ENGINE PERFORMANCE – Jeep Commander Overland 2008 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

3.7L

3.7L, Engine Performance Wiring Diagram (1 of 5) for Jeep Commander Overland 2008

List of elements for 3.7L, Engine Performance Wiring Diagram (1 of 5) for Jeep Commander Overland 2008:

• (left side of engine compt) g102
• (rear of engine) s139
• A209
• A803
• Asd rly out
• Camshaft position sensor (right front of engine)
• Can c bus (+)
• Can c bus (-)
• Ckp sig
• Cmp sig
• Coil ctrl 1
• Coil ctrl 2
• Coil ctrl 3
• Coil ctrl 4
• Coil ctrl 5
• Coil ctrl 6
• Computer data lines system
• Crankshaft position sensor (lower right front of engine)
• D64
• D65
• Ect sig
• Egr sig
• Egr sol ctrl
• Etc motor (+)
• Etc motor (-)
• F26
• F42
• F855
• F856
• F942
• Front control module (left side of engine compt)
• Fuse 20a
• Fused b(+)
• Fused ign sw
• Gen field
• Gen sense
• Ground
• Hot at all times
• Iat sig
• Ign sw
• Ign sw output (start)
• Inj ctrl 1
• Inj ctrl 2
• Inj ctrl 3
• Inj ctrl 4
• Inj ctrl 5
• Inj ctrl 6
• Inj ctrl 7
• Inlet air temperature sensor
• Intake air temperature sensor (top front of engine)
• K10
• K11
• K12
• K122
• K124
• K125
• K126
• K13
• K14
• K141
• K15
• K16
• K199
• K21
• K22
• K24
• K242
• K243
• K26
• K34
• K35
• K38
• K41
• K42
• K43
• K44
• K58
• K85
• K86
• K900
• K902
• K904
• K922
• K924
• K93
• K942
• K99
• Knock sensor 1
• Knock sensor 2
• Ks 1 rtn
• Ks 1 sig
• Ks 2 rtn
• Ks 2 sig
• Map sig
• O2 1/1 htr
• O2 1/1 sig
• O2 1/2 sig
• O2 2/1 htr
• O2 2/1 sig
• O2 2/2 sig
• O2 rtn (down)
• O2 rtn (up)
• Oil pres sig
• Oil pressure switch (lower front of engine)
• Power distribution center (left side of engine compt)
• Powertrain control module (right rear of engine compt)
• Red
• S121
• S140 (right rear of engine compt)
• S141 (right side of engine)
• S167
• Sensor gnd
• Shift lever assembly
• Starting/ charging system
• Tp 1 sig
• Tp 2 sig
• Tp sens rtn
• Z130
• Z816

3.7L, Engine Performance Wiring Diagram (2 of 5) for Jeep Commander Overland 2008

List of elements for 3.7L, Engine Performance Wiring Diagram (2 of 5) for Jeep Commander Overland 2008:

• Engine coolant temperature sensor (top front of engine)
• G101 (left side of engine compt)
• Map sensor (top front of engine)
• Oil temperature sensor (lower right front of engine)
• Oxygen sensor (left front) (near left front of transmission)
• Oxygen sensor (left rear) (near rear of transmission)
• Oxygen sensor (right front) (near right front of transmission)
• Oxygen sensor (right rear) (near right rear of transmission)
• S142 (rear of engine)
• S143 (right side of transmission)
• S146

3.7L, Engine Performance Wiring Diagram (3 of 5) for Jeep Commander Overland 2008

List of elements for 3.7L, Engine Performance Wiring Diagram (3 of 5) for Jeep Commander Overland 2008:

• (left rear of engine)
• (left rear of engine) s137
• (right side of engine)
• (right side of engine) red/tan s148
• (top front of engine) throttle body
• 5 v sply
• Egr sig
• Exhaust gas recirculation valve assembly
• Fuel injectors (1: top left front of engine) (2, 4 & 6: top right of engine) (3 & 5: top left of engine)
• G101 (left side of engine compt)
• Ground
• Ignition capacitor
• Ignition coils (1, 3 & 5: top left of engine) (2, 4 & 6: top right of engine)
• Motor (+)
• Motor (-)
• Red/tan
• S138
• S146
• S149
• S158
• Sens gnd
• Sens rtn
• Sol ctrl
• Tp 1 sig
• Tp 2 sig

3.7L, Engine Performance Wiring Diagram (4 of 5) for Jeep Commander Overland 2008

List of elements for 3.7L, Engine Performance Wiring Diagram (4 of 5) for Jeep Commander Overland 2008:

• (in headlamp & dash harness) s101
• (in power distribution center) s116
• 87a
• A15
• Front control module
• Fuel pump module
• Fuel pump relay
• Fuse 10a
• Fuse 20a
• Fuse 25a
• Fused asd relay output
• G100 (left rear of engine compt)
• G302 (below left rear seat)
• Hot at all times
• Hot in run or start
• Instrument cluster system
• Integrated power module (left side of engine compt)
• Ipm
• Junction block (left side of dash)
• Power distribution center (left side of engine compt)
• Red/ tan
• Red/tan
• S106
• S130
• S134
• S307
• Stop lamp switch (lower left side of dash)
• Tan/red

3.7L, Engine Performance Wiring Diagram (5 of 5) for Jeep Commander Overland 2008

List of elements for 3.7L, Engine Performance Wiring Diagram (5 of 5) for Jeep Commander Overland 2008:

• 5v sply
• 87a
• A/c clutch rly
• Accelerator pedal position sensor (base of accelerator pedal)
• Air conditioning system
• Apps 1 sens
• Apps 1 sens gnd
• Apps 1 sig
• Apps 2 sens
• Apps 2 sens gnd
• Apps 2 sig
• Asd rly ctrl
• Auto shut down relay
• B15
• B16
• Brake sw 1 sig
• Brake sw 2 sig
• C13
• Cruise control system
• Eng oil temp sig
• Esm signal
• Evap purge sol
• Evap purge sol sig
• Evap system monitor switch (left rear of vehicle)
• Evap/purge solenoid (left side of engine compt)
• F42
• Fuel pump rly ctrl
• Fuse 50a
• Fuse asd relay out
• G224
• G302 (below left rear seat)
• Hot at all times
• K107
• K167
• K23
• K29
• K299
• K31
• K342
• K399
• K400
• K52
• K70
• O2 1/2 htr ctrl
• O2 2/2 htr ctrl
• Power distribution center (left side of engine compt)
• Powertrain control module (right rear of engine compt)
• S/c sw rtn
• S/c switch sense 1
• S/c switch sense 2
• S118
• S307
• Starter rly ctrl
• Starting/charging system
• T752
• V71
• V72
• V937

4.7L

4.7L, Engine Performance Wiring Diagram (1 of 6) for Jeep Commander Overland 2008

List of elements for 4.7L, Engine Performance Wiring Diagram (1 of 6) for Jeep Commander Overland 2008:

• (left side of engine compt) g102
• (rear of engine) s140
• (right rear of engine)
• (right side of engine)
• A209
• A803
• Camshaft position sensor (right front of engine)
• Can c bus (+)
• Can c bus (-)
• Ckp sig
• Cmp sig
• Coil ctrl 1
• Coil ctrl 2
• Coil ctrl 3
• Coil ctrl 4
• Coil ctrl 5
• Coil ctrl 6
• Coil ctrl 7
• Coil ctrl 8
• Computer data lines system
• Crankshaft position sensor (lower right front of engine)
• D64
• D65
• Ect sig
• Egr sig
• Egr sol ctrl
• Etc mtr (+)
• Etc mtr (-)
• F26
• F42
• F855
• F856
• F942
• Front control module
• Front control module (left side of engine compt)
• Fuse 20a
• Fuse asd rly
• Fuse ignition switch output (run- start)
• Fused b(+)
• Fused ign sw
• Gen field
• Gen sense
• Ground
• Hot at all times
• Iat sig
• Ign sw out
• Ign sw output (start)
• Inj ctrl 1
• Inj ctrl 2
• Inj ctrl 3
• Inj ctrl 4
• Inj ctrl 5
• Inj ctrl 6
• Inj ctrl 7
• Inj ctrl 8
• Inlet air temperature sensor
• Intake air temperature sensor (top front of engine)
• Integrated power module (left side of engine compt)
• Ipm
• K10
• K11
• K12
• K122
• K124
• K125
• K126
• K13
• K14
• K141
• K15
• K16
• K199
• K21
• K22
• K24
• K242
• K243
• K26
• K28
• K34
• K35
• K38
• K41
• K42
• K43
• K44
• K58
• K85
• K86
• K900
• K902
• K904
• K922
• K924
• K93
• K942
• K97
• K98
• K99
• Knock sensor 1
• Knock sensor 2
• Ks 1 rtn
• Ks 1 sig
• Ks 2 rtn
• Ks 2 sig
• Map sig
• O2 1/1 htr
• O2 1/1 sig
• O2 1/2 sig
• O2 2/1 htr
• O2 2/1 sig
• O2 2/2 sig
• O2 rtn (down)
• O2 rtn (up)
• Oil press sig
• Oil pressure sensor (lower right front of engine)
• Pnk/red
• Power distribution center (left side of engine compt)
• Powertrain control module (right rear of engine compt)
• Red
• S121
• S132
• S139 (right rear of engine)
• S141
• S150
• S167
• Sensor gnd
• Starting/ charging system
• Tp 1 sig
• Tp 2 sig
• Tp sens ret
• Z130
• Z816

4.7L, Engine Performance Wiring Diagram (2 of 6) for Jeep Commander Overland 2008

List of elements for 4.7L, Engine Performance Wiring Diagram (2 of 6) for Jeep Commander Overland 2008:

• (left side of engine compt) g101
• (right rear of engine compt)
• 5v sply
• Egr sig
• Engine coolant temperature sensor (top front of engine)
• Etc motor (+)
• Etc motor (-)
• Exhaust gas recirculation valve assembly (top left rear of engine)
• G101 (left side of engine compt)
• Gnd
• Map sensor (top front of engine)
• Oil temperature sensor (lower right front of engine)
• Oxygen sensor (left front) (near left front of transmission)
• Oxygen sensor (left rear) (near right side of transmission)
• Oxygen sensor (right front) (near right front of transmission)
• Oxygen sensor (right rear) (near right rear of transmission)
• S142
• S143 (right front of transmission)
• S146
• Sens gnd
• Sol ctrl
• Throttle body (top front of engine)
• Tp 1 sig
• Tp 2 sig
• Tp sens rtn

4.7L, Engine Performance Wiring Diagram (3 of 6) for Jeep Commander Overland 2008

List of elements for 4.7L, Engine Performance Wiring Diagram (3 of 6) for Jeep Commander Overland 2008:

• (left rear of engine)
• (left rear of engine) s137
• (right side of engine)
• (right side of engine) s148
• Fuel injectors (1: top left front of engine) (3, 5 & 7: top left of engine) (2, 4, 6 & 8: top right of engine)
• Fuse 20a
• Hot at all times
• Ignition capacitor
• Ignition coils (1, 3, 5 & 7: top left of engine) (2, 4, 6 & 8: top right of engine)
• Power distribution center (left side of engine compt)
• Red/tan
• S138
• S149
• S158

4.7L, Engine Performance Wiring Diagram (4 of 6) for Jeep Commander Overland 2008

List of elements for 4.7L, Engine Performance Wiring Diagram (4 of 6) for Jeep Commander Overland 2008:

• (in headlamp & dash harness) s130
• (in power distribution center) s116
• 87a
• A15
• Front control module
• Fuel pump module
• Fuel pump relay
• Fuse 10a
• Fuse 20a
• Fuse 25a
• Fused asd relay output
• G100 (left rear of engine compt)
• G302 (below left rear seat)
• Hot at all times
• Hot in run or start
• Instrument cluster system
• Integrated power module (left side of engine compt)
• Ipm
• Junction block (left side of dash)
• Power distribution center (left side of engine compt)
• Red/ tan
• Red/tan
• S101 (in headlamp & dash harness)
• S106
• S125
• S307
• Shift lever assembly
• Stop lamp switch (lower left side of dash)
• Tan/red
• Transmission control relay

4.7L, Engine Performance Wiring Diagram (5 of 6) for Jeep Commander Overland 2008

List of elements for 4.7L, Engine Performance Wiring Diagram (5 of 6) for Jeep Commander Overland 2008:

• (right rear of transmission) line pressure sensor
• 2c press
• 2c sol ctrl
• 4c prs sw sens
• 4c sol ctrl
• 87a
• Auto shut down relay
• Fuse 50a
• Hot at all times
• L/r press
• L/r sol ctrl
• Ms sol ctrl
• Od press
• Od sol ctrl
• Power distribution center (left side of engine compt)
• Pres sol ctrl
• S118
• S145 (right rear of engine compt)
• Tran ctrl rly out
• Transmission solenoid/trs assembly (left side of transmission)
• Transmission temperature sensor
• Trs t1 sens
• Trs t2 sens
• Trs t3 sens
• Trs t41 sens
• Trs t42 sens
• Ud press
• Ud sol ctrl

4.7L, Engine Performance Wiring Diagram (6 of 6) for Jeep Commander Overland 2008

List of elements for 4.7L, Engine Performance Wiring Diagram (6 of 6) for Jeep Commander Overland 2008:

• 2c pres sw sens
• 2c sol ctrl
• 4c pres sw sens
• 4c sol ctrl
• A/c clutch rly
• Air conditioning system
• Asd rly ctrl
• Autostick up/dn
• B15
• B16
• Brake sw 1 sig
• Brake sw 2 sig
• C13
• Cruise control system
• Eng oil temp sig
• Esm sig
• Evap purge ctrl
• Evap system monitor switch (left rear of vehicle)
• Evap/purge sol sig
• Evap/purge solenoid (left side of engine compt)
• F42
• Fuel pump rly ctrl
• Fuse asd relay out
• G102 (left side of engine compt)
• G224
• G302 (below left rear seat)
• Ground
• Input speed sens
• Input speed sensor (left side of trans- mission)
• K107
• K299
• K31
• K342
• K399
• K52
• K70
• L/r pres sw sens
• L/r sol ctrl
• Line pres sens sig
• Ms sol ctrl
• O2 1/2 htr ctrl
• O2 2/2 htr ctrl
• Od pres sw sens
• Od sol ctrl
• Output speed sens
• Output speed sensor (left side of trans- mission)
• Powertrain control module (right rear of engine compt)
• Pressure ctrl sol
• S/c sw rtn
• S/c switch sense 1
• S144 (front of transmission)
• S147
• S307
• Speed sens gnd
• Starter rly ctrl
• Starting/charging system
• T118
• T13
• T14
• T140
• T147
• T15
• T16
• T20
• T219
• T259
• T29
• T38
• T41
• T42
• T48
• T50
• T52
• T54
• T59
• T60
• T752
• Trans ctrl relay
• Trans ctrl rly out
• Trans temp sens
• Trs t1 sens
• Trs t2 sens
• Trs t3 sens
• Trs t41 sns (p/n)
• Trs t42 sens
• Ud pres sw sens
• Undrdrive sol ctrl
• V71
• V72
• V937
• Z903

5.7L

5.7L, Engine Performance Wiring Diagram (1 of 6) for Jeep Commander Overland 2008

List of elements for 5.7L, Engine Performance Wiring Diagram (1 of 6) for Jeep Commander Overland 2008:

• (left side of engine compt) g102
• (rear of engine) s140
• (right rear of engine compt)
• (right rear of engine) s141
• A209
• A803
• Asd rly out
• Camshaft position sensor (right front of engine)
• Can c bus (+)
• Can c bus (-)
• Ckp sig
• Cmp sig
• Coil ctrl 1
• Coil ctrl 2
• Coil ctrl 3
• Coil ctrl 4
• Coil ctrl 5
• Coil ctrl 6
• Coil ctrl 7
• Coil ctrl 8
• Computer data lines system
• Crankshaft position sensor (front of engine)
• D64
• D65
• Ect sig
• Egr sig
• Egr sol ctrl
• Engine coolant temperature sensor (left front of engine)
• Etc motor (+)
• Etc motor (-)
• F26
• F42
• F855
• F856
• F942
• Front control module (left side of engine compt)
• Fuse 20a
• Fused b(+)
• Fused ign sw
• Gen field
• Gen sns
• Ground
• Hot at all times
• Iat sig
• Ign sw out
• Ign sw output (start)
• Inj ctrl 1
• Inj ctrl 2
• Inj ctrl 3
• Inj ctrl 4
• Inj ctrl 5
• Inj ctrl 6
• Inj ctrl 7
• Inj ctrl 8
• Inlet air temperature sensor
• Intake air temperature sensor (top front of engine)
• K10
• K11
• K12
• K122
• K124
• K125
• K126
• K13
• K14
• K141
• K15
• K16
• K199
• K21
• K22
• K24
• K242
• K243
• K26
• K28
• K34
• K35
• K38
• K41
• K42
• K43
• K44
• K452
• K453
• K58
• K85
• K86
• K900
• K902
• K904
• K922
• K924
• K93
• K942
• K97
• K98
• K99
• Knock sensor 1 (left side of engine)
• Knock sensor 2 (front of engine)
• Ks 1 rtn
• Ks 1 sig
• Ks 2 rtn
• Ks 2 sig
• Map sig
• Mds sol ctrl 4
• Mds sol ctrl 6
• O2 1/1 htr
• O2 1/1 sig
• O2 1/2 sig
• O2 2/1 htr
• O2 2/1 sig
• O2 2/2 sig
• O2 rtn (down)
• O2 rtn (up)
• Oil pres sig
• Oil temperature sensor (lower right front of engine)
• Power distribution center (left side of engine compt)
• Powertrain control module (right rear of engine compt)
• Red
• S121
• S139
• S167
• Sensor gnd
• Starting/ charging system
• Tp 1 sig
• Tp 2 sig
• Tp sens rtn
• Z130
• Z816

5.7L, Engine Performance Wiring Diagram (2 of 6) for Jeep Commander Overland 2008

List of elements for 5.7L, Engine Performance Wiring Diagram (2 of 6) for Jeep Commander Overland 2008:

• (left side of engine compt) g101
• (right rear of engine compt)
• 5v sply
• Egr sig
• Exhaust gas recirculation valve assembly (right front of engine)
• G101 (left side of engine compt)
• Gnd
• Map sensor (top rear of engine)
• Oil pressure switch (lower front of engine)
• Oxygen sensor (left front) (left rear of engine)
• Oxygen sensor (left rear) (near right front of transmission)
• Oxygen sensor (right front) (near right front of transmission)
• Oxygen sensor (right rear) (near right rear of transmission)
• S142
• S143
• S146
• S150 (right rear of engine)
• Sens gnd
• Sol ctrl

5.7L, Engine Performance Wiring Diagram (3 of 6) for Jeep Commander Overland 2008

List of elements for 5.7L, Engine Performance Wiring Diagram (3 of 6) for Jeep Commander Overland 2008:

• (left rear of engine)
• (right side of engine)
• (right side of engine) red/tan s148
• (top left of engine) s137
• 5v sply
• A15
• A916
• Etc motor (+)
• Etc motor (-)
• Fan sol control
• Front control module
• Fuel injectors (1: top left front of engine) (2 & 4: top right of engine) (3, 5 & 7: top left of engine)
• Fuse (b+)
• Fuse 20a
• Fuse ignition switch output (run-start)
• Fused asd relay output
• G100 (left rear of engine compt)
• Ground
• Hot at all times
• Hydraulic cooling fan module (front of engine compt)
• Hydraulic radiator fan solenoid control
• Ignition capacitor
• Ignition coils (1, 3, 5 & 7: top left of engine) (2, 4, 6 & 8: top right of engine)
• Integrated power module (left side of engine compt)
• Ipm
• K173
• Power distribution center (left side of engine compt)
• Red/tan
• S128
• S132
• S138
• S149
• S158
• Throttle body (top front of engine)
• Tp 1 sig
• Tp 2 sig
• Tp sens rtn
• Z823

5.7L, Engine Performance Wiring Diagram (4 of 6) for Jeep Commander Overland 2008

List of elements for 5.7L, Engine Performance Wiring Diagram (4 of 6) for Jeep Commander Overland 2008:

• (base of accelerator pedal) accelerator pedal position sensor
• (ers) sens
• (in headlamp & dash harness) s101
• (in power distribution center) s116
• 5v sply
• 87a
• Apps 1 sens
• Apps 1 sig
• Apps 2 sens
• Apps 2 sig
• Fuel pump module
• Fuel pump relay
• Fuse 10a
• Fuse 20a
• Fuse 25a
• G100 (left rear of engine compt)
• G302 (below left rear seat)
• Hot at all times
• Hot in run or start
• Instrument cluster system
• Junction block (left side of dash)
• Power distribution center (left side of engine compt)
• Red
• Red/ tan
• Red/tan
• S106
• S125
• S130 (in headlamp & dash harness)
• S136
• S307
• Sens gnd
• Shift lever assembly
• Stop lamp switch (lower left side of dash)
• Tan/red
• Transmission control relay

5.7L, Engine Performance Wiring Diagram (5 of 6) for Jeep Commander Overland 2008

List of elements for 5.7L, Engine Performance Wiring Diagram (5 of 6) for Jeep Commander Overland 2008:

• (left side of engine compt) g101
• (right rear of transmission) line pressure sensor
• 2-4 press
• 2c sol ctrl
• 4c prs sw sens
• 4c sol ctrl
• 87a
• Auto shut down relay
• Fuse 50a
• Hot at all times
• L/r press
• L/r sol ctrl
• Ms sol ctrl
• Multi displacement system solenoid cylinder 1
• Multi displacement system solenoid cylinder 4
• Multi displacement system solenoid cylinder 6
• Multi displacement system solenoid cylinder 7
• Od press
• Od sol ctrl
• Power distribution center (left side of engine compt)
• Pres sol ctrl
• S118
• S145 (right rear of engine compt)
• S154
• Tran ctrl rly out
• Transmission solenoid/trs assembly (left side of transmission)
• Transmission temperature sensor
• Trs t1 sens
• Trs t2 sens
• Trs t3 sens
• Trs t41 sens
• Trs t42 sens
• Ud press
• Ud sol ctrl

5.7L, Engine Performance Wiring Diagram (6 of 6) for Jeep Commander Overland 2008

List of elements for 5.7L, Engine Performance Wiring Diagram (6 of 6) for Jeep Commander Overland 2008:

• 2c pres sw sens
• 2c sol ctrl
• 4c pres sw sens
• 4c sol ctrl
• A/c clutch rly
• Air conditioning system
• Apps 1 sens gnd
• Apps 1 sig
• Apps 2 sens gnd
• Apps 2 sig
• Asd rly ctrl
• Autostick up/dn
• B15
• B16
• Brake sw 1 sig
• Brake sw 2 sig
• C13
• Cruise control system
• Eng oil temp sig
• Esm sig
• Evap purge ctrl
• Evap purge sol sig
• Evap system monitor switch (left rear of vehicle)
• Evap/purge solenoid (left side of engine compt)
• F42
• Fuel pump rly ctrl
• Fuse asd relay out
• G102 (left side of engine compt)
• G224
• G302 (below left rear seat)
• Ground
• Input speed sens
• Input speed sensor (left side of trans- mission)
• K107
• K167
• K23
• K29
• K299
• K31
• K342
• K399
• K400
• K451
• K454
• K52
• K70
• L/r sol ctrl
• Line pres sens sig
• Low/rev press sw
• Mds sol ctrl 1
• Mds sol ctrl 7
• Ms sol ctrl
• O2 1/2 htr ctrl
• O2 2/2 htr ctrl
• Od pres sw sens
• Od sol ctrl
• Output speed sens
• Output speed sensor (left side of trans- mission)
• Powertrain control module (right rear of engine compt)
• Pressure ctrl sol
• S/c sw rtn
• S/c sw sens 2
• S/c switch sense 1
• S144 (front of transmission)
• S147
• S307
• Speed sens gnd
• Starter rly ctrl
• Starting/charging system
• T118
• T13
• T14
• T140
• T147
• T15
• T16
• T20
• T219
• T259
• T29
• T38
• T41
• T42
• T48
• T50
• T52
• T54
• T59
• T60
• T752
• Trans ctrl relay
• Trans ctrl rly out
• Trans temp sens
• Trs t1 sens
• Trs t2 sens
• Trs t3 sens
• Trs t41 sns (p/n)
• Trs t42 sens
• Ud pres sw sens
• Undrdrive sol ctrl
• V71
• V72
• V937
• Z903