engine coolant temperature (ect) sensor (on front of engine)
• From pcm a power relay (diagram 1 of 4)
• Fuel pump relay
• Fuse 10a
• Fuse 20a
• G111 (at top of engine)
• Glow plug relay (at top of engine)
• Glow plugs
• Hot at all times
• Hot in run or start
• Injector pressure sensor (on top center of engine)
• Instrument cluster
• Instrument cluster system
• M/t
• Manifold intake air heater 58 amp
• Manifold intake air heater relay (at top right side of engine)
• Nca
• O/d off ind
• Overdrive cancel switch
• Park brake switch (on park brake assembly)
• Red
• S126
• S150
• S271
• S278 (in main harn, at breakout for instru- ment cluster)
• Speed control set lamp c270c
• Tcs

7.3L DI Turbo Diesel, Engine Performance Wiring Diagram, Federal (3 of 4) for Ford Excursion 2003

List of elements for 7.3L DI Turbo Diesel, Engine Performance Wiring Diagram, Federal (3 of 4) for Ford Excursion 2003:

• (in back-up light switch to rear feed harn, near breakout for left side of transmission)
• (in left side of engine compt) injector driver module (idm)
• Accelerator pedal position sensor (on accelerator pedal support)
• Automatic transmission module
• Cid sig in
• Coast clutch solenoid
• Electronic pressure control solenoid
• Engine oil temperature (eot) sensor (on top front of engine)
• Feedback
• Fuel inj 1
• Fuel inj 2
• Fuel inj 3
• Fuel inj 4
• Fuel inj 5
• Fuel inj 6
• Fuel inj 7
• Fuel inj 8
• Fuel injectors
• Fuel sig
• G101 (left side of engine compt)
• Inj feed
• Intake air temperature sensor (left side of engine compt, behind air cleaner)
• Nca
• Output shaft speed (oss) sensor (on top of transmission extension housing)
• Pwr gnd
• Pwr in
• Red
• S138
• S139
• Shield
• Shift solenoid
• Sig rtn
• Tan
• Tan/red
• Torque converter clutch solenoid
• Transmission fluid temperature sensor
• Turbine shaft speed (tss) sensor (on top of transmission, at converter housing)

7.3L DI Turbo Diesel, Engine Performance Wiring Diagram, Federal (4 of 4) for Ford Excursion 2003

List of elements for 7.3L DI Turbo Diesel, Engine Performance Wiring Diagram, Federal (4 of 4) for Ford Excursion 2003:

• (in engine control harn, near breakout for g101)
• (in engine control harn, near breakout for left rear side of engine compt)
• (in engine control sensor & fuel charge harn, near breakout for rear of engine compt)
• (in left front of engine compt) anti-lock brake system (abs) module
• (not used)
• Accl pos sens
• Act sens
• Air charge temperature (act) sensor (center front of engine, in intake system)
• Bpp sw
• Brake pedal position (bpp) switch (behind left side of dash, above brake pedal)
• C135
• C270a
• C270g
• Camshaft position (cmp) sensor (on lower front center of engine)
• Central junction box (behind lower left side of dash)
• Charge ind
• Cid sig
• Cmp rtn
• Cruise control system
• Customer access
• Digital transmission range (dtr) sensor (on left side of transmission)
• Dtr-tr3a
• Epc sol
• Exhaust back pressure (ebp) sensor (on right rear of engine)
• From dtr sensor (diagram 1 of 4)
• Fuel deliv sig
• Fuel pump rly
• Fuse 10a
• G102 (at right side of engine)
• G300 (left front footwell)
• Gen pwr
• Glow plug ctrl
• Hot at all times
• Icp sens
• Idm enable out
• Injection control pressure (icp) sensor (on top left side of engine, right of alternator)
• Ipr sens
• Manifold absolute pressure (map) sensor (on right side of firewall)
• Map sens
• Not used
• Oss sens
• Pcm to relay
• Pickup
• Powertrain control module (pcm) (on left side of firewall)
• Pwr
• Pwr gnd
• Pwr in
• Red
• S106
• S114
• S115 (engine harn, near breakout at left side of steering column)
• S151
• S153
• S170
• S228
• Sig rtn
• Speed ctrl sw
• Starting/ charging system (w/ dual generators)
• Take off pwr in
• Tcc
• Tss sens
• Vref
• Vss (+)
• Vss out

EXTERIOR LIGHTS

Back-up Lamps Wiring Diagram for Ford Excursion 2003

List of elements for Back-up Lamps Wiring Diagram for Ford Excursion 2003:

• (near breakout for parking aid module) s319
• 4 speed a/t
• 5 speed a/t
• C1381b
• C270f
• C270g
• C270h
• C270j
• Central junction box (behind lower left side of dash)
• Digital transmission range (dtr) sensor (on left side of transmission)
• Fuse 15a
• G400 (at vehicle under body, chassis left side member)
• Hot at all times
• Hot in run
• Left reversing lamp
• Mirrors system
• Near breakout for c405) s426
• Parking aid module (behind right "c" pillar)
• Pcm power relay
• Pnk
• Powertrain control module (on left side of firewall)
• Reversing lamp relay
• Reversing lamp trailer tow relay
• Right reversing lamp
• S124
• S160 (except 6.0l: in engine control harness, near breakout for auxiliary relay box 4, 6.0l: in engine control harness, near breakout for central junction box)
• S404

Exterior Lamps Wiring Diagram (1 of 2) for Ford Excursion 2003

List of elements for Exterior Lamps Wiring Diagram (1 of 2) for Ford Excursion 2003:

• (6.0l:in main harness near breakout to ignition switch) (except 6.0l: in main harness, near breakout to brake pedal position switch)
• (at left rear side of engine compartment) g100
• (end wire)
• (except 6.0l: near breakout to brake pedal position switch) (6.0l:near breakout to ignition switch)
• (near breakout for c411) s442
• (near breakout to ignition switch)
• (not used)
• 87a
• Auto
• Auxiliary relay box 1 (behind dash panel, to left of glove box near center of dash)
• Brake pedal position (bpp) switch (behind left side of dash, above brake pedal)
• C202a
• C202b
• C205a
• C220a
• C220c
• C270a
• C270b
• C475a
• C475b
• C475c
• Central junction box (behind lower left side of dash)
• Driver side exterior rear view mirror
• Fuse 15a
• Fuse 20a
• Fuse 30a
• G108 (at right side of engine compartment)
• G202 (behind left side of dash)
• G301 (at left "c" pillar)
• G400 (at vehicle under body, chassis left side member)
• G901 (at rear of vehicle roof)
• Hazard switch
• Head
• High mounted stoplamp
• Hot at all times
• Hot in run
• Indicator flasher relay
• Instrument cluster
• Interior lights system
• Left
• Left front park/turn lamp
• Left front side lamp
• Left rear park/stop/ turn lamp
• Left turn indicator
• Main light switch
• Multifunction switch
• Nca
• Off
• Park
• Passenger side exterior rear view mirror
• Right
• Right front park/turn lamp
• Right front side lamp
• Right rear park/stop/ turn lamp
• Right turn indicator
• S102
• S104 (in engine control harness, near breakout for c192)
• S105 (in engine control harness, near breakout for c144)
• S107 (in engine control harness, near breakout for c192)
• S180
• S206
• S207
• S211
• S212
• S214
• S215 (near breakout to main light switch)
• S217
• S222 (in main harness, near breakout to ignition switch)
• S233
• S240 (near breakout to brake pedal position switch)
• S249
• S272
• S404
• S443
• Turn switch

Exterior Lamps Wiring Diagram (2 of 2) for Ford Excursion 2003

List of elements for Exterior Lamps Wiring Diagram (2 of 2) for Ford Excursion 2003:

• (at left rear side of engine compartment)
• (end wire)
• (near breakout for c410)
• 6.0l
• Auxiliary relay box 4 (except 6.0l) (at left rear side of engine compartment)
• Auxiliary relay box 5 (6.0l) (at left rear side of engine compartment)
• Back-up lamps circuit
• Battery charge
• C2113b
• C270b
• C270f
• C270h
• C270j
• C270k
• Central junction box (behind lower left side of dash)
• Except 6.0l
• Fuse 20a
• G100
• G100 (at left rear side of engine compartment)
• G400 (at vehicle under body, chassis left side member)
• Hot at all times
• Hot in run
• Left license plate lamp
• Left rear park/stop/ turn lamp
• Left tail lamps
• Left turn trailer tow relay
• Microprocessor
• Park lamp relay
• Parking lamp trailer tow relay
• Reversing lamp
• Right license plate lamp
• Right rear park/stop/ turn lamp
• Right tail lamps
• Right turn trailer tow relay
• S103
• S162
• S265 (near breakout for g300)
• S401
• S404
• S406 (in taillamps harness, near breakout for g400)
• S417 (near breakout for c405)
• S418 (near breakout for left license plate light)
• S426 (near breakout to emergency flasher relay block)
• S430
• S431
• S432 (near breakout for c410)
• S433
• S434
• Trailer tow connector (4 pin)
• Trailer tow connector (7 pin)
• Trailer tow relay
• Vehicle security module (vsm) (behind left side of dash)

GROUND DISTRIBUTION

Ground Distribution Wiring Diagram (1 of 4) for Ford Excursion 2003

List of elements for Ground Distribution Wiring Diagram (1 of 4) for Ford Excursion 2003:

• (6.0l)
• (6.0l) a/c clutch solenoid
• (6.0l) dual pressure switch
• (6.0l) fuel heater
• (6.0l) fuel heater relay
• (6.0l) injector driver module (idm)
• (6.0l) powertrain control module (pcm)
• (7.3l) injector driver module (idm)
• (at left rear side of engine compt) (6.0l)
• (at left rear side of engine compt) (except 6.0l)
• (behind lower left side of dash) central junction box (cjb)
• (diesel) exhaust pressure regulator (epr)
• (exc 6.0l)
• (exc 6.0l) powertrain control module (pcm)
• (exc 7.3l) mass air flow (maf) sensor
• (in back-up light switch to
• (left rear side of engine compartment) auxiliary relay box 2
• (left rear side of engine compartment) auxiliary relay box 3
• (near breakout for c110)
• (near breakout for powertrain control module)
• 5.4l, 6.8l
• 5.4l, 6.8l, 7.3l
• 6.0l
• 7.3l
• 87a
• A/c clutch solenoid
• A/c compressor clutch diode
• Air filter sensor
• At breakout for c1010)
• Auto a/c
• Auxiliary relay box 4
• Auxiliary relay box 5
• Battery
• Battery 2
• Battery charge trailer tow relay
• Brake fluid level switch
• C1381a
• C1388c
• C270f
• C270h
• Crankshaft position shield
• Data link connector (dlc)
• Daytime running lamps (drl) relay 1
• Daytime running lamps (drl) relay 2
• Diesel
• Engine compartment lamp
• Front blower motor speed controller
• Front heater blower motor resistor
• Fuel pump
• G100 left rear side of engine compt)
• G101 (left side of eng compt)
• G102 (right side of engine)
• G104 (in engine compt, at right fender)
• G106 (right frame rail, in engine compt)
• G108 (right side of engine compt)
• G109 (left side of engine)
• G203 (uner right side of dash)
• Harness, near breakout for g108)
• Horn
• Left front fog lamp
• Left front park/ turn lamp
• Left front side lamp
• Left headlamp
• Left turn trailer tow relay
• Man a/c
• Nca
• Near breakout for g100)
• Parking lamp trailer tow relay
• Pcm power diode
• Pcm power relay
• Powertrain control module (pcm)
• Restraints control module
• Reversing lamp trailer tow relay
• Right front fog lamp
• Right front park/ turn lamp
• Right front side lamp
• Right headlamp
• Right turn trailer tow relay
• S102 (in engine control harness, near breakout for g101)
• S106
• S145
• S161 (near crankshaft breakout position for c110) shield
• S167
• S195 (near breakout for injector driver module)
• S250
• Speed control servo
• Starter relay
• Transfer case high to low relay
• Transfer case low to high relay
• Vacuum pump motor
• Windshield wiper motor

Ground Distribution Wiring Diagram (2 of 4) for Ford Excursion 2003

List of elements for Ground Distribution Wiring Diagram (2 of 4) for Ford Excursion 2003:

• (behind dash panel, to left of glove box near center of dash) auxiliary relay box 1
• Adjustable pedal switch
• Air bag sliding contact
• Auxiliary a/c relay
• Blower motor relay
• Brake pedal position switch
• Brake shift interlock
• C202b
• C205a
• C205b
• C220c
• C228a
• C270a
• C281a
• C290a
• C294a
• C294b
• C294c
• C3077b
• C341c
• Central junction box (cjb) (behind lower left side of dash)
• Console power point
• Data link connector (dlc)
• Driver seat module
• Driver side front seat adjust switch
• Electro- chromatic inside mirror unit
• Electronic automatic temperature control (eatc) module
• Four- wheel drive control module
• Four- wheel drive switch
• Front cigar lighter
• Function selector switch assembly
• G201 (behind left side of dash)
• G202 (behind left side of dash)
• G300 (on vehicle floor, in left front footwell)
• Glove box lamp
• Indicator flasher relay
• Instrument cluster
• Instrument panel power point
• Left vanity mirror lamp
• Main light switch
• Memory set switch
• Multi-function switch
• Nca
• Parking aid disable switch
• Passive anti-theft transceiver module
• Powertrain control module (pcm)
• Radio
• Rear integrated control panel (ricp)
• Rear seat entertainment (rse) module
• Rear window defrost switch
• Right vanity mirror lamp
• S172 (in engine control harness, near breakout for left front wheel speed sensor)
• S201 (in main harness, near breakout for instrument cluster)
• S217 (in main harness, near breakout for instrument cluster)
• S218 (in main harness, near breakout for instrument cluster)
• S257 (in main harness, near breakout to temperature blend door actuator)
• S290 (in main harness, near breakout to radio)
• S314 (in body main harness, near grommet on left side of vehicle floor)
• S324 (in console panel harness, near breakout for power point console)
• S936 (in overhead console harness, near breakout for electrochromatic inside mirror unit)
• Steering wheel/ speed control switch
• Sunload sensor
• Temperature blend door actuator
• Trailer ground
• Trip computer module
• Windshield wiper motor

Ground Distribution Wiring Diagram (3 of 4) for Ford Excursion 2003

List of elements for Ground Distribution Wiring Diagram (3 of 4) for Ford Excursion 2003:

• (breakout for c313) s367
• (breakout for video display) s946
• (california)
• (federal)
• (in console panel harness, near breakout for rear seat entertainment module)
• (near breakout for g202) s269
• (near breakout for video cassette player)
• 4-pin
• 7-pin
• Abs control module
• C290a
• C3077a
• C3077b
• Dvd player
• Fuel tank unit
• G105 (left front side of engine compt)
• G200 (behind left side of dash)
• G400 (vehicle under body, chassis left side member)
• G403 (right ``d" pillar)
• Harness, near breakout at right ``d" pillar)
• Harness, near breakout for c410)
• Harness, near breakout for left headlight)
• High speed blower motor relay
• Left front running board lamp
• Left license plate lamp
• Left rear park/ stop/ turn lamp
• Left rear running board lamp
• Left reversing lamp
• Nca
• Near breakout for g400)
• Parking aid module (pam)
• Radio
• Rear a/c control module
• Rear blend door actuator
• Rear integrated control panel (ricp)
• Rear mode door actuator
• Rear power point
• Rear seat entertainment (rse) module
• Right front running board lamp
• Right license plate lamp
• Right rear park/ stop/ turn lamp
• Right rear running board lamp
• Right reversing lamp
• S200 (in main harness, near breakout sunload sensor)
• S256 (near breakout for c212)
• S270 (near breakout for c275)
• S311 (in running board lamps harness, near breakout for left rear running board light)
• S321 (in rear vehicle interior harness, near breakout for rear power point)
• S336 (near breakout for c214)
• S350
• S351
• S361
• S404 (in rear lamp connector harness, near breakout for c405)
• S917 (near breakout for c314)
• Shield
• Trailer tow connector
• Video cassette player
• Video display
• W/ auxiliary a/c
• W/ rse
• W/ vcp
• W/ video cassette player
• W/o auxiliary a/c

Ground Distribution Wiring Diagram (4 of 4) for Ford Excursion 2003

List of elements for Ground Distribution Wiring Diagram (4 of 4) for Ford Excursion 2003:

• "c" pillar power point
• (in passenger-driver seat jumper harness, near breakout for passenger side seat heater switch) s355
• (w/ memory: in power seats harn, near breakout for c315)
• C2113a
• C341b
• C402b
• C475a
• C475b
• C475c
• C504a
• C989a
• C989b
• C990b
• Cargo lamp
• Driver safety belt buckle switch)
• Driver seat module
• Driver side door lock switch
• Driver side exterior rear view mirror
• Driver side front door ajar switch
• Driver side front heated seat module
• Driver side front seat adjust switch
• Driver side rear door ajar switch
• Driver side seat heater switch
• Exterior rear view mirror switch
• For c315)
• For stoplamp)
• Front auxiliary function selector switch assembly
• Front interior/ map lamp assembly
• Front interior/ map lamps assembly
• G301 (left ``c" pillar)
• G901 (rear of vehicle roof)
• Harness, near breakout for passenger side heated seat switch)
• High mounted stoplamp
• Key pad switch assembly
• Left front door entry lamp
• Left power vent window switch
• Left side rail lamp
• Master window adjust switch
• Nca
• Near breakout for g901)
• Passenger side door lock switch
• Passenger side exterior rear view mirror
• Passenger side front door ajar switch
• Passenger side front heated seat module
• Passenger side front seat adjust switch
• Passenger side rear door ajar switch
• Passenger side seat heater switch
• Rear auxiliary function selector switch assembly
• Rear interior/ map lamps assembly
• Rear window defrost grid
• Rear wiper motor assembly
• Right front door entry lamp
• Right liftgate ajar switch
• Right power vent window switch
• Right side rail lamp
• S233 (in body main harness, near grommet for right front door)
• S300 (in body main harness, near breakout for left rear speaker)
• S306 (in body main harness, near breakout for c3049)
• S332 (w/o memory: near breakout for
• S440
• S501 (in body main harness, at breakout for driver side door lock switch)
• S935 (in interior lamps harness, near breakout for front auxiliary function selector switch assembly)
• Safety belt buckle switch
• Vehicle security module (vsm)
• W/ auxiliary a/c
• W/ heated seats
• W/ power seats
• W/o auxiliary a/c
• W/o heated seats
• W/o power seats

HEADLIGHTS

Headlights Wiring Diagram, with DRL for Ford Excursion 2003

List of elements for Headlights Wiring Diagram, with DRL for Ford Excursion 2003:

• (early production) s221
• (except pickup & diesel excursion)
• (excursion) (pickup)
• (in fog jumper harness, near breakout for c1045) s100
• (in main harness, at breakout for foglamp relay diode)
• (in main harness, near breakout for restraints control module) s244
• (late
• (near breakout for g100)
• (on vehicle floor, in left front footwell) g300 g201 (behind left side of dash)
• (pickup & diesel excursion)
• 87a
• Air conditioning system
• Auto
• Auxiliary relay box 2 (at left rear side of engine compt)
• C202a
• C205a
• C2113b
• C220c
• C270a
• C270b
• C270f
• C270g
• C270h
• Central junction box (behind lower left side of dash)
• Central junction box (behind lower left side of dash)
• Daytime running lamps (drl) relay 1
• Daytime running lamps (drl) relay 2
• Daytime running lamps resistor (on left front side of engine compt)
• Diesel
• Engine controls system
• Fog
• Fog lamp illumination
• Fog lamp relay
• Foglamp relay diode (early production) (behind left side of dash)
• For c1047)
• Fuse 10a
• Fuse 15a
• Fuse 30a
• G100 (at left rear side of engine compt)
• G108 (at right side of engine compt)
• G202 (behind left side of dash)
• Head
• Headlamp relay
• Hi-beam indicator
• Hot at all times
• Hot in run
• Hot in start or run
• Hot in start or run
• Instrument cluster
• Instrument cluster system
• Left front fog lamp
• Left headlamp
• Main light switch
• Microprocessor
• Multi- function switch
• Off
• Park
• Park brake relay
• Parking brake switch (behind left side of dash, (on park brake assembly)
• Pass
• Production)
• Right front fog lamp
• Right headlamp
• S101
• S102
• S113
• S124
• S180
• S198
• S201 s290
• S203 (near breakout for instrument cluster)
• S214
• S217
• S220 (early production)
• S271
• Sunload sensor (on top center of dash)
• Tan/
• Transmission system
• Vehicle security module (behind left side of dash)

Headlights Wiring Diagram, without DRL for Ford Excursion 2003

List of elements for Headlights Wiring Diagram, without DRL for Ford Excursion 2003:

• (early production) s221
• (excursion)
• (excursion) (pickup)
• (in fog jumper harness, near breakout for c1045) s100
• (in main harness, at breakout for foglamp relay diode)
• (in main harness, near breakout for restraints control module)
• (late
• (near breakout for g100)
• (pickup)
• Air conditioning system
• Auto
• C202a
• C205a
• C2113b
• C220c
• C270a
• C270b
• C270f
• C270g
• C270h
• Central junction box (behind lower left side of dash)
• Central junction box (behind lower left side of dash)
• Fog
• Fog lamp illumination
• Fog lamp relay
• Foglamp relay diode (early production) (behind left side of dash)
• Fuse 10a
• Fuse 15a
• Fuse 30a
• G100 (at left rear side of engine compt)
• G108 (at right side of engine compt)
• G201 (behind left side of dash)
• G202 (behind left side of dash)
• G300 (on vehicle floor, in left front footwell)
• Head
• Headlamp relay
• Hi-beam indicator
• Hot at all times
• Hot in start or run
• Instrument cluster
• Left front fog lamp
• Left headlamp
• Main light switch
• Microprocessor
• Multi-function switch
• Off
• Park
• Pass
• Production)
• Right front fog lamp
• Right headlamp
• S101
• S102
• S113
• S180
• S201 s290
• S214
• S217
• S220 (early production)
• S244
• S271
• Sunload sensor (on top center of dash)
• Tan/
• Vehicle security module (behind left side of dash)

HORN

Horn Wiring Diagram for Ford Excursion 2003

List of elements for Horn Wiring Diagram for Ford Excursion 2003:

• Air bag sliding contact
• Air conditioning system
• C2113b
• C270a
• C270h
• Central junction box (behind lower left side of dash)
• Diesel
• Fuse 15a
• G108 (at right side of engine compartment)
• Gasoline
• Horn
• Horn relay
• Hot at all times
• Nca
• Powertrain control module (on left side of firewall)
• S114
• S180
• S252 (near breakout for air bag sliding contact)
• Signal return
• Speed control servo (in right side of engine compt)
• Steering wheel/ speed control switch
• Vehicle security module (vsm) (behind left side of dash)

INSTRUMENT CLUSTER

Instrument Cluster Wiring Diagram for Ford Excursion 2003

List of elements for Instrument Cluster Wiring Diagram for Ford Excursion 2003:

• (behind left side of dash, on park brake assembly) parking brake switch
• (in taillamps harness, near breakout for fuel tank selector valve) s400
• (on left side of firewall) powertrain control module (pcm)
• 6.0l except 6.0l
• Air filter sensor (diesel) (on left side of engine compartment)
• Anti-lock brake system
• Anti-theft system
• Battery saver relay
• Brake fluid level switch (on brake fluid reservoir)
• C1381a
• C175
• C205b
• C220a
• C220b
• C220c
• C270a
• C270b
• California
• Central junction box (cjb) (behind lower left side of dash)
• Computer data lines
• Computer data lines system
• Coolant temperature sensor 2 (diesel) (at top of engine, on water pump)
• Defogger system
• Diesel
• Electronic suspension system
• Except california
• Excursion
• Exterior lights system
• Fuel tank selector switch
• Fuel tank selector valve
• Fuel tank unit
• Fuse 10a
• Fuse 15a
• G100 (at left rear side of engine compartment)
• G202 (behind left side of dash)
• G300 (on vehicle floor, in left front footwell)
• Gasoline
• Headlights system
• Hot at all times
• Hot in run or acc
• Hot in start or run
• Illumination (6 bulbs)
• Instrument cluster
• Interior lamps relay
• Interior lights system
• Interior lights, power windows system
• Keyless entry
• Main light switch
• Microprocessor
• Nca
• Oil pressure switch (5.4l, 6.8l: on left front of engine) (7.3l: on top center rear of engine)
• Overhead console
• Pickup
• Powertrain control module (pcm) (on left side of firewall)
• Primary fuel sender (on fuel tank)
• S102
• S201
• S208 (in main harness, near breakout for c264)
• S217
• S254
• S271
• S278 (in main harness, at breakout for instrument cluster)
• S298 (in main harness, at breakout for instrument cluster)
• Secondary fuel sender (on fuel tank)
• Speed control servo (in right side of engine compt)
• Starting/charging system
• Transmissions system
• Trip computer module (on front center of roof)
• W/ auxiliary fuel tank
• W/ roof opening panel
• W/o auxiliary fuel tank
• W/o remote
• W/o roof opening panel
• Warning system

Trip Computer Wiring Diagram for Ford Excursion 2003

List of elements for Trip Computer Wiring Diagram for Ford Excursion 2003:

• (on vehicle floor, in left front footwell)
• Abs control module (at left side of engine compt)
• Ambient air temperature sensor (on left front of engine compt)
• C270a
• California
• Central junction box (cjb) (behind lower left side of dash)
• Computer data lines system
• Except california
• Fuel tank unit
• Fuse 15a
• G300
• Hot in run
• Instrument cluster system
• Interior lights system
• Nca
• Powertrain control module (pcm) (on left side of firewall)
• S201
• S208 (in main harness, near breakout for c264)
• S253 (in main harness, at breakout for instrument cluster)
• S942
• Trip computer module (on front center of roof)

INTERIOR LIGHTS

Courtesy Lamps Wiring Diagram (1 of 2) for Ford Excursion 2003

List of elements for Courtesy Lamps Wiring Diagram (1 of 2) for Ford Excursion 2003:

• Battery saver relay
• C205b
• C220a
• C220c
• C270a
• C270b
• Central junction box (behind lower left side of dash)
• Fuse 35 10a
• Fuse 41 10a
• G201 (behind left side of dash)
• G202 (behind left side of dash)
• G301 (at left ``c" pillar)
• G400 (at vehicle underbody, chassis left side member)
• Glove box lamp
• Hot at all times
• Instrument cluster
• Interior
• Interior lamps relay
• Left front door entry lamp
• Left front running board lamp
• Left rear running board lamp
• Left vanity mirror lamp
• Main light switch
• Microprocessor
• Nca
• Right front door entry lamp
• Right front running board lamp
• Right rear running board lamp
• Right vanity mirror lamp
• S218
• S229 (near breakout for instrument cluster)
• S257
• S309 (near breakout for left rear running board light)
• S311 (near breakout for left rear running board light)
• S312 (near breakout for right rear running board light)
• S313 (near breakout for c432)
• S330 (in body main harness, near breakout for left rear speaker)
• S344 (in taillamps harness, near breakout for c431)
• S401
• S501
• S639
• S936
• S937 (near breakout for right vanity mirror light)
• To accessory delay relay (central junction box) (diagram 2 of 2)
• To s933 (diagram 2 of 2)

Courtesy Lamps Wiring Diagram (2 of 2) for Ford Excursion 2003

List of elements for Courtesy Lamps Wiring Diagram (2 of 2) for Ford Excursion 2003:

• (near breakout for rear interior/map light assembly) s933
• Accessory delay relay
• C270a
• C270f
• C270j
• Cargo lamp
• Central junction box (behind lower left side of dash)
• Engine compartment lamp
• From s229 (diagram 1 of 2)
• From s330 (diagram 1 of 2)
• Front interior/map lamps assembly
• G100 (at left rear side of engine compt)
• G901 (at rear of vehicle roof)
• Interior
• Left side rail lamp
• Map
• Rear interior/map lamps assembly
• Right side rail lamp
• S162
• S440
• S932 (near breakout for rear interior/map light assembly)
• S934
• S935
• W/ auxiliary a/c
• W/o auxiliary a/c

Instrument Illumination Wiring Diagram (1 of 2) for Ford Excursion 2003

List of elements for Instrument Illumination Wiring Diagram (1 of 2) for Ford Excursion 2003:

• (near breakout for rear auxiliary function selector switch assembly)
• Accessory delay relay
• Adjustable pedal switch
• Air bag sliding contact
• Auto
• Bulbs
• C205a
• C205b
• C220c
• C228a
• C270b
• C270i
• C270j
• C290a
• C294b
• C3077b
• C990b
• Central junction box (behind lower left side of dash)
• Circuit breaker 30a
• Driver side door lock switch
• Dvd player
• Eatc
• Electronic automatic temperature control module (behind center of dash)
• Exterior lights system
• Four-wheel drive switch
• Front function selector switch assembly
• Fuse 17 15a
• Fuse 42 15a
• G200 (behind left side of dash)
• G201 (behind left side of dash)
• G202 (behind left side of dash)
• G301 (at left ``c" pillar)
• G901 (at rear of vehicle roof)
• Head
• Hot at all times
• Instrument cluster
• Main light switch
• Manual a/c
• Microprocessor
• Nca
• Off
• Park
• Parking aid disable switch
• Passenger side door lock switch
• Pnk
• Radio
• Rear auxiliary function selector switch assembly
• Rear integrated control panel
• Rear seat entertainment module (in center console)
• Rear window defrost switch
• S215 (near breakout to main light switch)
• S216 (in main harness, near breakout sunload sensor)
• S217
• S218
• S233
• S272
• S285
• S290
• S302
• S501
• S934
• Speed control servo
• Steering wheel radio switch
• Steering wheel/speed control switch
• To master window adjust switch (diagram 2 of 2)
• To s940 (diagram 2 of 2)
• Video display (w/ video cassette player)
• W/ rear seat entertainment system
• W/ steering wheel controls
• W/o rear seat entertainment system
• W/o steering wheel controls

Instrument Illumination Wiring Diagram (2 of 2) for Ford Excursion 2003

List of elements for Instrument Illumination Wiring Diagram (2 of 2) for Ford Excursion 2003:

• C504a
• C504b
• C989b
• From circuit breaker 601 (diagram 1 of 2)
• From s926 (diagram 1 of 2)
• Front auxiliary function selector switch assembly
• G300 (on vehicle floor, in left front footwell)
• G301 (at left "c" pillar)
• G901 (at rear of vehicle roof)
• Left power vent window switch
• Left rear window adjust switch
• Master window adjust switch
• Passenger side window adjust switch
• Right power vent window switch
• Right rear window adjust switch
• S201
• S328 (near breakout for g300)
• S501
• S935
• S940 (near breakout for front auxiliary function selector switch assembly)
• Trip computer module (on front center of roof)

MEMORY SYSTEMS

Memory Systems Wiring Diagram for Ford Excursion 2003

List of elements for Memory Systems Wiring Diagram for Ford Excursion 2003:

• (near breakout for driver's memory seat horizontal sensor)
• (near breakout for driver's seat module)
• Accel pedal sw in
• Adj pedal sw in
• Adjustable pedal motor (in driver's footwell)
• Adjustable pedal switch
• C270j
• C270l
• C341a
• C341b
• C341c
• Central junction box (behind lower left side of dash)
• Computer data lines system
• Driver memory seat front height sensor
• Driver memory seat horizontal sensor
• Driver memory seat rear height sensor
• Driver seat module (under driver's seat)
• Driver side front seat adjust switch
• Entire seat
• Front height sens
• Front of seat
• Front up/dn
• Fuse 10a
• Fuse 30a
• Fwd
• Fwd/rwd
• G202 (behind left side of dash)
• G300 (on vehicle floor, in left front footwell)
• G301 (at left "c" pillar)
• Gnd
• Horiz sens
• Hot at all times
• Interior lights system
• Left power seat motor assembly
• Left seat mtr
• Left seat sw
• Logic gnd
• Memory set switch
• Memory sw
• Nca
• Pedal mtr
• Rear height sens
• Rear of seat
• Rear up/dn
• Rwd
• S201 (near breakout for instrument cluster)
• S217
• S314
• S316
• S325
• S326 (near breakout for driver's memory seat rear height sensor)
• S332
• S337
• S338
• Sens feed
• Sensor ret
• Set
• Sw illumination
• Ubp diagnostics
• Vbatt

NAVIGATION

Navigation Wiring Diagram for Ford Excursion 2003

List of elements for Navigation Wiring Diagram for Ford Excursion 2003:

• (at right ``d" pillar) g403
• (behind left side of dash)
• (excursion)
• (in back-up alarm jumper harness, near breakout for c406)
• (pickup)
• (pickup:at right ``a" pillar)
• (w/o auxiliary a/c) s323
• C270j
• Central junction box (behind lower left side of dash)
• Compuer data lines system
• Excursion
• Exterior lights system
• Fuse 15a
• G201
• G300 (on vehicle floor, in left front footwell)
• G900 (at left ``c" pillar)
• Ground
• Hot in run
• Interior lights system
• Iso
• Left center sensor input
• Left inner parking aid sensor (on rear bumper, left of center)
• Left outer parking aid sensor (on left side of rear bumper)
• Left outer sensor input
• On/off switch
• Parking aid disable switch
• Parking aid module (excursion: behind right ``c" pillar)
• Parking aid speaker
• Pickup
• Power
• Reverse input
• Right center sensor input
• Right inner parking aid sensor (on rear bumper, right of center)
• Right outer parking aid sensor (on right side of rear bumper)
• Right outer sensor input
• S201
• S233
• S290
• S303
• S320
• S450
• S451
• Sensor ground
• Sensor power
• Speaker (+)
• Speaker (-)
• Status led

POWER DISTRIBUTION

Power Distribution Wiring Diagram (1 of 4) for Ford Excursion 2003

List of elements for Power Distribution Wiring Diagram (1 of 4) for Ford Excursion 2003:

• (behind left side of dash)
• (in back-up light switch to rear light feed harness, at breakout for auxiliary relay box 3) s199
• (in engine control harness, at breakout for auxiliary relay box 4) s103
• (in main harness, near breakout for auxiliary relay box 1) s249
• (in main harness, near breakout for data link connector) s242
• (in main harness, near breakout for instrument cluster) s228
• (in main harness, near breakout to brake pedal position switch) s214
• (in main harness, near breakout to main light switch) s272
• (left ``c" pillar)
• (near breakout for abs control module) s163
• (right ``d" pillar)
• 30a
• 6.0l
• A/c clutch relay
• Abs control module
• Accessory delay relay
• Adjustable pedal switch
• Auxiliary a/c relay
• Auxiliary relay box 1 (behind glove box)
• Auxiliary relay box 3 (left rear side of engine compt)
• Auxiliary relay box 4
• Auxiliary relay box 4 (left rear side of engine compt)
• Auxiliary relay box 5 (left rear side of engine compt)
• Battery
• Battery ii (6.0l/7.3l)
• Brake pedal position switch
• Brake pressure switch (5.4l/6.8l)
• C202a
• C205a
• C2113b
• C228b
• C270a
• C270b
• C270d
• C270e
• C270g
• C270h
• C270i
• C270j
• C270k
• C270m
• C281c
• C290a
• C341c
• Central junction box (cjb) (behind lower left side of dash)
• Console power point
• Data link connector (dlc)
• Daytime running lamps resistor
• Driver seat module
• Driver side front seat adjust switch
• Dvd player
• Electronic automatic temperature control (eatc) module
• Except 6.0l
• Exterior rear view mirror switch
• Four-wheel drive control module
• From a fuse 10 (diagram 1 of 4)
• From b fuse 16 (diagram 1 of 4)
• Front cigar lighter
• Fuse
• Fuse 1 15a
• Fuse 108 40a
• Fuse 10a
• Fuse 11 20a
• Fuse 111 30a
• Fuse 12 20a
• Fuse 13 10a
• Fuse 14 15a
• Fuse 15 10a
• Fuse 16 15a
• Fuse 17 15a
• Fuse 18 20a
• Fuse 19 5a
• Fuse 2 20a
• Fuse 20 10a
• Fuse 21 25a
• Fuse 3 20a
• Fuse 34 10a
• Fuse 4 20a
• Fuse 5 20a
• Fuse 6 20a
• Fuse 602 60a
• Fuse 7 30a
• G201
• G201 (behind left side of dash)
• G202
• G301
• G403
• Indicator flasher relay
• Injector driver module (idm) power relay
• Instru- ment panel power point
• Junction block
• Left turn trailer tow relay
• Main light switch
• Multifunction switch
• Nca
• Passenger side front seat adjust switch
• Passive anti-theft transceiver module
• Power choke 2
• Radio
• Rear integrated control panel
• Rear power point
• Rear wiper motor assembly
• Red
• Right turn trailer tow relay
• S1000 (in battery output harness, at breakout for junction block on left fender)
• S1002 (in battery output harness, near grommet on firewall)
• S290
• S300
• S316 (in body main harness, near grommet on left side of vehicle floor)
• S323
• S324
• To fuse (diagram 2 of 4)
• To fuse 108 (diagram 1 of 4)
• To fuse 12 (diagram 1 of 4)
• Transfer case high to low relay
• Transfer case low to high relay
• Vehicle security module (vsm)
• Video cassette player
• W/o video cassette player
• ``c" pillar power point

Power Distribution Wiring Diagram (2 of 4) for Ford Excursion 2003

List of elements for Power Distribution Wiring Diagram (2 of 4) for Ford Excursion 2003:

• (6.0l)
• (in body main harness, near grommet on left side of vehicle floor) s315
• (in main harness, at breakout for instrument cluster) s254
• (w/ a/t)
• 5 speed
• Battery charge trailer tow relay
• C1381a c175
• C2113b
• C220c
• C270a
• C270b
• C270c
• C270e
• C270f
• C270g
• C270h
• C270i
• C270j
• C270k
• C270m
• C281c
• C290a
• C341b
• Central junction box (cjb) (behind lower left side of dash)
• Digital transmission range (dtr) sensor
• Driver seat module
• Driver side front heated seat module
• Driver side front seat adjust switch
• Except 5 speed
• Four-wheel drive control module
• From c fuse 111 (diagram 1 of 4)
• From d fuse 112 (diagram 2 of 4)
• From ignition switch (diagram 3 of 4)
• Fuel heater relay (6.0l)
• Fuel pump relay
• Fuse 101 30a
• Fuse 102 30a
• Fuse 104 40a
• Fuse 105 30a
• Fuse 106 30a
• Fuse 109 30a
• Fuse 112 30a
• Fuse 113 30a
• Fuse 115 20a
• Fuse 15a
• Fuse 33 15a
• Fuse 35 10a
• Fuse 36 10a
• Fuse 37 15a
• Fuse 40 20a
• Fuse 41 10a
• Fuse 48 10a
• Fuse 5a
• Horn relay
• Injector driver module power relay (7.3l)
• Instrument cluster
• Memory
• Nca
• Not used
• Passenger side front heated seat module
• Pcm power relay
• Powertrain control module (pcm)
• Radio
• Rear window defrost relay
• Rear wiper motor assembly
• Red
• Starter relay
• To fuse (diagram 3 of 4)
• To fuse 104 (diagram 2 of 4)
• Vehicle security module (vsm)
• W/o memory
• Windshield wiper motor

Power Distribution Wiring Diagram (3 of 4) for Ford Excursion 2003

List of elements for Power Distribution Wiring Diagram (3 of 4) for Ford Excursion 2003:

• (5.4l: near breakout for fuel injector 3) (6.8l: near breakout for fuel injector 5) s135
• (5.4l: near breakout for fuel injector 6) (6.8l: near breakout for fuel injector 9) s130
• (in engine control harness, near breakout for left headlight) (6.0l) s109
• (in engine control sensor & fuel charge harness, near breakout for waste gate solenoid) s154
• (in main harness, at breakout for passive anti-theft transceiver module) s209
• (in main harness, near breakout for instrument cluster) s271
• (in main harness, near breakout to ignition switch) s210
• (not used)
• (w/ a/t)
• 4 speed
• 5 speed
• 5.4l
• 5.4l/6.8l
• 6.0l
• 6.0l/7.3l
• 6.8l
• Abs control module
• Acc
• Accelerator pedal position sensor
• Auxiliary relay box 5 (left rear side of engine compt)
• Blower motor relay
• C1388c
• C220c
• C270a
• C270b
• C270c
• C270e
• C270f
• C281a
• Central junction box (cjb) (behind lower left side of dash)
• Coil on plug (cop) 1
• Coil on plug (cop) 10
• Coil on plug (cop) 2
• Coil on plug (cop) 3
• Coil on plug (cop) 4
• Coil on plug (cop) 5
• Coil on plug (cop) 6
• Coil on plug (cop) 7
• Coil on plug (cop) 8
• Coil on plug (cop) 9 (6.8l)
• Electronic fan clutch (6.0l)
• Except 6.0l
• Fog lamp relay
• Four wheel drive control module
• From e fuse 115 (diagram 2 of 4)
• Fuel heater
• Fuel heater relay
• Fuse 103 50a
• Fuse 107 40a
• Fuse 10a
• Fuse 110 50a
• Fuse 116 30a
• Fuse 25 10a
• Fuse 26 10a
• Fuse 38 20a
• Fuse 44 10a
• Fuse 45 10a
• Fuse 8 15a
• Grade/ load switch
• Ignition switch
• Ignition transformer capacitor 1
• Ignition transformer capacitor 2
• Injector driver module (idm)
• Injector driver module (idm) power relay
• Instrument cluster
• Lock
• Main light switch (w/ fog lamps)
• Nca
• Off
• Overdrive cancel switch
• Parking lamp trailer tow relay
• Passive anti-theft transceiver
• Passive anti-theft transceiver module
• Pcm power relay
• Red/
• Restraints control module
• Reversing lamp trailer tow relay
• Reversing lamps relay (late production)
• Run
• S224 (in main harness, near breakout to brake pedal position switch)
• S258 (in main harness, near breakout to brake pedal position switch)
• Sta
• Start
• To fuse 27 (diagram 4 of 4)
• To fuse 31 (diagram 2 of 4)
• To fuse 48 (diagram 2 of 4)
• Waste gate solenoid

Power Distribution Wiring Diagram (4 of 4) for Ford Excursion 2003

List of elements for Power Distribution Wiring Diagram (4 of 4) for Ford Excursion 2003:

• (in body main harness, near breakout for c340) s303
• (in daytime running light kit harness, near breakout for c1047) s198
• (in engine control harness, near breakout for g100) s124
• (in main harness, near breakout sunload sensor) s206
• (in main harness, near breakout sunload sensor) s235
• (in overhead console harness, near breakout for right vanity mirror light)
• (in rear vehicle interior harness, near breakout for rear power point) s320
• (in rear vehicle interior harness, near breakout for rear power point) s322
• (not used)
• 5.4l/6.8l
• 6.0l/7.3l
• Auxiliary a/c relay
• Auxiliary relay box 1 (behind dash panel, to left of glove box near center of dash)
• Auxiliary relay box 2 (left rear side of engine compartment)
• Battery charge trailer tow relay
• Blower motor relay
• Brake shift interlock
• C228a
• C228b
• C270a
• C270c
• C270h
• C294a
• Central junction box (cjb) (behind lower left side of dash)
• Digital transmission range (dtr) sensor
• Driver side front heated seat module
• Electro- chromatic inside mirror unit
• Electronic automatic temperature control (eatc) module
• Electronic shift on the fly (ecof) solenoid
• From ignition switch (diagram 3 of 4)
• From j fuse 25 (diagram 3 of 4)
• Front function selector switch assembly
• Fuse 10a
• Fuse 27 15a
• Fuse 28 10a
• High speed blower motor relay
• Indicator flasher relay
• Manual a/c
• Nca
• Park brake relay
• Parking aid module (pam)
• Passenger side front heated seat module
• Rear a/c control module
• Rear blend door actuator
• Rear mode door actuator
• Rear window defrost relay
• Speed control servo
• Temperature blend door actuator
• Trip computer module
• Vaccum pump motor
• W/ eatc

POWER MIRRORS

Electronic Day/Night Mirror Wiring Diagram for Ford Excursion 2003

List of elements for Electronic Day/Night Mirror Wiring Diagram for Ford Excursion 2003:

• (behind left side of dash) g201
• (near breakout for auxiliary relay box 4) s160
• 4r100
• 5r110
• C270a
• C270g
• C270h
• Central junction box (behind lower left side of dash)
• Digital transmission range (dtr) sensor (on left side of transmission)
• Electrochromatic inside mirror unit
• Exterior lights system
• Fuse 15a
• Ground
• Hot at all times
• Hot in run
• Nca
• Reversing lamps relay
• S124
• S942
• Vpwr

Power Mirrors Wiring Diagram for Ford Excursion 2003

List of elements for Power Mirrors Wiring Diagram for Ford Excursion 2003:

• (at left ``c" pillar) g301
• (near breakout for central junction box) s279
• (near grommet on left side of vehicle floor) s317
• C270j
• C270k
• Central junction box (cjb) (behind lower left side of dash)
• Down
• Driver side exterior rear view mirror
• Exterior lights system
• Exterior rear view mirror switch
• Fuse 10a
• Fuse 20a
• Fuse 40a
• G301 (at left ``c" pillar)
• Hot at all times
• Left
• Left mirror select
• Nca
• Passenger side exterior rear view mirror
• Rear window defrost relay
• Red
• Right
• Right mirror select
• S233
• S316
• S501

POWER SEATS

Adjustable Pedal Wiring Diagram for Ford Excursion 2003

List of elements for Adjustable Pedal Wiring Diagram for Ford Excursion 2003:

• 270d
• Adjustable pedal motor (in driver's footwell)
• Adjustable pedal switch
• Central junction box (behind lower left side of dash)
• Fuse 15a
• Fwd
• G201 (behind left side of dash)
• Hot at all times
• Interior lights system
• Nca
• Rwd
• S257

Driver Power Seat Wiring Diagram for Ford Excursion 2003

List of elements for Driver Power Seat Wiring Diagram for Ford Excursion 2003:

• (at left "c" pillar) g301
• (excursion)
• (excursion) (pickup)
• (on vehicle floor, in left front footwell) g300
• (pickup)
• (pickup) (excursion)
• C270i
• Central junction box (behind lower left side of dash)
• Driver side front seat adjust switch
• Except super cab
• Forward/rearward
• Front up/down
• Fuse 30a
• Fwd
• G900 (at left "c" pillar)
• Hot at all times
• Left power seat motor assembly
• Nca
• Rear up/down
• Rwd
• S332 s301
• St dn
• St up
• Super cab
• W/ heated seats
• W/o heated seats

Heated Seats Wiring Diagram for Ford Excursion 2003

List of elements for Heated Seats Wiring Diagram for Ford Excursion 2003:

• (at left "c" pillar) g301
• Bat
• C270j
• C270k
• Central junction box (behind lower left side of dash)
• Driver side front heated seat module
• Driver side seat heater switch
• Fuse 15a
• Fuse 30a
• Gnd
• Heater feed
• Heater ret
• Hot at all times
• Hot in run
• Ind
• Left front seat back heater
• Left front seat cushion heater
• Passenger side front heated seat module
• Passenger side seat heater switch
• Right front seat back heater
• Right front seat cushion heater
• S303
• S315
• S332
• S335
• S355
• Sens feed
• Sens ret
• Sw input
• Voltage
• W/ pwr seats
• W/o pwr seats

Passenger Power Seat Wiring Diagram for Ford Excursion 2003

List of elements for Passenger Power Seat Wiring Diagram for Ford Excursion 2003:

• (at left "c" pillar) g900
• (excursion)
• (pickup)
• C270i
• Central junction box (behind lower left side of dash)
• Forward/rearward
• Front up/down
• Fuse 30a
• Fwd
• G301 (at left "c" pillar)
• Hot at all times
• Nca
• Passenger side front seat adjust switch
• Rear up/down
• Right power seat motor assembly
• Rwd
• S335
• St dn
• St up

POWER WINDOWS

Power Windows Wiring Diagram, Crew Cab for Ford Excursion 2003

List of elements for Power Windows Wiring Diagram, Crew Cab for Ford Excursion 2003:

• (in body main harness, near breakout for g300) s328
• (near breakout for instrument cluster)
• Accessory delay relay
• Battery saver relay
• C220b
• C220c
• C270a
• C270b
• C270i
• C270j
• C504a
• C504b
• Central junction box (cjb) (behind lower left side of dash)
• Circuit breaker 601 30a
• Driver
• Driver side front power window motor
• Excursion pickup
• Fuse 35 10a
• Fuse 41 10a
• Fuse 42 15a (excursion)
• G301 g900 (at left ``c" pillar)
• G901 (excursion) (at rear of of vehicle roof)
• G901 (excursion) (at rear of vehicle roof)
• Hot at all times
• Instrument cluster
• Interior lights system
• Left power vent window motor (at left rear of roof)
• Left power vent window switch (excursion)
• Left rear
• Left rear power window motor
• Left rear window adjust switch
• Lock
• Master window adjust switch
• Microprocessor
• One- touch down
• One-touch down relay
• Passenger
• Passenger side front power window motor
• Passenger side window adjust switch
• Pnk
• Right power vent window motor (at right rear of roof)
• Right power vent window switch (excursion)
• Right rear
• Right rear power window motor
• Right rear window adjust switch
• S229
• S501
• S935
• S939
• Vpwr

RADIO

Base Radio Wiring Diagram for Ford Excursion 2003

List of elements for Base Radio Wiring Diagram for Ford Excursion 2003:

• (behind left side of dash) g201
• (early production: near breakout for c211) (late production: near breakout for c210)
• Antenna
• C270a
• C270d
• C290a
• Central junction box (behind lower left side of dash)
• Fuse 15a
• Fuse 20a
• Fuse 5a
• G200 (behind left side of dash)
• Ground
• Hot at all times
• Hot in start
• Hot with acc delay relay energized
• Ign
• Ill
• Interior lights system
• L f spkr
• L r spkr
• Left front speaker
• Left middle speaker
• Left rear speaker
• Nca
• Pnk
• Power
• R f spkr
• R r spkr
• Radio
• Right front speaker
• Right middle speaker
• Right rear speaker
• S285
• S290
• S291 (near breakout for c211)
• S292
• S293
• S294

Premium Sound Radio Wiring Diagram, with DVD for Ford Excursion 2003

List of elements for Premium Sound Radio Wiring Diagram, with DVD for Ford Excursion 2003:

• (at breakout for instrument cluster)
• (behind left side of dash) g201
• (early production: near breakout for c211) (late production: near breakout for c210)
• (early production: near breakout for c211) (late production: near breakout for c210) s292
• (near
• (near breakout for g101)
• (near breakout for restraints control module)
• (near breakout for restraints control module) s226
• 6.8l, 5.4l
• 7.3l
• Abs control module (at left side of engine compartment)
• Acp a
• Acp b
• Air bag sliding contact
• Antenna
• Asys on
• Asyson
• Audio contrl
• Audio lf +
• Audio lf -
• Audio rt +
• Audio rt -
• Breakout for c211)
• C270a
• C270d
• C270j
• C290a
• C290b
• Cd left +
• Cd left -
• Cd right +
• Cd right -
• Central junction box (cjb) (behind lower left side of dash)
• Drain wire
• Dvd player
• Engine controls system
• Fuse 15a
• Fuse 20a
• Fuse 5a
• G200 (behind left side of dash)
• G202 (behind left side of dash)
• Ground
• Hot at all times
• Hot in start
• Hot with acc delay relay energized
• Ignition
• Illum
• Illumination
• Instrument cluster, wiper/washer, transmissions engine controls systems
• Interior lights system
• L f spkr
• L r spkr
• Left front speaker
• Left middle speaker
• Left rear speaker
• Lr amp +
• Lr sig +
• Lr sig -
• Nca
• Pnk
• Power
• Powertrain control module (pcm) (on left side of firewall)
• Protocol a
• Protocol b
• R f spkr
• R r spkr
• Radio
• Rear integrated control panel
• Ricp feed
• Right front speaker
• Right middle speaker
• Right rear speaker
• Rr amp +
• Rr sig +
• Rr sig -
• S114 (near breakout for g101)
• S115
• S245
• S246
• S253
• S282
• S283
• S285
• S290
• S291
• S293
• S294
• S295
• S324
• Shield
• Speed control servo (in right side of engine compt)
• Steering wheel radio switch
• Tan
• Vss

Premium Sound Radio Wiring Diagram, with VCR (1 of 2) for Ford Excursion 2003

List of elements for Premium Sound Radio Wiring Diagram, with VCR (1 of 2) for Ford Excursion 2003:

• (at breakout for instrument cluster)
• (behind left nca side of dash) g200
• (behind left side of dash) g201
• (in console panel panel harness, near breakout for video cassette player)
• (near breakout for g101)
• (near breakout for g101) s114
• (near breakout for video cassette player)
• (on left side of firewall) powertrain control module
• 5.4l, 6.8l
• 6.8l, 5.4l
• 7.3l
• Abs control module (at left side of engine compt)
• Acc delay
• Air bag sliding contact
• Antenna
• Aud pos rt
• Aud sig lf +
• Aud sig lf -
• Aud sig rt +
• Aud sig rt -
• Aud sw ill
• Audio contrl
• C270a
• C270d
• C270j
• C290a
• C290b
• Central junction box (behind lower left side of dash)
• Drain wire
• Engine controls system
• Fuse 15a
• Fuse 20a
• Fuse 5a
• G200 (behind left side of dash)
• Ground
• Hot at all times
• Hot in start
• Hot with acc delay relay energized
• Ignition
• Illum
• Instrument cluster, wiper/washer, transmissions, engine controls systems
• Interior lights system
• L f spkr
• L r spkr
• Nca
• Pnk
• Power
• Power choke 1
• R f spkr
• R r spkr
• Radio
• Red
• Rsem
• S115
• S253
• S285
• S290
• S295
• S302
• S342
• S345
• S351
• S361
• Shield
• Speed control servo (in right side of engine compt)
• Steering wheel radio switch
• Tan
• Vcp ir data
• Vcp ir data +
• Vcp ir data -
• Vcp video
• Vcp video +
• Vcp video -
• Video cassette player
• Video display
• Vss

Premium Sound Radio Wiring Diagram, with VCR (2 of 2) for Ford Excursion 2003

List of elements for Premium Sound Radio Wiring Diagram, with VCR (2 of 2) for Ford Excursion 2003:

• (early production: near breakout for c211) (late production: near breakout for c210)
• (near breakout for restraints control module)
• Acp a
• Acp b
• Asys on
• Aud drain
• Aud sig left +
• Aud sig lf +
• Aud sig lf -
• Aud sig rf -
• Aud sig rt +
• Aud sig rt -
• B +
• C270a
• C3077a
• C3077b
• Central junction box (cjb) (behind lower left side of dash)
• Drain wire
• Fuse 15a
• G200 (behind left side of dash)
• G202 (behind left side of dash)
• Ground
• Hot at all times
• Illum +
• Interior lights system
• Left front speaker
• Left middle speaker
• Left rear +
• Left rear -
• Left rear speaker
• Lf rear out +
• Nca
• Near breakout for c211) s291
• Power choke 2
• Rear seat entertainment module (in center console)
• Red
• Right front speaker
• Right middle speaker
• Right rear speaker
• Rr output +
• Rr output -
• Rse module
• S217
• S282
• S283
• S292
• S293
• S294
• S350
• S351
• Tan
• Vcp drain
• Vcp video +
• Vcp video out

Premium Sound Radio Wiring Diagram, without DVD or VCR for Ford Excursion 2003

List of elements for Premium Sound Radio Wiring Diagram, without DVD or VCR for Ford Excursion 2003:

• (early production: near breakout for c211) (late production: near breakout for c210)
• (early production: near breakout for c211) (late production: near breakout for c210) s292
• (near breakout for c211)
• (near breakout for restraints control module)
• 5.4l,6.8l
• 6.8l, 5.4l
• 7.3l
• Abs control module (at left side of engine compartment)
• Acp a
• Acp b
• Air bag sliding contact
• Antenna
• Asys on
• Aud ntwrk
• C270a
• C270d
• C290a
• C290b
• Central junction box (behind lower left side of dash)
• Engine controls system
• Fuse 15a
• Fuse 20a
• Fuse 5a
• G200 (behind left side of dash)
• G200 (behind left side of dash)
• G201 (behind left side of dash)
• G202 (behind left side of dash)
• Ground
• Hot at all times
• Hot in start
• Hot with acc delay relay energized
• Ignition
• Illum
• Illumination
• Instrument cluster, wiper/washer, transmissions, engine controls systems
• Interior lights system
• L f spkr
• L r spkr
• Left front speaker
• Left middle speaker
• Left rear speaker
• Lr amp +
• Lr sig +
• Lr sig -
• Nca
• Pnk
• Power
• Powertrain control module (on left side of firewall)
• R f spkr
• R r spkr
• Radio
• Rear integrated control panel
• Right front speaker
• Right middle speaker
• Right rear speaker
• Rr amp +
• Rr sig +
• Rr sig -
• S114 (near breakout for g101)
• S115 (near breakout for g101)
• S282
• S283
• S285
• S290
• S291
• S293
• S294
• S295 (near breakout to front cigar lighter)
• S324
• Speed control servo (in right side of engine compt)
• Steering wheel radio switch
• Str control
• Tan
• Vss

SHIFT INTERLOCK

Shift Interlock Wiring Diagram for Ford Excursion 2003

List of elements for Shift Interlock Wiring Diagram for Ford Excursion 2003:

• Brake pedal position switch (behind left side of dash, above brake pedal)
• Brake shift interlock
• C270a
• Central junction box (behind lower left side of dash)
• Fuse 27 15a
• Fuse 34 10a
• G202 (behind left side of dash)
• G300 (on vehicle floor, in left front footwell)
• Hot at all times
• Hot in run
• S201
• S205 (near breakout to break pedal position switch)
• S206
• S218
• S228
• Solid state

STARTING/CHARGING

Starting Wiring Diagram, 4 Speed A/T, M/T & 4 Speed A/T for Ford Excursion 2003

List of elements for Starting Wiring Diagram, 4 Speed A/T, M/T & 4 Speed A/T for Ford Excursion 2003:

• 4 speed a/t
• 6.0l
• Acc
• Battery
• Battery (diesel)
• C270a
• C270b
• C270c
• C270f
• C270g
• C270h
• Central junction box (behind lower left side of dash)
• Clutch pedal position switch (behind left side of dash, above clutch pedal)
• Digital transmission range (dtr) sensor (on left side of transmission)
• Exc 6.0l
• Fuse 15a
• Fuse 30a
• Fuse 50a
• G100 (at left rear side of engine compt)
• G102 (at right side of engine)
• G104 (in engine compartment, at right fender)
• G106 (diesel) (at right frame rail, in engine compartment)
• G109 (at left side of engine)
• Ignition switch
• Junction block
• Lock
• M/t
• Nca
• Off
• Power distribution system
• Red
• Run
• S1000
• S162
• S210
• Sta
• Start
• Starter motor
• Starter relay
• Tan/ red
• Tan/red

Starting Wiring Diagram, 5 Speed A/T for Ford Excursion 2003

List of elements for Starting Wiring Diagram, 5 Speed A/T for Ford Excursion 2003:

• (in back-up light switch to rear light feed harn, near breakout for trans)
• 5r100 transmission
• Acc
• Battery
• Battery (diesel)
• C1381a
• C1381b
• C270b
• C270f
• C270g
• C270h
• Central junction box (behind lower left side of dash)
• Fuse 15a
• Fuse 30a
• Fuse 50a
• G102 (at right side of engine)
• G104 (in engine compartment, at right fender)
• G106 (diesel) (at right frame rail, in engine compartment)
• G109 (at left side of engine)
• Ignition switch
• Junction block
• Lock
• Nca
• Off
• Power distribution system
• Powertrain control module (on left side of firewall)
• Red
• Run
• S1000
• S127
• S128
• S210
• Sta
• Start
• Starter motor
• Starter relay
• Transmission range sensor
• Transmissions system

5.4L

5.4L, Charging Wiring Diagram, without Dual Generators for Ford Excursion 2003

List of elements for 5.4L, Charging Wiring Diagram, without Dual Generators for Ford Excursion 2003:

• (6.0l) (except 6.0l)
• (federal) (california)
• 5.4l, 6.8l
• 5.4l, 6.8l, 7.3l
• 6.0l
• 7.3l
• Acc
• Battery
• Battery (diesel)
• C102a
• C220b
• C220c
• C270a
• C270c
• C270e
• Central junction box (cjb) (behind lower left side of dash)
• Charge
• Fuse 10a
• Fuse 30a
• G102 (at right side of engine)
• G104 (in engine compartment, at right fender)
• G106 (diesel) (at right frame rail, in engine compartment)
• G109 (at left side of engine)
• Generator
• Hot at all times
• Ignition switch
• Instrument cluster
• Lock
• Off
• Power distribution system
• Red
• Run
• S125
• S126
• S149
• S150 s147
• S224 s258
• S271
• Start
• Starter motor

6.0L DIESEL

6.0L Diesel, Charging Wiring Diagram, without Dual Generators for Ford Excursion 2003

List of elements for 6.0L Diesel, Charging Wiring Diagram, without Dual Generators for Ford Excursion 2003:

• (6.0l) (except 6.0l)
• (federal) (california)
• 5.4l, 6.8l
• 5.4l, 6.8l, 7.3l
• 6.0l
• 7.3l
• Acc
• Battery
• Battery (diesel)
• C102a
• C220b
• C220c
• C270a
• C270c
• C270e
• Central junction box (cjb) (behind lower left side of dash)
• Charge
• Fuse 10a
• Fuse 30a
• G102 (at right side of engine)
• G104 (in engine compartment, at right fender)
• G106 (diesel) (at right frame rail, in engine compartment)
• G109 (at left side of engine)
• Generator
• Hot at all times
• Ignition switch
• Instrument cluster
• Lock
• Off
• Power distribution system
• Red
• Run
• S125
• S126
• S149
• S150 s147
• S224 s258
• S271
• Start
• Starter motor

6.0L Diesel, Charging Wiring Diagram, with Dual Generators for Ford Excursion 2003

List of elements for 6.0L Diesel, Charging Wiring Diagram, with Dual Generators for Ford Excursion 2003:

• (6.0l)
• (6.0l) (7.3l)
• (7.3l)
• (federal) (california)
• 6.0l
• 7.3l
• Acc
• Battery
• Battery (diesel)
• C102a
• C1251a
• C1381a
• C1381c
• C220b
• C220c
• C270a
• C270c
• C270e
• Central junction box (behind lower left side of dash)
• Charge
• Fuse 10a
• Fuse 30a
• G102 (at right side of engine)
• G104 (in engine compartment, at right fender)
• G106 (diesel) (at right frame rail, in engine compartment)
• G109 (at left side of engine)
• Generator
• Hot at all times
• Ignition switch
• Instrument cluster
• Lock
• Off
• Power distribution system
• Powertrain control module (pcm) (on left side of firewall)
• Red
• Run
• S125
• S126
• S143
• S149
• S150 s147
• S165
• S166
• S224 s258
• S271
• Secondary generator
• Start
• Starter motor

6.8L

6.8L, Charging Wiring Diagram, without Dual Generators for Ford Excursion 2003

List of elements for 6.8L, Charging Wiring Diagram, without Dual Generators for Ford Excursion 2003:

• (6.0l) (except 6.0l)
• (federal) (california)
• 5.4l, 6.8l
• 5.4l, 6.8l, 7.3l
• 6.0l
• 7.3l
• Acc
• Battery
• Battery (diesel)
• C102a
• C220b
• C220c
• C270a
• C270c
• C270e
• Central junction box (cjb) (behind lower left side of dash)
• Charge
• Fuse 10a
• Fuse 30a
• G102 (at right side of engine)
• G104 (in engine compartment, at right fender)
• G106 (diesel) (at right frame rail, in engine compartment)
• G109 (at left side of engine)
• Generator
• Hot at all times
• Ignition switch
• Instrument cluster
• Lock
• Off
• Power distribution system
• Red
• Run
• S125
• S126
• S149
• S150 s147
• S224 s258
• S271
• Start
• Starter motor

7.3L DI TURBO DIESEL

7.3L DI Turbo Diesel, Charging Wiring Diagram, without Dual Generators for Ford Excursion 2003

List of elements for 7.3L DI Turbo Diesel, Charging Wiring Diagram, without Dual Generators for Ford Excursion 2003:

• (6.0l) (except 6.0l)
• (federal) (california)
• 5.4l, 6.8l
• 5.4l, 6.8l, 7.3l
• 6.0l
• 7.3l
• Acc
• Battery
• Battery (diesel)
• C102a
• C220b
• C220c
• C270a
• C270c
• C270e
• Central junction box (cjb) (behind lower left side of dash)
• Charge
• Fuse 10a
• Fuse 30a
• G102 (at right side of engine)
• G104 (in engine compartment, at right fender)
• G106 (diesel) (at right frame rail, in engine compartment)
• G109 (at left side of engine)
• Generator
• Hot at all times
• Ignition switch
• Instrument cluster
• Lock
• Off
• Power distribution system
• Red
• Run
• S125
• S126
• S149
• S150 s147
• S224 s258
• S271
• Start
• Starter motor

7.3L DI Turbo Diesel, Charging Wiring Diagram, with Dual Generators for Ford Excursion 2003

List of elements for 7.3L DI Turbo Diesel, Charging Wiring Diagram, with Dual Generators for Ford Excursion 2003:

• (6.0l)
• (6.0l) (7.3l)
• (7.3l)
• (federal) (california)
• 6.0l
• 7.3l
• Acc
• Battery
• Battery (diesel)
• C102a
• C1251a
• C1381a
• C1381c
• C220b
• C220c
• C270a
• C270c
• C270e
• Central junction box (behind lower left side of dash)
• Charge
• Fuse 10a
• Fuse 30a
• G102 (at right side of engine)
• G104 (in engine compartment, at right fender)
• G106 (diesel) (at right frame rail, in engine compartment)
• G109 (at left side of engine)
• Generator
• Hot at all times
• Ignition switch
• Instrument cluster
• Lock
• Off
• Power distribution system
• Powertrain control module (pcm) (on left side of firewall)
• Red
• Run
• S125
• S126
• S143
• S149
• S150 s147
• S165
• S166
• S224 s258
• S271
• Secondary generator
• Start
• Starter motor

SUPPLEMENTAL RESTRAINTS

Supplemental Restraints Wiring Diagram for Ford Excursion 2003

List of elements for Supplemental Restraints Wiring Diagram for Ford Excursion 2003:

• (under right side of dash) g203
• Air bag feed
• Air bag indicator
• Air bag return
• Air bag sliding contact
• C220a
• C220b
• C220c
• C270a
• Central junction box (behind lower left side of dash)
• Data link connector (dlc) (partial) (behind left side of dash)
• Driver air bag unit
• Driver safety belt retractor pretensioner
• Fuse f2.26 10a
• Fuse f2.33 15a
• Fuse f2.45 10a
• Ground
• Hot in acc or run
• Hot in run
• Hot in run or start
• Ignition
• Indicator ctrl
• Instrument cluster
• Iso bus
• Nca
• Passenger air bag module
• Passenger safety belt retractor pretensioner
• Pin shorting bars engaged when module connector is disconnected from harness: (shorting bars connected between pins 3-4, 6-7 & 20-21)
• Preten feed
• Preten return
• Restraints control module (rcm) (behind center of dash)
• S202
• S225 (in main harn, near breakout for instrument cluster)
• S254
• S271
• Shorting bar
• Tone driver

TRANSMISSION

4WD Wiring Diagram for Ford Excursion 2003

List of elements for 4WD Wiring Diagram for Ford Excursion 2003:

• (in backup light switch to rear light feed harn, near breakout to c1220)
• (left side of engine compt) abs control module
• (left side of transmission) digital transmission range sensor
• (pick-up)
• 4wd hi
• 4wd hi ind
• 4wd lo
• 4wd lo ind
• 4wd sw
• 87a
• Auxiliary relay box 3 (left rear side of engine compartment)
• Bpp sw
• Brake pedal position switch (behind left side of dash, above brake pedal)
• C135
• C220b
• C270a
• C270h
• C270m
• C281a
• C281b
• C281c
• C350a
• C350b
• Central junction box (lower left side of dash)
• Clutch pedal position switch
• Computer data lines connector
• Data link connector (behind center of dash)
• Dtr sensor, park brake relay, gas: speed control servo, dsl: vacuum pump motor
• Electronic shift-on-the-fly (esof) solenoid (right side of engine compt)
• Esof sol
• Excursion: pats module, eatc module
• Exterior lights system
• Four-wheel drive control module (behind right side of dash)
• Four-wheel drive switch
• Fuse 10a
• Fuse 15a
• Fuse 30a
• G100 (left rear side of engine compt)
• G201 (behind left side of dash)
• G300 (at floor, in left front footwell)
• Ground
• Hi to lo
• Hot at all times
• Hot in run
• Hot in run or acc
• Hot in run or start
• Hot in start
• Ign (st)
• Ign (st/run)
• Illum
• Instrument cluster
• Instrument cluster, windshield wiper motor, pickup: fuel tank selector switch
• Interior lights system
• Iso bus
• Lo to hi
• Main light switch, accelerator pedal position sensor, main light switch, instrument cluster, auxiliary powertrain control module, grade/load switch, clutch triple function switch jumper, overdrive cancel switch
• Motor 2
• Motor 3
• Motor 4
• Motor 5
• Nuet sens
• Off
• Pickup
• Red
• Ref volt
• Reverse
• S124
• S199
• S201
• S205 (behind left side of dash)
• S225 (behind instrument cluster)
• S228
• S250
• S253 (main harn, at breakout for instrument cluster)
• S254
• S255
• S257
• S271
• S275
• Shift sol
• Transfer case assembly
• Transfer case high to low relay
• Transfer case low to high relay
• Vpwr
• Vss in
• Vss out

5.4L

5.4L, A/T Wiring Diagram for Ford Excursion 2003

List of elements for 5.4L, A/T Wiring Diagram for Ford Excursion 2003:

• (5.4l calif) s133
• (backup light sw to rear light feed harn, near breakout for auto trans module)
• (eng cntrl harn, near breakout for brake pressure switch)
• (eng cntrl harn, near breakout for g100 s122
• (in main harn, near breakout to brake pedal position switch)
• (left side of firewall) powertrain control module (pcm)
• 4-wheel drive control module, pats module, eatc module
• 4r100 transmission
• Bpp sw
• Brake pedal position switch
• C175
• C270a
• C270f
• C270h
• Ccs
• Central junction box (lower left side of dash)
• Cht
• Coast clutch
• Computer data lines system
• Control solenoids
• Cylinder head temperature sender (on right cylinder head)
• Data
• Digital transmission range sensor (left side of transmission)
• Electronic pressure
• Engine controls
• Epc
• Exterior lights system
• Fuse 10a
• Fuse 20a
• G100 (left rear of engine compt)
• G101 (left rear of engine compt)
• G300 (at floor, in left front footwell)
• Ground
• Hot at all times
• Hot in run or start
• Iat
• Maf
• Main light switch, accelerator pedal position sensor, main light switch, instrument cluster, overdrive cancel switch
• Mass airflow sensor (left front of engine compt)
• Nca
• Near breakout for g101)
• Oss
• Output shaft speed sensor (top of transmission extension housing)
• Overdrive cancel switch
• Pcm power diode
• Pcm power relay
• R p
• Red
• S106
• S114 (eng cntrl narn near breakout for g101)
• S123 (in eng cntrl harn, near breakout for powertrain control module)
• S132
• S138
• S139
• S162
• S170 (calif)
• S201
• S205
• S228
• S271
• Scp (+)
• Scp (-)
• Shift 1
• Shift 2
• Sig rtn
• Ss1
• Ss2
• Tcc
• Tcil
• Tcs
• Tft
• Throttle position (tp) sensor (on throttle body)
• Tr1
• Tr2
• Tr3
• Tr4
• Transmission converter clutch
• Transmission fluid temperature sensor
• Tss
• Turbine shaft speed sensor (top of transmission at converter housing)
• Vpwr
• Vref

6.0L DIESEL

6.0L Diesel, A/T Wiring Diagram (1 of 2) for Ford Excursion 2003

List of elements for 6.0L Diesel, A/T Wiring Diagram (1 of 2) for Ford Excursion 2003:

• (in engine con- trol sensor & fuel charge harn, at break- out for air charge temp sensor)
• (in engine control harn, near breakout for g101)
• (in main harn, near breakout to brake pedal position switch) s224
• (maf) sens out
• Acc
• Brake ped pos sw
• Brake pedal position (bpp) switch (behind left side of dash, above brake pedal)
• Brake pressure switch, egr valve actuator, injection pressure regulator, glow plug control module
• C1381a
• C1381c
• C270a
• C270h red
• Can bus 1h
• Can bus 1l
• Central junction box (behind lower left side of dash)
• Chassis gnd
• Cool temp sens
• Data link connector (dlc) (behind left side of dash)
• Egr thrtl pos
• Engine coolant temperature (ect) sensor
• Fuse 10a
• Fuse 20a
• Fuse 30a
• G100
• G101
• G300 (on vehicle floor, in left front footwell)
• Grade/load switch
• Grd/load sw
• Hot at all times
• Hot in run or start
• Ignition switch
• Injector driver module, fuel heater relay
• Intk air temp sens
• Lock
• Maf sens sig rtn
• Main light switch, accelerator pedal position sensor, main light switch, instrument cluster, auxiliary powertrain control module, clutch triple function switch jumper, grade/load switch
• Mass airflow (maf) sensor
• Nca
• Off
• Pcm power diode
• Pcm power relay
• Powertrain control module (pcm) (on left side of firewall)
• Pwr gnd
• Pwr in
• Red
• Ref volt
• Run
• S101
• S106
• S114
• S123
• S162
• S190
• S192
• S271
• Sig rtn
• Start
• Throttle position (tps) sensor
• To fuel pump relay

6.0L Diesel, A/T Wiring Diagram (2 of 2) for Ford Excursion 2003

List of elements for 6.0L Diesel, A/T Wiring Diagram (2 of 2) for Ford Excursion 2003:

• (epc) sol 1 ctrl
• (epc) sol 2 ctrl
• (epc) sol 3 ctrl
• (epc) sol 4 ctrl
• (epc) sol 5 ctrl
• (epc) sol common
• (in back-up light switch to
• (iss) sens in
• (on left side of firewall)
• (oss) sens in
• (tcc) sol ctrl
• (tcil) ctrl
• (tft) sens
• (tft) sens in
• (tss) sens in
• (w/ elec- tronic shift on the fly)
• Automatic transmission 5r110
• C1381b
• C281b
• Exterior lights system
• Four- wheel drive control module (behind right side of dash)
• In breakout to transmission)
• Intermediate shaft
• Line press sol
• Neutral sw sen
• Output shaft speed (oss) sensor (on top of transmission extension housing)
• Powertrain control module (pcm)
• Pressure control solenoid
• Pressure sw 1 in
• Pressure sw 2 in
• Pressure sw 3 in
• Pressure sw 4 in
• Pressure sw 5 in
• Rear light feed harness,
• Ref volt
• Rev lmp rly ctrl
• S127
• S128 (in back-up light switch to rear light feed harn, near breakout for transmission)
• S129
• Sig rtn
• Speed sensor
• Speed sensor assembly
• Tran range sens
• Transmission fluid temperature sensor
• Transmission range sensor (trs)
• Turbine shaft speed sensor

6.8L

6.8L, A/T Wiring Diagram for Ford Excursion 2003

List of elements for 6.8L, A/T Wiring Diagram for Ford Excursion 2003:

• (5.4l calif) s133
• (backup light sw to rear light feed harn, near breakout for auto trans module)
• (eng cntrl harn, near breakout for brake pressure switch)
• (eng cntrl harn, near breakout for g100 s122
• (in main harn, near breakout to brake pedal position switch)
• (left side of firewall) powertrain control module (pcm)
• 4-wheel drive control module, pats module, eatc module
• 4r100 transmission
• Bpp sw
• Brake pedal position switch
• C175
• C270a
• C270f
• C270h
• Ccs
• Central junction box (lower left side of dash)
• Cht
• Coast clutch
• Computer data lines system
• Control solenoids
• Cylinder head temperature sender (on right cylinder head)
• Data
• Digital transmission range sensor (left side of transmission)
• Electronic pressure
• Engine controls
• Epc
• Exterior lights system
• Fuse 10a
• Fuse 20a
• G100 (left rear of engine compt)
• G101 (left rear of engine compt)
• G300 (at floor, in left front footwell)
• Ground
• Hot at all times
• Hot in run or start
• Iat
• Maf
• Main light switch, accelerator pedal position sensor, main light switch, instrument cluster, overdrive cancel switch
• Mass airflow sensor (left front of engine compt)
• Nca
• Near breakout for g101)
• Oss
• Output shaft speed sensor (top of transmission extension housing)
• Overdrive cancel switch
• Pcm power diode
• Pcm power relay
• R p
• Red
• S106
• S114 (eng cntrl narn near breakout for g101)
• S123 (in eng cntrl harn, near breakout for powertrain control module)
• S132
• S138
• S139
• S162
• S170 (calif)
• S201
• S205
• S228
• S271
• Scp (+)
• Scp (-)
• Shift 1
• Shift 2
• Sig rtn
• Ss1
• Ss2
• Tcc
• Tcil
• Tcs
• Tft
• Throttle position (tp) sensor (on throttle body)
• Tr1
• Tr2
• Tr3
• Tr4
• Transmission converter clutch
• Transmission fluid temperature sensor
• Tss
• Turbine shaft speed sensor (top of transmission at converter housing)
• Vpwr
• Vref

7.3L DIESEL

7.3L Diesel, A/T Wiring Diagram for Ford Excursion 2003

List of elements for 7.3L Diesel, A/T Wiring Diagram for Ford Excursion 2003:

• (backup light switch to rear light feed harn, near breakout for auto trans module)
• (eng cntrl harn, near breakout for g100) s122
• (eng cntrl harn, near breakout for g101)
• (left side of engine compt)
• (left side of firewall) powertrain control module (pcm)
• (main harn, near breakout to brake pedal position switch)
• 4-wheel drive control, pats & eatc module
• 4r100 transmission
• Accelerator pedal position sensor (on accelerator pedal support)
• App
• Bpp sw
• Brake pedal position switch
• C175
• C270a
• C270f
• C270g
• C270h
• Ccs
• Central junction box (lower left side of dash)
• Coast clutch
• Computer data lines system
• Control solenoids
• Data
• Digital transmission range sensor (left side of transmission)
• Electronic pressure
• Engine controls
• Epc
• Exterior lights system
• Fuse 10a
• Fuse 20a
• G100 (left rear of engine compt)
• G101
• G300 (at floor, in left front footwell)
• Ground
• Hot at all times
• Hot in run or start
• Iat
• Intake air temperature sensor (left side of engine compt)
• Main light switch, accelerator pedal position sensor, main light switch, instrument cluster, auxiliary powertrain control module, clutch triple function switch jumper, overdrive cancel switch
• Nca
• Near breakout for g101)
• Oss
• Output shaft speed sensor (top of transmission extension housing)
• Overdrive cancel switch
• Pcm power diode
• Pcm power relay
• R p
• Red
• S106
• S114
• S123 (eng cntrl harn, near breakout for g100)
• S138
• S139
• S162
• S170 (eng cntrl harn, near breakout for brake pressure switch)
• S201
• S205
• S228
• S271
• Scp (+)
• Scp (-)
• Shift 1
• Shift 2
• Sig rtn
• Ss1
• Ss2
• Tcc
• Tcil
• Tcs
• Tft
• Tr1
• Tr2
• Tr3
• Tr4
• Transmission converter clutch
• Transmission fluid temperature sensor
• Tss
• Turbine shaft speed sensor (top of transmission, at converter housing)
• Vbatt
• Vpwr
• Vref

WARNING SYSTEMS

Warning Systems Wiring Diagram, with Remote/Keyless Entry for Ford Excursion 2003

List of elements for Warning Systems Wiring Diagram, with Remote/Keyless Entry for Ford Excursion 2003:

• (at left ``c" pillar)
• (at left ``c'' pillar)
• (behind left side of dash)
• (excursion)
• (excursion) g301
• (excursion, pickup w/ power equipment except crew cab) (pickup w/o power equipment) (crewcab w/ power equipment)
• (pickup) (at left ``c" pillar)
• (pickup) g900
• Air bag sliding contact
• Auto
• C205a
• C2113a
• C2113b
• C2113c
• C220a
• C220b
• C220c
• C270a
• C270b
• C270e
• Central junction box (behind lower left side of dash)
• Data link connector (dlc)
• Driver side front door ajar switch
• Driver side rear door ajar switch
• Excursion
• Fuse 10a
• Fuse 15a
• Fuse 30a
• Fuse 5a
• G300 (on vehicle floor, in left front footwell)
• G301 g900 (pickup) (at left (at left ``c" pillar)
• G900 g301 (excursion) (at left ``c" pillar)
• G901 (at rear of vehicle roof)
• Head
• Hot at all times
• Hot in run or acc
• Hot in run or start
• Instrument cluster
• Key warning switch
• Left liftgate ajar switch
• Main light switch
• Nca
• Off
• Park
• Passenger side front door ajar switch
• Passenger side rear door ajar switch
• Restraints control module (behind center of dash)
• Right liftgate ajar switch
• S201
• S214
• S233
• S247 (near breakout to passenger air bag module)
• S254
• S271
• S300
• S307 (in body main harness, near breakout for driver's seat module)
• S332
• S440
• S501
• S639
• Safety belt buckle switch (in driver's seat belt buckle)
• Vehicle security module (behind left side of dash)
• ``c" pillar)

WIPER/WASHER

Front Washer/Wiper Wiring Diagram for Ford Excursion 2003

List of elements for Front Washer/Wiper Wiring Diagram for Ford Excursion 2003:

• (on top left side of firewall) windshield wiper motor
• 1. off 2. interval 1 3. interval 2 4. interval 3 5. interval 4 6. interval 5 7. low 8. high
• Abs control module (at left side of engine compt)
• C202b
• C270a
• C270m
• Central junction box (cjb) (behind lower left side of dash)
• Fuse 106 30a
• Fuse 33 15a
• G100 (at left rear side of engine compt)
• G202 (behind left side of dash)
• G300 (on vehicle floor, in left front footwell)
• G301 (at left ``c" pillar)
• Hot at all times
• Hot in run or acc
• Interval switch
• Multi-function switch
• Rear wiper motor assembly
• Red
• Rest
• Run
• S115
• S162
• S172
• S218
• S254
• S300
• Solid state
• Washer pump relay
• Washer switch
• Windshield washer pump motor (on right side of engine compt)
• Windshield washer relay
• Wiper high/low relay
• Wiper run/park relay

Rear Washer/Wiper Wiring Diagram for Ford Excursion 2003

List of elements for Rear Washer/Wiper Wiring Diagram for Ford Excursion 2003:

• (in liftgate) rear wiper motor assembly
• 1. wash 2. off 3. variable intermittent 4. on
• C202b
• C270i
• C270j
• Central junction box (cjb) (behind lower left side of dash)
• Fuse 21 25a
• Fuse 48 10a
• G100 (at left rear side of engine compt)
• G202 (behind left side of dash)
• G301 (at left ``c" pillar)
• G901 (at rear of vehicle roof)
• Hot at all times
• Hot in run or acc
• Multi-function switch
• S162
• S218
• S300
• S440
• Solid state
• Washer pump relay
• Windshield washer pump motor (on right side of engine compt)
• Windshield washer relay
• Windshield wiper motor assembly
• Wiper run/park relay