AIR CONDITIONING – Ford Excursion 2002 – SYSTEM WIRING DIAGRAMS

AIR CONDITIONING

Automatic A/C Wiring Diagram (1 of 2) for Ford Excursion 2002

List of elements for Automatic A/C Wiring Diagram (1 of 2) for Ford Excursion 2002:

• 2.94 k ohms
• Air bag sliding contact
• Ambient air temperature sensor (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 (behind lower left side of dash)
• Diesel
• Electronic automatic temperature control (eatc) module (behind center of dash)
• Fan speed (+)
• Fan speed (-)
• Fuse 10a
• G300 (on floor, at left front footwell)
• Gasoline
• Hot at all times
• Hot in run
• Ign
• Illumination
• In car temp sensor
• In-vehicle temperature sensor
• Interior lights system
• Logic gnd
• Logic gnd, pressure
• Ohms
• Power- train control module (left side of firewall)
• Remote solenoid assembly
• S201 (behind instrument cluster)
• S314 (under drivers seat)
• Sensor return
• Solenoid assembly
• Solenoid assembly gnd
• Speed controller
• Speed cotrol servo/amplifier assembly (right side of engine compt)
• Steering wheel contrls
• Steering wheel radio switch
• Sunload sensor sig
• Temp (+)
• Temp (-)
• Temperature blend door actuator
• Ubp diag

Automatic A/C Wiring Diagram (2 of 2) for Ford Excursion 2002

List of elements for Automatic A/C Wiring Diagram (2 of 2) for Ford Excursion 2002:

• (left rear of engine compartment) g100
• (left side of engine compt) s180
• (rear of engine compartment) s162
• (right side of engine compartment) g108
• 87a
• A/c clutch diode
• A/c clutch relay
• A/c clutch solenoid (in right side of engine compartment)
• A/c compressor cycling switch (in right rear of engine compartment, on a/c accumulator)
• A/c head press switch
• A/c high pressure switch (in right front of engine compartment)
• Auxiliary relay box 4 (rear of engine compt)
• Blower motor (on right side of firewall)
• Blower motor relay
• C270a
• C270f
• C270g
• C270h
• Central junction box (behind lower left side of dash)
• Data link connector (behind center of dash)
• Diesel gasoline
• Front blower motor speed controller
• Fuse 10 10a
• Fuse 23 20a
• Fuse 40a
• G202 (behind left side of dash)
• G300 (left front footwell)
• Hot at all times
• Hot in run or start
• Powertrain control module (pcm) (on left side of firewall)
• S122 (rear of engine compartment)
• S171 (rear of engine compartment)
• S218
• Sunload sensor

Manual A/C Wiring Diagram (1 of 2) for Ford Excursion 2002

List of elements for Manual A/C Wiring Diagram (1 of 2) for Ford Excursion 2002:

• (behind center of dash) s235
• (behind center of dash) s290
• (behind left side of dash) g201
• (center of dash) g201
• (excursion)
• (left rear of engine compartment) g100
• (left side of engine compt) s180
• (rear of engine compartment) s152
• (rear of engine compartment) s162
• (right side of engine compartment) g108
• 0.3 ohms
• 0.7 ohms
• 1.7 ohms
• 87a
• A/c
• A/c clutch diode
• A/c clutch relay
• A/c clutch solenoid (in right side of engine compartment)
• A/c compressor cycling switch (in right rear of engine compartment, on a/c accumulator)
• A/c head press switch
• A/c high pressure switch (in right front of engine compartment)
• Auxiliary relay box 4 (rear of engine compt)
• Blend door potentiometer
• Blower motor (on right side of firewall)
• Blower motor relay
• Blower motor switch
• C270a
• C270f
• C270g
• C270h
• C270j
• C294a
• C294b
• C294c
• C294d
• Central junction box (behind lower left side of dash)
• Climate control illumination
• Cold
• Defrost
• Diesel
• Diesel gasoline
• Floor
• Floor/ defrost
• Front blower motor resistor (on right side of firewall, on plenum)
• Function selector switch
• Fuse 10 10a
• Fuse 10a
• Fuse 23 20a
• Fuse 27 15a
• Fuse 40a
• G108 (right side of engine compt)
• High
• Hot at all times
• Hot in run
• Hot in run or start
• Interior lights system
• Low
• Max a/c
• Med high
• Med low
• Mode selector switch
• Off
• Pan/flr
• Panel
• Powertrain control module (pcm) (on left side of firewall)
• S122 (rear of engine compartment)
• S124 (rear of engine compartment)
• S171 (rear of engine compartment)
• S173 (rear of engine compartment)
• S180
• S235
• S257 (under left side of dash)
• S303 (under right front seat)
• S322 (right side of floor, after "c" pillar)
• Solid state
• Temperature blend door actuator (behind right side of dash)
• Vacuum pump motor
• W/auxiliary air conditioning
• Warm

Manual A/C Wiring Diagram (2 of 2) for Ford Excursion 2002

List of elements for Manual A/C Wiring Diagram (2 of 2) for Ford Excursion 2002:

• (behind left side of dash) g202
• (front of roof) s935
• (in right rear corner of vehicle) rear heater blower motor resistor
• (in roof , above middle row of seats) s924
• (in roof, above middle row of seats) s925
• (in roof, above middle row of seats) s930
• (in roof, above middle row of seats) s931
• (rear of roof) g901
• (right "d" pillar) g403
• (right "d" pillar) g403
• (right side of vehicle floor, after "c" pillar) s320
• (right side of vehicle floor, after "c" pillar) s321
• 0.6 ohms
• 2.7 ohms
• 3.8 ohms
• 87a
• A/c mode act fbck
• Auxiliary a/c relay
• Auxiliary relay box 1 (behind glove box) instrument panel)
• Blend act feedback
• Blend dr act fbck
• Blend dr pot (+)
• Blend dr pot rtn
• C270d
• C989c
• C989d
• C990a
• C990c
• C990d
• Central junction box (behind left side of dash)
• Frnt ctrl wiper posit
• Frnt mode pot (+)
• Frnt mode pot rtn
• Front auxiliary function switch assembly
• Front auxiliary functon selector switch assembly
• Fuse 40a
• Ground
• High speed blower motor relay (in left rear of vehicle)
• Hot at all times
• Ignition
• Mode act feedback
• Off
• Rear a/c control module (in right rear corner of vehicle)
• Rear auxiliary function selector switch assembly
• Rear auxiliary function switch assembly
• Rear blend door actuator (in right rear corner of vehicle)
• Rear blower motor (in right rear corner of vehicle)
• Rear mode door actuator (in right rear corner of vehicle)
• Red
• Red/ pnk
• Rr ctrl sense line
• Rr ctrl wiper posit
• S217
• S323
• S927 (in roof, above middle row of seats)
• S928 (in roof, above middle row of seats)
• S929 (in roof, above middle row of seats)