ENGINE PERFORMANCE – Jeep Liberty Sport 2008 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

3.7L

3.7L, Engine Performance Wiring Diagram (1 of 5) for Jeep Liberty Sport 2008

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

• 87a
• A209
• A803
• Asd relay out
• Can c bus (+)
• Can c bus (-)
• Coil ctrl 1
• Coil ctrl 2
• Coil ctrl 3
• Coil ctrl 4
• Coil ctrl 5
• Coil ctrl 6
• Computer data lines system
• D64
• D65
• Egr ctrl
• Electronics
• Eop sig
• Etc motor (+)
• F202
• F342
• Fuel injector 1 (top left side of engine)
• Fuel injector 2 (top right side of engine)
• Fuel injector 3 (top left side of engine)
• Fuel injector 4 (top right side of engine)
• Fuel injector 5 (top left side of engine)
• Fuel injector 6 (top right side of engine)
• Fuel level sig
• Fuel pump out
• Fuse m15
• Fuse m20 10a
• Fuse m25 20a
• Fuse m3 20a
• Fuse m37
• Fused b(+)
• G105
• Gen field ctrl
• Gen sen
• Gnd
• Hot at all times
• Ign sw out
• Ign sw out (unlock run-start)
• Inj 1 ctrl
• Inj 2 ctrl
• Inj 3 ctrl
• Inj 4 ctrl
• Inj 5 ctrl
• Inj 6 ctrl
• K10
• K11
• K12
• K124
• K125
• K13
• K14
• K141
• K15
• K16
• K199
• K243
• K35
• K38
• K58
• K85
• K857
• K86
• K904
• K91
• K922
• K93
• K99
• Nag1
• O2 1/1 htr ctrl
• O2 1/2 sig
• O2 2/1 htr ctrl
• O2 2/2 sig
• O2 return (down)
• Oil pressure switch (lower left front of engine)
• Powertrain control module (right rear of engine compt)
• Red
• Rle
• Run/ start relay
• Run/start relay ctrl
• Run/start rly out
• S116 (rear of engine)
• S133
• S222
• S310
• Sens gnd
• Starting/ charging system
• Totally integrated power module (left front of engine compt)
• Tp sens gnd
• Z933

3.7L, Engine Performance Wiring Diagram (2 of 5) for Jeep Liberty Sport 2008

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

• (in fuel tank) fuel pump module
• (left rear of engine) egr valve assembly
• (rear of engine) s117
• (rear of engine) s135
• (top center of engine) throttle body
• (under left side of dash) steering control module
• Camshaft position sensor (lower right front of engine)
• Engine coolant temperature sensor (top front of engine)
• G101 (lower right front of engine)
• G303 (under right rear seat)
• Ignition coil 1 (top of left side of engine)
• Ignition coil 2 (top of right side of engine)
• Ignition coil 3 (top of left side of engine)
• Ignition coil 4 (top of right side of engine)
• Ignition coil 5 (top of left side of engine)
• Ignition coil 6 (top of right side of engine)
• Intake air temperature sensor (top of engine)
• Map sensor (top front of engine)
• S/c return
• S/c sig 1
• S/c sig 2
• S119 (left rear of engine)
• V71
• V72
• V937

3.7L, Engine Performance Wiring Diagram (3 of 5) for Jeep Liberty Sport 2008

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

• (left rear of engine)
• (right rear of engine compt) s118
• 87a
• A/c cltch ctrl
• A/c clutch ctrl
• App sens gnd 1
• App sens gnd 2
• Asd rly ctrl
• Asd rly out
• Auto shut- down relay
• B(+)
• B16
• Brake lamp sw out
• Brake sig 2
• C13
• Ckp sig
• Cmp sig
• Crankshaft position sensor (lower right side of engine)
• Ect sig
• Egr sig
• Electronics
• Etc motor (-)
• F342
• Fuel pump ctrl
• Fuse j18 25a
• Fuse m1 20a
• Fuse m19 30a
• Fuse m21 20a
• Hot at all times
• Htr ctrl
• Iat sig
• K122
• K126
• K167
• K21
• K22
• K24
• K242
• K299
• K31
• K34
• K399
• K400
• K41
• K42
• K43
• K44
• K51
• K855
• K900
• K902
• K924
• K942
• Knock sensor 1 (left side of engine)
• Knock sensor 2 (right side of engine)
• Ks return 1
• Ks return 2
• Ks sig 1
• Ks sig 2
• L51
• Map sig
• O2 1/1 sig
• O2 2/1 sig
• O2 return (up)
• Powertrain control module (right rear of engine compt)
• S/c return
• S/c sig 2
• S134
• S319 (w/ trailer tow)
• Sens gnd
• T15
• Totally integrated power module (left front of engine compt)
• Tp sig 1
• Tp sig 2
• Trans- mission ctrl
• Transmission control relay
• Transmission rly ctrl
• V72
• V937

3.7L, Engine Performance Wiring Diagram (4 of 5) for Jeep Liberty Sport 2008

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

• (at front of fuel tank) evap systems monitor switch
• (right rear of engine) s121
• Accelerator pedal position sensor
• Esm sig
• G105
• G201 (under left end of dash)
• G305 (under driver's seat)
• Gnd
• Oxygen 1/1 sensor (lower left side of engine)
• Oxygen 1/2 sensor (left side of transmission)
• Oxygen 2/1 sensor (lower right side of engine)
• Oxygen 2/2 sensor (right side of transmission)
• S122 (left side of transmission)
• S314 (near base of left "b" pillar)
• Stop lamp switch

3.7L, Engine Performance Wiring Diagram (5 of 5) for Jeep Liberty Sport 2008

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

• (m/t) (a/t)
• (or t41)
• (rear of engine) s126
• (right rear of engine compartment)
• (right side of transmission) (rle) transmission solenoid/ pressure switch assembly
• 2/4 ctrl
• 2/4 press sig
• A/t
• App sig 1
• App sig 2
• Asd rly out
• B15
• Brake sig 1
• C1 pn
• Clutch interlock switch
• Esm sig
• Evap purge ctrl
• Evap purge rtn
• Evap/purge solenoid (left front of engine)
• F342
• Fuel pump ctrl
• G101 (lower right front of engine)
• G105
• Gnd
• In speed sig
• Input speed sensor (rle)
• Intlock sig trs t41 sig
• K107
• K23
• K29
• K31
• K52
• K70
• L/r ctrl
• L/r press sig
• Line press ctrl
• Line press sig
• Line pressure sensor/variable force solenoid assembly (rle)
• Od ctrl
• Od press sig
• Out speed sig
• Output speed sensor (rle)
• Powertrain control module (right rear of engine compt)
• S/c sig 1
• S125
• Sens gnd
• Sig interlock clutch
• Start rly ctrl
• Starting/ charging system
• T118
• T13
• T14
• T141
• T15
• T16
• T19
• T20
• T38
• T42
• T47
• T50
• T52
• T54
• T59
• T60
• T752
• Trans ctrl
• Trans ctrl out
• Trans temp sig
• Transmission range sensor (rle)
• Transmission temperature sensor
• Trs t1 sig
• Trs t3 sig
• Trs t42 sig
• Ud ctrl
• V71
• Z933