ENGINE PERFORMANCE – Ford Explorer 2004 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

4.0L

4.0L, Engine Performance Wiring Diagram (1 of 4) for Ford Explorer 2004

List of elements for 4.0L, Engine Performance Wiring Diagram (1 of 4) for Ford Explorer 2004:

• (near breakout to a/c clutch cycling press sw)
• (near breakout to left horn) s168
• (near breakout to left side of dash)
• (near breakout to right wheel speed sensor) s129
• A/c sw
• A/c system
• Ac demand
• Accelerator pedal position sensor (under left side of dash)
• Anti theft system
• Anti-theft system
• Audio unit
• Battery junction box (left side of engine compt)
• Brake in
• Brake pressure switch (mounted on master cylinder)
• C1117
• C175b
• C240a
• C290a
• Can bus +
• Can bus -
• Can vent
• Charging system
• Control module)
• Cruise control system
• Data link connector (behind left side of dash)
• Dr ajar
• Evap pu
• Evaporative emission (evap) canister vent valve (right rear of vehicle)
• Feps
• Fpm
• Fuse 15a
• Fuse 20a
• Fuse 2a
• Fuse 40a
• G101 (left front of engine compt)
• G103 (right front of engine compt)
• G104 (right rear of engine compt)
• G105 (right rear of eng compt)
• Ground
• Hot at all times
• Hot in run or start
• Iat in
• Ind ctrl
• J/c 1
• J/c 2
• Maf out
• Mass airflow (maf) sensor (right front of engine compartment)
• Od off
• Passive anti-theft transceiver (on steering column)
• Pcm power diode
• Pcm power relay
• Pos 1
• Pos 2
• Pos 3
• Powertrain control module (at right side engine bulkhead)
• Press sw
• Red
• Red/pnk
• Rtn
• S127 (near breakout to a/c clutch cycling pressure switch)
• S130
• S131 (near breakout to powertrain
• S132
• S209
• S212
• Sens rtn
• Sig ret
• Sig rtn
• Srs
• St mtr
• Starting system
• Tan
• Tank press
• Transmission controls system (4wd circuit)
• Tx sig
• Vapor manage- ment valve (left rear of engine compt)
• Vbatt
• Vpwr
• Vref
• Vss
• W/ 4x4
• W/ audiophile
• W/ ivd
• W/o audiophile
• W/o ivd
• Windshield wiper motor (left rear of engine compt)

4.0L, Engine Performance Wiring Diagram (2 of 4) for Ford Explorer 2004

List of elements for 4.0L, Engine Performance Wiring Diagram (2 of 4) for Ford Explorer 2004:

• (above brake pedal) brake pedal position switch
• (near breakout to powertrain control module)
• (on lower left of a/t) transmission solenoid body assembly
• Abs control module (left front of engine compt)
• Battery junction box (behind left side of dash)
• C175t
• C270c
• Central junction box (behind left side of dash)
• Fuse 15a
• Fuse 5a
• G103 (right front of engine compt)
• H2os 12 htr
• H2os 12 in
• H2os 22 htr
• H2os 22 in
• Hot at all times
• Hot in run or start
• Iss
• J/c 2 (in battery junction box)
• Nca
• Oss
• Pcs a
• Pcs b
• Pcs c
• Positive crankcase ventilation heater
• Powertrain control module (at right side engine bulkhead)
• Press ctrl sol a
• Press ctrl sol b
• Press ctrl sol c
• Red/pnk
• Redundant pedal switch (under left side of dash)
• S101
• S120 (w/ ivd: near breakout to left horn w/o ivd: near breakout to windshield washer motor)
• S171
• Shift sol a
• Shift sol b
• Shift sol c
• Shift sol d
• Sig rtn
• Ss a
• Ss b
• Ss c
• Ss d
• Tcc sol
• Transmission control switch
• Transmission controls system (4wd circuit)
• Transmission fluid temperature sensor
• Tss
• Turbine shaft speed (tss) sensor (a/t) (top left of trans)
• Vref
• W/ ivd

4.0L, Engine Performance Wiring Diagram (3 of 4) for Ford Explorer 2004

List of elements for 4.0L, Engine Performance Wiring Diagram (3 of 4) for Ford Explorer 2004:

• (lower left side of transmission) digital transmission range sensor
• (near breakout to digital transmission range sensor) s100
• (near breakout to powertrain control module)
• Battery junction box (left side of engine compt)
• C220b
• C270a
• C270f
• Central junction box (behind left side of dash)
• Flex fuel sender module
• Fuel gauge
• Fuel pump
• Fuel pump relay
• Fuel tank assembly
• Fuel tank pressure transducer sensor
• Fuse 10a
• Fuse 20a
• G101 (left front of engine compt)
• Heated oxygen sensor (ho2s) 11 (in right exhaust pipe before catalytic converter)
• Heated oxygen sensor (ho2s) 12 (in right exhaust pipe, after catalytic converter)
• Heated oxygen sensor (ho2s) 21 (in left exhaust pipe before catalytic converter)
• Heated oxygen sensor (ho2s) 22 (in left exhaust pipe, after catalytic converter)
• Hot at all times
• Hot in run or start
• Inertia fuel shutoff switch (base of right "a" pillar)
• Instrument cluster
• Intermediate shaft speed (iss) sensor (top left side of trans)
• J/c 1 (in battery junction box)
• Micro- processor
• N r
• Nca
• Output shaft speed sensor (left rear of trans) (a/t)
• Red
• Red/pnk
• S102
• S103 (near breakout to heated oxygen sensor)

4.0L, Engine Performance Wiring Diagram (4 of 4) for Ford Explorer 2004

List of elements for 4.0L, Engine Performance Wiring Diagram (4 of 4) for Ford Explorer 2004:

• (at right "d" pillar) fuel pump driver module
• (at top of engine) ignition coil
• (at top of engine) ignition transformer capacitor
• (near breakout to differential pressure feedback egr sensor) s105
• (near breakout to heated oxygen sensor) s104
• (near breakout to ignition coil) s134
• (not used)
• (on top rear of engine)
• C175e
• Camshaft position sensor (top front of left cyl head)
• Ckp sens +
• Ckp sens -
• Cmp sens
• Crankshaft position sensor (left front of engine)
• Dfpegr sens
• Ect input
• Egr system module (top of engine)
• Egrvr
• Electronic throttle control motor (at top of engine)
• Engine coolant temperature (ect) sensor (top right of engine)
• Fuel injectors
• Fuel pres
• Fuel rail pressure transducer sensor (top rear of engine)
• G105 (right rear side of engine compt)
• G401 (at right "d" pillar)
• Ho2s 11
• Ho2s 11 htr
• Ho2s 21
• Ho2s 21 htr
• Inj 1
• Inj 2
• Inj 3
• Inj 4
• Inj 5
• Inj 6
• Knock sensor
• Ks 1
• Map
• Nca
• Pcm to coil
• Pcm to t1
• Powertrain control module (at right side engine bulkhead)
• Red/pnk
• Return
• S106
• Sig rtn
• Sig1
• Sig2
• Tan
• Temp
• Throttle position (tps) sensor (top of throttle body)
• V ref
• Vref

4.6L

4.6L, Engine Performance Wiring Diagram (1 of 4) for Ford Explorer 2004

List of elements for 4.6L, Engine Performance Wiring Diagram (1 of 4) for Ford Explorer 2004:

• (near breakout to a/c clutch cycling press sw)
• (near breakout to left horn) s168
• (near breakout to left side of dash)
• (near breakout to right wheel speed sensor) s129
• A/c sw
• A/c system
• Ac demand
• Accelerator pedal position sensor (under left side of dash)
• Anti theft system
• Anti-theft system
• Audio unit
• Battery junction box (left side of engine compt)
• Brake in
• Brake pressure switch (mounted on master cylinder)
• C1117
• C175b
• C240a
• C290a
• Can bus +
• Can bus -
• Can vent
• Charging system
• Control module)
• Cruise control system
• Data link connector (behind left side of dash)
• Dr ajar
• Evap pu
• Evaporative emission (evap) canister vent valve (right rear of vehicle)
• Feps
• Fpm
• Fuse 15a
• Fuse 20a
• Fuse 2a
• Fuse 40a
• G101 (left front of engine compt)
• G103 (right front of engine compt)
• G104 (right rear of engine compt)
• G105 (right rear of eng compt)
• Ground
• Hot at all times
• Hot in run or start
• Iat in
• Ind ctrl
• J/c 1
• J/c 2
• Maf out
• Mass airflow (maf) sensor (right front of engine compartment)
• Od off
• Passive anti-theft transceiver (on steering column)
• Pcm power diode
• Pcm power relay
• Pos 1
• Pos 2
• Pos 3
• Powertrain control module (at right side engine bulkhead)
• Press sw
• Red
• Red/pnk
• Rtn
• S127 (near breakout to a/c clutch cycling pressure switch)
• S130
• S131 (near breakout to powertrain
• S132
• S209
• S212
• Sens rtn
• Sig ret
• Sig rtn
• St mtr
• Starting system
• Tan
• Tank press
• Transmission controls system (4wd circuit)
• Tx sig
• Vapor manage- ment valve (left rear of engine compt)
• Vbatt
• Vpwr
• Vref
• Vss
• W/ 4x4
• W/ audiophile
• W/ ivd
• W/o audiophile
• W/o ivd
• Windshield wiper motor (left rear of engine compt)

4.6L, Engine Performance Wiring Diagram (2 of 4) for Ford Explorer 2004

List of elements for 4.6L, Engine Performance Wiring Diagram (2 of 4) for Ford Explorer 2004:

• (above brake pedal) brake pedal position switch
• (near breakout to powertrain control module)
• (on lower left of a/t) transmission solenoid body assembly
• Abs control module (left front of engine compt)
• Battery junction box (behind left side of dash)
• C175t
• Fuse 15a
• H2os 12 htr
• H2os 12 in
• H2os 22 htr
• H2os 22 in
• Hot at all times
• Iss
• J/c 2 (in battery junction box)
• Nca
• Oss
• Pcs a
• Pcs b
• Pcs c
• Powertrain control module (at right side engine bulkhead)
• Press ctrl sol a
• Press ctrl sol b
• Press ctrl sol c
• Red/pnk
• Redundant pedal switch (under left side of dash)
• S101
• S120 (w/ ivd: near breakout to left horn w/o ivd: near breakout to windshield washer motor)
• S171
• Shift sol a
• Shift sol b
• Shift sol c
• Shift sol d
• Sig rtn
• Ss a
• Ss b
• Ss c
• Ss d
• Tcc sol
• Transmission control switch
• Transmission controls system
• Transmission fluid temperature sensor
• Tss
• Turbine shaft speed (tss) sensor (a/t) (top left of trans)
• Vref
• W/ ivd

4.6L, Engine Performance Wiring Diagram (3 of 4) for Ford Explorer 2004

List of elements for 4.6L, Engine Performance Wiring Diagram (3 of 4) for Ford Explorer 2004:

• (lower left side of transmission) digital transmission range sensor
• (near breakout to digital transmission range sensor) s100
• (near breakout to powertrain control module)
• Battery junction box (left side of engine compt)
• C220b
• C270a
• C270f
• Central junction box (behind left side of dash)
• Flex fuel sender module
• Fuel gauge
• Fuel pump
• Fuel pump relay
• Fuel tank assembly
• Fuel tank pressure transducer sensor
• Fuse 10a
• Fuse 20a
• G101 (left front of engine compt)
• Heated oxygen sensor (ho2s) 11 (in right exhaust pipe before catalytic converter)
• Heated oxygen sensor (ho2s) 12 (in right exhaust pipe, after catalytic converter)
• Heated oxygen sensor (ho2s) 21 (in left exhaust pipe before catalytic converter)
• Heated oxygen sensor (ho2s) 22 (in left exhaust pipe, after catalytic converter)
• Hot at all times
• Hot in run or start
• Inertia fuel shutoff switch (base of right "a" pillar)
• Instrument cluster
• Intermediate shaft speed (iss) sensor (top left side of trans)
• J/c 1 (in battery junction box)
• Micro- processor
• N r
• Nca
• Output shaft speed sensor (left rear of trans) (a/t)
• Red
• Red/pnk
• S102
• S103 (near breakout to heated oxygen sensor)

4.6L, Engine Performance Wiring Diagram (4 of 4) for Ford Explorer 2004

List of elements for 4.6L, Engine Performance Wiring Diagram (4 of 4) for Ford Explorer 2004:

• (at rear of engine)
• (at right "d" pillar) fuel pump driver module
• (near breakout to differential pressure feedback egr sensor) s105
• (near breakout to fuel injector)
• (near breakout to fuel injector) s108
• (near breakout to fuel injector) s109
• (near breakout to heated oxygen sensor)
• C175e
• Camshaft position sensor (top front of left cyl head)
• Ckp sens +
• Ckp sens -
• Cmp sens
• Coil on plug
• Cop 1
• Cop 2
• Cop 3
• Cop 4
• Cop 5
• Cop 6
• Cop 7
• Cop 8
• Crankshaft position sensor (left front of engine)
• Cyl temp
• Cylinder head temperature sensor (top front of cylinder head)
• Dfpegr sens
• Egr system module (top of engine)
• Egrvr
• Electronic throttle control motor (at top of engine)
• Fuel pres
• Fuel rail pressure transducer sensor (top rear of engine)
• G105 (right rear side of engine compt)
• G401 (at right "d" pillar)
• Ho2s 11
• Ho2s 11 htr
• Ho2s 21
• Ho2s 21 htr
• Ignition transformer capacitor 1 (engine compt)
• Ignition transformer capacitor 2 (engine compt)
• Inj 1
• Inj 2
• Inj 3
• Inj 4
• Inj 5
• Inj 6
• Inj 7
• Inj 8
• Injec- tors
• Knock sensor
• Ks +
• Ks -
• Map
• Nca
• Powertrain control module (at right side engine bulkhead)
• Red/pnk
• Return
• S104
• S106
• S107
• Sig rtn
• Sig1
• Sig2
• Tan
• Tan/red
• Throttle position (tps) sensor (top of throttle body)
• V ref
• Vref