ENGINE PERFORMANCE – Jeep Liberty Sport 2002 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

2.4L

2.4L, Engine Performance Wiring Diagrams (1 of 4) for Jeep Liberty Sport 2002

List of elements for 2.4L, Engine Performance Wiring Diagrams (1 of 4) for Jeep Liberty Sport 2002:

• (left side of engine compt) g100
• (on rear of cyl head) capacitor
• (on throttle body) idle air control motor
• (right side of engine compt)
• A/c press
• A/c pressure transducer (on right front of engine, on a/c line)
• A14
• Asd rly
• C18
• Camshaft position sensor (on right front of cyl head)
• Ckp sens
• Cmp sens
• Coil 1
• Coil 2
• Coil driv 1
• Coil driv 2
• Coil rail
• Cooling fans system
• Ect sens
• Engine coolant temperature sensor (on front of engine)
• Engine oil pressure sensor (on top of engine)
• Eop sens
• Fuel inj 1
• Fuel inj 2
• Fuel inj 3
• Fuel inj 4
• Fused b(+)
• Fused ign sw
• G60
• Gen field
• Gnd
• Ho2s 1/1
• Ho2s 1/2
• Iac 1 driv
• Iac 2 driv
• Iac 3 driv
• Iac 4 driv
• Iat sens
• Intake air temperature sensor (on rear of throttle body)
• K10
• K11
• K12
• K13
• K14
• K141
• K17
• K173
• K19
• K20
• K21
• K22
• K24
• K39
• K40
• K41
• K44
• K59
• K60
• K77
• K96
• Manifold absolute pressure sensor (on rear of intake manifold)
• Map sens
• Powertrain control module (on left side of engine compt, above fenderwell)
• Psp sw
• Rad fan rly
• S151 (near breakout at left side of engine)
• S156
• S157 (near breakout for ho2s)
• Sens gnd
• Signal
• T141
• Tan
• Throttle position sensor (on rear of throttle body)
• Tp sens
• Trans case
• Z107

2.4L, Engine Performance Wiring Diagrams (2 of 4) for Jeep Liberty Sport 2002

List of elements for 2.4L, Engine Performance Wiring Diagrams (2 of 4) for Jeep Liberty Sport 2002:

• (on left side of transfer case) transfer case position sensor
• (on lower left front of engine) power steering pressure switch
• (right front side of engine) g103
• Clutch switch override relay
• Crankshaft position sensor (on right front of cyl block)
• Fuel injector
• Fuse 15a
• Generator
• Hot in start
• Power distribution center (on left side of engine compt)
• S178 (near breakout for ho2s)
• Starter motor relay
• Starting/charging system
• Tan

2.4L, Engine Performance Wiring Diagrams (3 of 4) for Jeep Liberty Sport 2002

List of elements for 2.4L, Engine Performance Wiring Diagrams (3 of 4) for Jeep Liberty Sport 2002:

• A/c compressor clutch relay
• Auto shut- down relay
• Fuel pump relay
• Fuse 15a
• Fuse 20a
• Fuse 30a
• Hot at all times
• Nca
• Oxygen sensor 1/1 upstream (on exhaust manifold)
• Oxygen sensor 1/2 downstream (on exhaust pipe, downstream of catalytic converter)
• Power distribution center (on left side of engine compt)
• S121
• S123 (in trough, front of engine compt)
• S153 (near breakout for coil rail)
• S154 (near breakout for engine starter motor)
• S170 (near breakout at right rear side of engine compt)
• Tan

2.4L, Engine Performance Wiring Diagrams (4 of 4) for Jeep Liberty Sport 2002

List of elements for 2.4L, Engine Performance Wiring Diagrams (4 of 4) for Jeep Liberty Sport 2002:

• (above brake pedal, on bracket) brake lamp switch
• (in fuel tank) fuel pump module
• (integral with junction block) body control module
• (not used)
• A/c compres
• A/c sw sens
• A/c system
• Asd rly ctl
• Asd rly in
• B22
• Bat tmp sens
• Battery temperature sensor (beneath battery tray)
• Brk lmp sw
• C112
• C13
• C21
• Cltch int rly
• Computer data lines system
• Cruise control system
• D21
• D25
• D32
• Evap purge
• Evap/purge solenoid (on left side of engine compt, beside battery)
• F142
• Fuel lvl sns
• Fuel pmp rly
• Fuse 10a
• G320 (at fuel tank)
• Gen source
• Ho2s 1/1
• Ho2s 1/2
• Hot in run or start
• Junction block (below left end of dash)
• K106
• K107
• K118
• K125
• K142
• K226
• K29
• K299
• K31
• K42
• K51
• K52
• K90
• K99
• Knck sens 1
• Knck sens 2
• Leak detection pump (beneath vehicle, near front of fuel tank)
• Leak pmp sol
• Leak pmp sw
• Pci bus
• Pnk
• Powertrain control module (on left side of engine compt, above fenderwell)
• S106 (near breakout for ground at left front side of engine compt)
• S114 (near breakout at left kick panel)
• S205 (in breakout at left kick panel)
• S215 (near breakout for multifunction switch)
• Sci receive
• Sci transmit
• Spd ctl pow
• Spd ctl sw
• Spd ctl vac
• Spd ctl vnt
• Tan
• Tan/red
• V32
• V35
• V36
• V37
• Vss
• Vss out

3.7L

3.7L, Engine Performance Wiring Diagrams (1 of 4) for Jeep Liberty Sport 2002

List of elements for 3.7L, Engine Performance Wiring Diagrams (1 of 4) for Jeep Liberty Sport 2002:

• (in trough near breakout for fuel inj 4) s152
• (left side of engine compt) g100
• (near break- out for pcm)
• (on left rear of engine compt, on firewall) capacitor
• (on left side of throttle body) idle air control motor
• (right side of eng compt) s158
• (w/a/t)
• (w/m/t)
• A/c press
• A/c pressure transducer (on front of engine, on a/c line)
• A14
• C18
• Camshaft position sensor (on front of right cyl head)
• Ckp sens
• Cmp sens
• Coil driv 1
• Coil driv 2
• Coil driv 3
• Coil driv 4
• Coil driv 5
• Coil driv 6
• Coil on plug 1
• Coil on plug 2
• Coil on plug 3
• Coil on plug 4
• Coil on plug 5
• Coil on plug 6
• Cooling fans system
• Ect sens
• Engine coolant temperature sensor (on front of intake manifold)
• Engine oil pressure sensor (on lower left front of engine, above oil filter)
• Eop sens
• F45
• Fuel inj 1
• Fuel inj 2
• Fuel inj 3
• Fuel inj 4
• Fuel inj 5
• Fuel inj 6
• Fused b(+)
• Fused ign sw
• G60
• Gen field
• Gnd
• Ho2s 1/1
• Ho2s 1/2
• Ho2s 2/1
• Ho2s 2/2
• Iac 1 driv
• Iac 2 driv
• Iac 3 driv
• Iac 4 driv
• Iat sens
• Intake air temperature sensor (on left front of intake manifold)
• K10
• K11
• K12
• K13
• K14
• K141
• K173
• K20
• K21
• K22
• K24
• K241
• K341
• K38
• K39
• K40
• K41
• K44
• K58
• K59
• K60
• K77
• K91
• K92
• K93
• K94
• K95
• K96
• Manifold absolute pressure sensor (on front of intake manifold)
• Map sens
• P/n pos sw
• Powertrain control module (on left side of engine compt, above fenderwell)
• Psp sw
• Rad fan rly
• S151 (in trough near break- out for fuel inj 3)
• S156
• S157 (near breakout for ho2s 2/2)
• Sens gnd
• Signal
• T141
• T41
• Tan
• Tan/pnk
• Tan/red
• Throttle position sensor (on left side of throttle body)
• Tp sens
• Trans case
• Z107

3.7L, Engine Performance Wiring Diagrams (2 of 4) for Jeep Liberty Sport 2002

List of elements for 3.7L, Engine Performance Wiring Diagrams (2 of 4) for Jeep Liberty Sport 2002:

• (below power steering pump) power steering pressure switch
• (inside trans) transmission solenoid/trs assembly
• (near breakout for knock sensor) s159
• (on left side of transfer case) transfer case position sensor
• (right front side of engine) g103
• (w/a/t)
• (w/m/t)
• Clutch switch override relay
• Crankshaft position sensor (on lower right rear of engine block)
• Fuel injector
• Fuse 15a
• G103 (right front side of engine)
• Generator
• Hot in start
• Power distribution center (on left side of engine compt)
• S165 (in trough on right rear side of eng compt)
• S178 (near breakout for ho2s 2/2)
• S184
• Starter motor relay
• Starting/charging system
• Tan

3.7L, Engine Performance Wiring Diagrams (3 of 4) for Jeep Liberty Sport 2002

List of elements for 3.7L, Engine Performance Wiring Diagrams (3 of 4) for Jeep Liberty Sport 2002:

• (near breakout at right rear side of engine compt) s170
• (near breakout for ho2s 1/2) s161
• A/c compressor clutch relay
• Auto shut- down relay
• Fuel pump relay
• Fuse 15a
• Fuse 20a
• Fuse 30a
• Hot at all times
• Nca
• Oxygen sensor 1/1 upstream (on left exhaust downpipe, upstream of catalytic converter)
• Oxygen sensor 1/2 downstream (on left exhaust downpipe, downstream of catalytic converter)
• Oxygen sensor 2/1 upstream (on right exhaust downpipe, upstream of catalytic converter)
• Oxygen sensor 2/2 downstream (on right exhaust downpipe, downstream of catalytic converter)
• Oxygen sensor downstream relay
• Power distribution center (on left side of engine compt)
• S121
• S153 (near breakout for idle air control motor)
• S154 (near breakout for engine starter motor)
• S155 (near breakout for knock sensor)
• Tan

3.7L, Engine Performance Wiring Diagrams (4 of 4) for Jeep Liberty Sport 2002

List of elements for 3.7L, Engine Performance Wiring Diagrams (4 of 4) for Jeep Liberty Sport 2002:

• (above brake pedal, on bracket) brake lamp switch
• (beneath intake manifold, respective side of cyl block) knock sensor
• (in fuel tank) fuel pump module
• (integral with junction block) body control module
• (w/a/t)
• (w/m/t)
• A/c compres
• A/c sw sens
• A/c system
• Asd rly ctl
• Asd rly in
• B22
• Bat tmp sens
• Battery temperature sensor (beneath battery tray)
• Brk lmp sw
• C13
• C21
• Ckp sens
• Cltch int rly
• Computer data lines system
• Cruise control system
• D20
• D21
• D25
• D32
• Evap purge
• Evap/purge solenoid (on left side of engine compt, beside battery)
• F142
• Fuel lvl sns
• Fuel pmp rly
• Fuse 10a
• G320 (at fuel tank)
• Gen source
• Gnd
• Ho2s 1/1
• Ho2s 2/1
• Ho2s rly
• Hot in run
• Hot in run or start
• Ign sw
• Junction block (below left end of dash)
• K106
• K107
• K118
• K125
• K142
• K22
• K226
• K24
• K29
• K299
• K31
• K42
• K51
• K512
• K52
• K90
• K99
• Knck sens 1
• Knck sens 2
• Leak detection pump (beneath vehicle, near front of fuel tank)
• Leak pmp sol
• Leak pmp sw
• Pci bus
• Pnk
• Powertrain control module (on left side of engine compt, above fenderwell)
• S106 (near breakout for ground at left front side of engine compt)
• S114 (near breakout at left kick panel)
• S123 (in trough, front of engine compt)
• S160 (in breakout at right rear side of engine compt)
• S205 (in breakout at left kick panel)
• S215 (near breakout for multifunction switch)
• Sci receiv
• Sci receive
• Sci trans
• Sci transmit
• Sens gnd
• Shifter assembly
• Sig 1
• Sig 2
• Spd ctl pow
• Spd ctl sw
• Spd ctl vac
• Spd ctl vnt
• T10
• Tan
• Tan/red
• Torq manage
• Torque mn
• Tp sens
• Transmission control module (on right side of engine compt, above fenderwell)
• V32
• V35
• V36
• V37
• Vss
• Vss out