ENGINE PERFORMANCE – Ford Crown Victoria LX 2003 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

4.6L

4.6L, Engine Performance Wiring Diagram (1 of 4) for Ford Crown Victoria LX 2003

List of elements for 4.6L, Engine Performance Wiring Diagram (1 of 4) for Ford Crown Victoria LX 2003:

• (in dash panel to headlamp junc- tion harn, near breakout to c1047)
• (in eng control sensor & fuel charge wiring harn, near breakout to c1033)
• (in eng control sensor & fuel charge wiring harn, near breakout to coil on plig 8)
• (left center of eng)
• (marauder) (others)
• (others) (marauder)
• (rear of left front fender apron) g101
• (right center of eng)
• A/c air temp in
• A/c cutout
• A/c evaporator discharge air temperature sensor (right side rear of eng compt)
• A/c system
• Anti-theft system
• Battery junction box (right front of engine compt, behind battery)
• Case gnd
• Central junction box (below dash, left of steering column)
• Charging system
• Ckp (+)
• Ckp (-)
• Coil 1
• Coil 3
• Coil 4
• Coil 5
• Coil 6
• Cooling fans
• Crankshaft position sensor (lower right front of engine)
• Crankshaft position sensor shield
• Cyl head temp
• Data link (+)
• Data link (-)
• Data link connector (behind left side of dash)
• Ect ind
• Egr vac reg
• Eprom
• Fan high rly
• Fan low rly
• Floor shifter
• Fuel door ind
• Fuel flow
• Fuel gauge
• Fuel pump
• Fuse 15a
• Fuse 25a
• Fuse 30a
• G101 (rear of left front fender apron)
• Gen "s" term
• Gnd
• Hot at all times
• Hot in run or start
• Iat sens in
• Ignition coils
• Ignition trans- former capa- citor 1&2 (marauder)
• Ignition transformer capacitor (left front of engine)
• Instrument cluster system
• Knock sens sig
• Knock sensor (right front of engine)
• Led sig gnd
• Maf sig rtn
• Map sens in
• Mil
• Nca
• Others
• Overdrive cancel switch
• Pcm power diode
• Pcm power relay
• Powertrain control module (pcm) (in engine compt, on left side of firewall)
• Psp sens in
• Pwr gnd
• Rt ho2s 12
• Rx sig
• S101
• S103
• S111
• S115
• S118
• S134
• S135
• S140
• S151
• S160
• S223
• S276
• Shft sol a
• Shft sol b
• Starting system
• Stating/charging system
• Tcil
• Tr1
• Tr2
• Tr4
• Trans ctrl sw
• Trans temp
• Transmissions system
• Tx sig
• W/ center console

4.6L, Engine Performance Wiring Diagram (2 of 4) for Ford Crown Victoria LX 2003

List of elements for 4.6L, Engine Performance Wiring Diagram (2 of 4) for Ford Crown Victoria LX 2003:

• (near braek- out to c1033)
• (near breakout to c1026)
• (near breakout to coil on plug 4)
• (speedometer/ odometer) vehicle speed input
• 4r70w transmission
• Analog
• Brake pedal position switch (top of brake pedal support)
• C220b
• C220c
• C2220a
• C2220b
• Central junction box (below dash, left of steering column)
• Differential pressure feedback egr sensor (near right side of intake manifold)
• Digital
• Digital transmission range (dtr) sensor (left side of transmission)
• Electronic pressure control solenoid
• Engine coolant temp input
• Engine coolant temperature sender (top right front of eng, near fuel injector 1)
• Fuse 15a
• G101 (rear of left front fender apron)
• G201 (behind right kick panel)
• Hot at all times
• Instrument cluster
• Malfunction indicator input
• Marauder
• Mass air- flow sensor (behind air cleaner assembly)
• Others
• Power steering pressure switch
• R n
• Red
• Red marauder
• S118
• S126
• S128
• S132
• S141
• S150
• S265
• Shift solenoids
• Ssa
• Ssb
• Throttle position sensor (left side of throttle body)
• Torque converter clutch solenoid
• Transmission fluid temperature sensor
• Vapor management valve (rear center of engine compt)

4.6L, Engine Performance Wiring Diagram (3 of 4) for Ford Crown Victoria LX 2003

List of elements for 4.6L, Engine Performance Wiring Diagram (3 of 4) for Ford Crown Victoria LX 2003:

• (in trunk, on left support) inertia fuel shutoff switch
• (left rear of eng compt)
• (near breakout to c1019)
• (near breakout to c1026)
• (near breakout to c1033 s123
• (near breakout to output shaft speed sensor) s146
• (on left side front of trunk) fuel pump module
• (on left side of transmission)
• A/c system
• Battery junction box (right front of engine compt)
• Camshaft position sensor (left front of engine, below left ignition transformer capacitor)
• Cylinder head temperature sensor (top left front of engine)
• Engine coolant temperature sensor (near fuel injector 1)
• Fuel pump
• Fuel pump relay
• Fuel tank pressure transducer sensor
• Fuel tank unit
• Fuse 15a
• Fuse 20a
• G102 (at front of right front fender apron)
• G201 (behind right kick panel)
• G400 (at center of luggage compt)
• Heated oxygen sensor 11 (lower right rear of engine, in exhaust manifold)
• Heated oxygen sensor 12 (in exhaust, rear of catalyst)
• Heated oxygen sensor 21 (lower left rear of engine, in exhaust manifold)
• Heated oxygen sensor 22 (in exhaust, rear of catalyst)
• Hot at all times
• Injection pressure sensor (right front of eng)
• Instrument cluster system
• Marauder
• Nca
• Other
• Others
• Red
• Red/pnk
• S109
• S110
• S113
• S125
• S130
• S143
• S147
• S210
• S210 (in breakout to autolamp sensor)
• S256
• S267
• S286
• S303

4.6L, Engine Performance Wiring Diagram (4 of 4) for Ford Crown Victoria LX 2003

List of elements for 4.6L, Engine Performance Wiring Diagram (4 of 4) for Ford Crown Victoria LX 2003:

• (behind center of of dash) warning buzzer/ chime module
• (behind right side of dash, above glove box) air suspension module
• (behind right side of dash, above glove box) variable assist power steering module
• (in center rear of trunk) evap canister vent valve
• A/c cutout sw
• A/c system
• A/c system (a/c clutch sw)
• A/c wot cutout
• Batt
• C2131b
• C2145b
• C2231b
• C2232b
• C290c
• C4170d
• C9013a (w/ roof opening panel)
• Cam pos in
• Can vent sol
• Cht sensor
• Coil 2
• Coil 7
• Coil 8
• Compt)
• Dpfe sens
• Epc sol rtn sig
• Evap purge vlve
• 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 press
• Fuel pump ctrl
• G101 (rear of left front fender apron)
• G201 (behind right kick panel)
• Gen/bat ind ctrl
• Gnd
• Heater ctrl
• Iac sol
• Idle air control valve (left side of intake manifold)
• Inj press in
• Knock sens (+)
• L ho2s
• Lft ho2s 21
• Lft ho2s 22
• Lighting control module (behind center of dash)
• Maf sens in
• Marauder
• Oss (+)
• Others
• Output shaft speed sensor (left rear side of transmission)
• Overheah console
• Police auxiliary junction block (front) (behind center of dash)
• Police auxiliary junction block (rear) (behind bottom center of rear seats)
• Power gnd
• Powertrain control module (pcm) (in engine compt, on left side of firewall)
• R ho2s
• Radio
• Red
• Red/pnk
• Ref volt
• Rt ho2s 11
• S118
• S128
• S129 (near breakout to speed control actuator)
• S131 (near breakout to c1033)
• S148 (near breaout to coil on plug 4)
• S247 (near breakout to lighting control module)
• Sig rtn
• Speed control actuator (left side of eng
• Starting/charging system
• Tan
• Tan/red
• Tcc sol
• Tp sens in
• Tr3
• Vpwr
• Vss (+)
• Vss sig
• W/ air suspension
• W/ varps

4.6L CNG

4.6L CNG, Engine Performance Wiring Diagram (1 of 5) for Ford Crown Victoria LX 2003

List of elements for 4.6L CNG, Engine Performance Wiring Diagram (1 of 5) for Ford Crown Victoria LX 2003:

• (dash panel to headlamp junction near breakout to c1047)
• (in eng control sensor & fuel charge wiring harn, near breakout to c1033)
• (in eng control sensor & fuel charge wiring harn, near breakout to coil on plug 8)
• (rear of left front fender apron)
• A/c air temp in
• A/c cycling
• A/c evaporator discharge air temperature sensor (on right side rear of eng compt)
• A/c system
• Battery junction box (right front of engine compt, behind battery)
• Central junction box (below dash, left of steering column)
• Charging system
• Ckp (+)
• Ckp (-)
• Coil 6
• Coil on plug 1
• Coil on plug 3
• Coil on plug 4
• Coil on plug 5
• Cooling fans (fan low relay)
• Cooling fans system
• Crankshaft position sensor (lower right front of engine)
• Crankshaft position sensor shield
• Cyl temp ind
• Data link connector (dlc) (behind left side of dash)
• Dtr sens, tr1
• Ect ind
• Egr vac reg
• Eprom
• Fan high rly
• Fan low rly
• Floor shifter
• Fuel rail temp
• Fuse 15a
• Fuse 25a
• Fuse 30a
• G101
• G101 (rear of left front fender apron)
• Gen "s" term
• Gen common
• Gnd
• Ho2s 12
• Hot at all times
• Hot in run or start
• Iat sens
• Ignition coils
• Ignition transformer capacitor (left front of engine)
• Maf sig rtn
• Map sens in
• Mil
• Nca
• Others
• Overdrive cancel switch
• Pcm power diode
• Pcm power relay
• Pcm to ngv pwr
• Powertrain control module (pcm) (in engine compt, on left side of firewall)
• Pwr gnd
• Pwr steering press sens
• Red/pnk
• S101
• S103
• S111
• S117
• S118
• S134
• S135
• S140
• S151
• S155
• S223
• S276
• Scp bus (+)
• Scp bus (-)
• Shft sol a
• Shft sol b
• Tcil
• Tr2
• Tr4
• Trans ctrl sw
• Trans temp
• W/ center console

4.6L CNG, Engine Performance Wiring Diagram (2 of 5) for Ford Crown Victoria LX 2003

List of elements for 4.6L CNG, Engine Performance Wiring Diagram (2 of 5) for Ford Crown Victoria LX 2003:

• (in main wiring harn, in breakout to instrument cluster)
• (in main wiring harn, near breakout to lighting control module)
• (not used)
• 4r70w transmission
• C2220a
• C2220b
• Cylinder head temp input
• Digital transmission range (dtr) sensor (left side of transmission)
• Electronic pressure control solenoid
• Engine coolant temp input
• Engine coolant temperature sensor (top right front of eng, near fuel injector 1)
• Fuel display input
• G101 (rear of left front fender apron)
• G201 (behind right kick panel)
• Instrument cluster
• Mal- function indicator input
• Mass air- flow sensor (behind air cleaner assembly)
• Power input
• R n
• Red
• Red/pnk
• S105
• S118
• S141 (in dash panel to headlamp junction harn, near break- out to c1026)
• S202
• S299
• Shift solenoids
• Ssa
• Ssb
• Torque converter clutch solenoid
• Trans control indicator input
• Transmission fluid temperature sensor
• Vehicle speed input

4.6L CNG, Engine Performance Wiring Diagram (3 of 5) for Ford Crown Victoria LX 2003

List of elements for 4.6L CNG, Engine Performance Wiring Diagram (3 of 5) for Ford Crown Victoria LX 2003:

• red
• (at center of luggage compt) g400
• (at center rear of eng)
• (in dash panel to headlamp junction harn, left rear of eng compt)
• (in fuel tank guage sender wiring harn, in breakout to c431)
• (in taillamps wiring harn, near breakout to c421)
• (in transmission control selector neutral switch harn, near breakout to output shaft speed sensor) s146
• (in transmission control selector neutral switch harn, on left side of transmission)
• (in trunk, on left support) inertia fuel shut-off switch
• (on fuel tank assembly) tank valve 5
• (on left side of fuel tank assembly) tank valve 3
• (on lower left of fuel tank assembly) tank valve 4
• (on right front of eng) fuel rail cut-off valve
• (on upper fuel tank assembly) tank valve 1
• (on upper fuel tank assembly) tank valve 2
• A/c pressure transducer sensor (right side center of eng)
• Air conditioning (a/c clutch relay)
• Battery junction box (right front of engine compt, behind battery)
• Camshaft position sensor (on low right front of eng)
• Fuse 15a
• G106
• Heated oxygen sensor 12 (in exhaust, rear of catalyst)
• Heated oxygen sensor 22 (in exhaust, rear of catalyst)
• Nca
• Output shaft speed sensor (left rear side of transmission)
• Power steering pressure sensor (on right side front of eng)
• Red
• Red/pnk
• S109 (in dash panel to headlamp junction harn, near breakout to c1019)
• S130
• S147
• S298
• S427

4.6L CNG, Engine Performance Wiring Diagram (4 of 5) for Ford Crown Victoria LX 2003

List of elements for 4.6L CNG, Engine Performance Wiring Diagram (4 of 5) for Ford Crown Victoria LX 2003:

• (in dash panel to headlamp juction harn, near break- out to c1046)
• (in eng control sensor & fuel charge wiring harn, near breakout to c1033)
• (in eng control sensor & fuel charge wiring harn, near breakout to coil on plug 4) s148
• (in fuel tank sender wiring harn, in breakout to natural gas vehicle fuel tank pressure sensor) s429
• (not used)
• (on upper fuel tank assembly) ngv fuel tank assembly temperature sensor 1
• (on upper fuel tank assembly) ngv fuel tank pressure sensor
• Data (+)
• Data (-)
• Ftp return
• Ftp sensor
• Fuel injectors
• G101 (rear of left front fender apron)
• Ground
• I/p
• Idle air control valve (left side of intake manifold)
• Ignition
• Inj 1 in
• Inj 1 out
• Inj 2 in
• Inj 2 out
• Inj 3 in
• Inj 3 out
• Inj 4 in
• Inj 4 out
• Inj 5 in
• Inj 5 out
• Inj 6 in
• Inj 6 out
• Inj 7 in
• Inj 7 out
• Inj 8 in
• Inj 8 out
• Natural gas vehicle (ngv) module (on front of radiator support)
• Power
• Red
• Red/pnk
• Ref voltage
• S110
• S118
• S148
• Tan
• Tan/red
• Temp 1
• Temp 2

4.6L CNG, Engine Performance Wiring Diagram (5 of 5) for Ford Crown Victoria LX 2003

List of elements for 4.6L CNG, Engine Performance Wiring Diagram (5 of 5) for Ford Crown Victoria LX 2003:

• (behind center of of dash) warning buzzer/ chime module
• (behind right side of dash, above glove box) air suspension module
• (behind right side of dash, above glove box) variable assist power steering module
• (near breakout to c1026)
• (not used)
• (top of brake pedal support) brake pedal position switch
• A/c clt rly ctrl
• A/c system (a/c clutch rly)
• Batt
• Brake on/off
• C2131b
• C2145b
• C2231b
• C290c
• C9013a (w/ roof opening panel)
• Cam pos in
• Central junction box (below dash, left of steering column)
• Coil on plug 7
• Coil on plug 8
• Coil plug on 2
• Compt)
• Cyl head temp
• Cylinder head temperature sensor (top left front of engine)
• Differential pressure feedback egr sensor (right side of intake manifold)
• Dpfe sens
• Dtr sens
• Epc sol
• Fan rly feed
• 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 rail temperature sensor (on left side of eng)
• Fuse 15a
• G101 (rear of left front fender apron)
• G201 (behind right kick panel)
• Gen/bat ind ctrl
• Gnd
• Heated oxygen sensor 11 (lower right rear of engine, in exhaust manifold)
• Heated oxygen sensor 21 (lower left rear of engine, in exhaust manifold)
• Heater ctrl
• Ho2s 11
• Ho2s 12
• Ho2s 21
• Ho2s 22
• Hot at all times
• Iac sol
• Injection pressure sensor (on right front of engine)
• Injectn press in
• Lighting control module (behind center of dash)
• Maf sens in
• Nca
• Oss (+)
• Overheah console
• Power
• Powertrain control module (pcm) (in engine compt, on left side of firewall)
• Radio
• Red
• Red/pnk
• Ref volt
• S118
• S123 (in eng control sensor & fuel charge wiring harn, near break- out to c1033)
• S125
• S128
• S129 (near breakout to speed control actuator)
• S247 (near breakout to lighting control module)
• S265
• Sig rtn
• Speed control actuator (left side of eng
• Starting/ charging system
• Tan
• Tan/red
• Tcc sol
• Throttle position sensor (left side of throttle body)
• Tp sens in
• Vss (+)
• Vss sig (+)
• W/ air suspension
• W/ varps