ENGINE PERFORMANCE – Ford Freestar S 2005 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

3.9L

3.9L, Engine Performance Wiring Diagram (1 of 4) for Ford Freestar S 2005

List of elements for 3.9L, Engine Performance Wiring Diagram (1 of 4) for Ford Freestar S 2005:

• (at front of engine) crankshaft position sensor
• (behind left side of dash) passive anti-theft transceiver module
• A/c press sw
• Air conditioning & cooling fans systems
• Air conditioning system
• Anti-theft ind
• Anti-theft system
• Ckp in (+)
• Ckp in (-)
• Cool fan relay
• Cooling fans system
• Data link connector (dlc) (below dash, left of steering column)
• Digital transmission range (dtr) sensor (at top of transaxle)
• Dtr sens tr1
• Dtr sens tr2
• Dtr sens tr4
• Egr vac reg
• Fuel pump mon
• Fuel rail temp
• G104 (left side of engine compt)
• Gen i circuit
• Gen s circuit
• Generator
• Ground
• Ho2s sig 12
• Iat sens
• Ign coil a
• Ign coil b
• Ignition
• Ignition coil (top right side of engine)
• Imrc mod
• Intake manifold runner control (imrc) module (at top of engine)
• Maf input
• Maf sig rtn
• Mass airflow (maf) sensor (left front of engine compt)
• Nca
• Positive crankcase ventilation heater (top left side of engine)
• Power steering pressure switch (at left rear side of engine compt)
• Powertrain control module (pcm) (right rear of engine compt)
• Prog signal
• Psp switch
• Red
• Red/pnk
• Rx sig
• S107
• Scp bus+
• Scp bus-
• Shift sol a
• Shift sol b
• Starter relay
• Starting/charging system
• Tft sens sig
• Tss sens
• Tx sig

3.9L, Engine Performance Wiring Diagram (2 of 4) for Ford Freestar S 2005

List of elements for 3.9L, Engine Performance Wiring Diagram (2 of 4) for Ford Freestar S 2005:

• A11
• Bussed electrical center (bec) (left side of engine compt)
• C1035a
• C1035b
• C1035c
• C2280h
• Dpfe
• E10
• Egr system module (top left side of engine)
• Evr+
• Evr-
• Fuel gauge sensor
• Fuel pump
• Fuel pump driver module (bottom of left "b" pillar)
• Fuel pump relay
• Fuel tank
• Fuel tank pressure transducer sensor
• Fuse 10a
• Fuse 15a
• Fuse 5a
• G101 (left front side of engine compt)
• G305 (on floor, behind driver seat)
• Hot at all times
• Hot in run or start
• Inertia fuel shut-off switch (at right rear of vehicle)
• Instrument cluster
• Map
• Nca
• Pcm power diode
• Pcm power relay
• Red
• Red/pnk
• Rtn
• S311
• Smart junction box (sjb) (behind left side of dash)
• Vsupp

3.9L, Engine Performance Wiring Diagram (3 of 4) for Ford Freestar S 2005

List of elements for 3.9L, Engine Performance Wiring Diagram (3 of 4) for Ford Freestar S 2005:

• (in engine control sensor & fuel charge harn, near breakout to g103)
• A/c pressure transducer sensor
• Ax4s/af50n transmission control solenoids
• Bussed electrical center (bec) (left side of engine compt)
• C1035a
• C1035b
• Electronic pressure control (epc) solenoid
• Fluid temp sensor
• Fuel rail pressure temperature sensor (top right side of engine)
• Heated oxygen sensor (ho2s) 11 (in exhaust system)
• Heated oxygen sensor (ho2s) 12 (in exhaust system)
• Heated oxygen sensor (ho2s) 21 (in exhaust system)
• Heated oxygen sensor (ho2s) 22 (in exhaust system)
• Nca
• Pnk
• Red
• Red/pnk
• S102
• Shift solenoid a
• Shift solenoid b
• Shift solenoid c
• Throttle position (tp) sensor (top rear of engine, on throttle body)
• Torque converter clutch (tcc) solenoid

3.9L, Engine Performance Wiring Diagram (4 of 4) for Ford Freestar S 2005

List of elements for 3.9L, Engine Performance Wiring Diagram (4 of 4) for Ford Freestar S 2005:

• A/c clutch relay
• A/c press sw
• Air conditioning system
• Battery b+
• Bussed electrical center (bec) (at left side of engine compt)
• C1035b
• Cam pos sig
• Camshaft position sensor (at top right side of engine)
• Cyl head temp
• Cylinder head temperature sensor (rear of left cylinder head)
• Dpfe sens
• Dtr sens tr3a
• Epc sol ctrl
• Evap can purge
• Evap can vent
• Evap canister purge valve (top right of engine)
• Evap canister vent valve (under rear of vehicle)
• Ftpt sens
• Fuel inj 1
• Fuel inj 2
• Fuel inj 3
• Fuel inj 4
• Fuel inj 5
• Fuel inj 6
• Fuel injectors (fuel injectors 1, 2 & 3: top right side of engine) (fuel injectors 4, 5 & 6: top left side of engine)
• Fuel pump ctrl
• Fuel rail press
• Fuse 10a
• G104 (left side of engine compt)
• Ground
• Ho2s 11 htr
• Ho2s 11 sig
• Ho2s 12 htr
• Ho2s 21 htr
• Ho2s 21 sig
• Ho2s 22 htr
• Ho2s 22 sig
• Hot at all times
• Iac valve ctrl
• Idle air control (iac) valve (on throttle body)
• Ign coil c
• Ignition
• Maf sens out
• Oss sig
• Output shaft speed (oss) sensor (on transmission)
• Powertrain control module (pcm) (right rear of engine compt)
• Red
• Red/pnk
• Ref volt
• S105 (in engine control sensor & fuel charge harness, near breakout to rear center of engine compt)
• S106 (in engine control sensor & fuel charge harn, near breakout to g103)
• S107
• S144 (fuel charge harness, near breakout to c139)
• Shift sol c
• Sig rtn
• Tan
• Tcc sol ctrl
• Tps sig
• Turbine shaft speed (tss) sensor (on top of transmission)

4.2L

4.2L, Engine Performance Wiring Diagram (1 of 4) for Ford Freestar S 2005

List of elements for 4.2L, Engine Performance Wiring Diagram (1 of 4) for Ford Freestar S 2005:

• (at front of engine) crankshaft position sensor
• (behind left side of dash) passive anti-theft transceiver module
• A/c press sw
• Air conditioning & cooling fans systems
• Air conditioning system
• Anti-theft ind
• Anti-theft system
• Ckp in (+)
• Ckp in (-)
• Cool fan relay
• Cooling fans system
• Data link connector (dlc) (below dash, left of steering column)
• Digital transmission range (dtr) sensor (at top of transaxle)
• Dtr sens tr1
• Dtr sens tr2
• Dtr sens tr4
• Egr vac reg
• Fuel pump mon
• Fuel rail temp
• G104 (left side of engine compt)
• Gen i circuit
• Gen s circuit
• Generator
• Ground
• Ho2s sig 12
• Iat sens
• Ign coil a
• Ign coil b
• Ignition
• Ignition coil (top right side of engine)
• Imrc mod
• Intake manifold runner control (imrc) module (at top of engine)
• Maf input
• Maf sig rtn
• Mass airflow (maf) sensor (left front of engine compt)
• Nca
• Positive crankcase ventilation heater (top left side of engine)
• Power steering pressure switch (at left rear side of engine compt)
• Powertrain control module (pcm) (right rear of engine compt)
• Prog signal
• Psp switch
• Red
• Red/pnk
• Rx sig
• S107
• Scp bus+
• Scp bus-
• Shift sol a
• Shift sol b
• Starter relay
• Starting/charging system
• Tft sens sig
• Tss sens
• Tx sig

4.2L, Engine Performance Wiring Diagram (2 of 4) for Ford Freestar S 2005

List of elements for 4.2L, Engine Performance Wiring Diagram (2 of 4) for Ford Freestar S 2005:

• A11
• Bussed electrical center (bec) (left side of engine compt)
• C1035a
• C1035b
• C1035c
• C2280h
• Dpfe
• E10
• Egr system module (top left side of engine)
• Evr+
• Evr-
• Fuel gauge sensor
• Fuel pump
• Fuel pump driver module (bottom of left "b" pillar)
• Fuel pump relay
• Fuel tank
• Fuel tank pressure transducer sensor
• Fuse 10a
• Fuse 15a
• Fuse 5a
• G101 (left front side of engine compt)
• G305 (on floor, behind driver seat)
• Hot at all times
• Hot in run or start
• Inertia fuel shut-off switch (at right rear of vehicle)
• Instrument cluster
• Map
• Nca
• Pcm power diode
• Pcm power relay
• Red
• Red/pnk
• Rtn
• S311
• Smart junction box (sjb) (behind left side of dash)
• Vsupp

4.2L, Engine Performance Wiring Diagram (3 of 4) for Ford Freestar S 2005

List of elements for 4.2L, Engine Performance Wiring Diagram (3 of 4) for Ford Freestar S 2005:

• (in engine control sensor & fuel charge harn, near breakout to g103)
• A/c pressure transducer sensor
• Ax4s/af50n transmission control solenoids
• Bussed electrical center (bec) (left side of engine compt)
• C1035a
• C1035b
• Electronic pressure control (epc) solenoid
• Fluid temp sensor
• Fuel rail pressure temperature sensor (top right side of engine)
• Heated oxygen sensor (ho2s) 11 (in exhaust system)
• Heated oxygen sensor (ho2s) 12 (in exhaust system)
• Heated oxygen sensor (ho2s) 21 (in exhaust system)
• Heated oxygen sensor (ho2s) 22 (in exhaust system)
• Nca
• Pnk
• Red
• Red/pnk
• S102
• Shift solenoid a
• Shift solenoid b
• Shift solenoid c
• Throttle position (tp) sensor (top rear of engine, on throttle body)
• Torque converter clutch (tcc) solenoid

4.2L, Engine Performance Wiring Diagram (4 of 4) for Ford Freestar S 2005

List of elements for 4.2L, Engine Performance Wiring Diagram (4 of 4) for Ford Freestar S 2005:

• A/c clutch relay
• A/c press sw
• Air conditioning system
• Battery b+
• Bussed electrical center (bec) (at left side of engine compt)
• C1035b
• Cam pos sig
• Camshaft position sensor (at top right side of engine)
• Cyl head temp
• Cylinder head temperature sensor (rear of left cylinder head)
• Dpfe sens
• Dtr sens tr3a
• Epc sol ctrl
• Evap can purge
• Evap can vent
• Evap canister purge valve (top right of engine)
• Evap canister vent valve (under rear of vehicle)
• Ftpt sens
• Fuel inj 1
• Fuel inj 2
• Fuel inj 3
• Fuel inj 4
• Fuel inj 5
• Fuel inj 6
• Fuel injectors (fuel injectors 1, 2 & 3: top right side of engine) (fuel injectors 4, 5 & 6: top left side of engine)
• Fuel pump ctrl
• Fuel rail press
• Fuse 10a
• G104 (left side of engine compt)
• Ground
• Ho2s 11 htr
• Ho2s 11 sig
• Ho2s 12 htr
• Ho2s 21 htr
• Ho2s 21 sig
• Ho2s 22 htr
• Ho2s 22 sig
• Hot at all times
• Iac valve ctrl
• Idle air control (iac) valve (on throttle body)
• Ign coil c
• Ignition
• Maf sens out
• Oss sig
• Output shaft speed (oss) sensor (on transmission)
• Powertrain control module (pcm) (right rear of engine compt)
• Red
• Red/pnk
• Ref volt
• S105 (in engine control sensor & fuel charge harness, near breakout to rear center of engine compt)
• S106 (in engine control sensor & fuel charge harn, near breakout to g103)
• S107
• S144 (fuel charge harness, near breakout to c139)
• Shift sol c
• Sig rtn
• Tan
• Tcc sol ctrl
• Tps sig
• Turbine shaft speed (tss) sensor (on top of transmission)