ENGINE PERFORMANCE – Jeep Grand Cherokee TSi 1998 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

4.0L

4.0L, Engine Performance Wiring Diagrams (1 of 3) for Jeep Grand Cherokee TSi 1998

List of elements for 4.0L, Engine Performance Wiring Diagrams (1 of 3) for Jeep Grand Cherokee TSi 1998:

• (engine harness, in branch to transmission)
• (engine harness, near branch to transmission)
• (engine harness, near injector no. 5 breakout)
• (engine harness, rear of engine)
• Automatic shutdown relay
• Cam pos sns
• Coil driver
• Crnk pos sns
• Dnstrm ho2s
• Ect sens sig
• F99
• Fuel injectors
• Fuel pump relay
• Fuse 15a
• Fuse 20a
• Fused b(+)
• G120 (right side of engine block)
• Gen field drv
• Generator
• Gov press
• Ground
• Hot at all times
• Hot in run or start
• Iat sens sig
• Idle air 1
• Idle air 2
• Idle air 3
• Idle air 4
• Ign power
• Inj 1 driver
• Inj 2 driver
• Inj 3 driver
• Inj 4 driver
• Inj 5 driver
• Inj 6 driver
• K11
• K12
• K13
• K14
• K141
• K19
• K20
• K21
• K22
• K24
• K25
• K27
• K38
• K39
• K40
• K41
• K58
• K59
• K70
• Map sens sig
• Nca
• O/d sol
• Oil press
• Oil pressure sensor (near distributor)
• Output shaft speed sensor (left side of transmission)
• Output speed
• Pnk
• Pnp
• Power distribution center (on right inner fender panel, behind battery)
• Powertrain control module (on right rear of eng compt, near a/c receiver-drier)
• S100
• S101
• S128
• S129
• S131
• S132
• Sensor grd
• Sensor ground
• Shaft speed
• Sol ctrl
• Speed proportional steering module
• Starting/charging system
• T13
• T14
• T22
• T25
• T41
• T54
• T59
• T60
• T66
• Tan
• Tcc
• Tps sens in
• Trans rly
• Trans temp
• Upstrm ho2s
• Vehicle speed sensor (rear of transfer case)
• Vss in
• Vss signal
• Z12

4.0L, Engine Performance Wiring Diagrams (2 of 3) for Jeep Grand Cherokee TSi 1998

List of elements for 4.0L, Engine Performance Wiring Diagrams (2 of 3) for Jeep Grand Cherokee TSi 1998:

• (engine harness, in branch to oil pressure sensor and crankshaft position sensor) s133
• (engine harness, near battery temp sensor breakout) s102
• (rear of passenger's seat)
• Camshaft position sensor
• Crankshaft position sensor (on transmission bellhousing)
• Distributor
• Downstream heated oxygen sensor (in rear of catalytic converter)
• Duty cycle evap/purge solenoid (left front corner of eng compt)
• Engine coolant temperature sensor (on thermostat housing)
• Evaporative system leak detection pump (front of left fender side shield)
• Fuel pump module (in fuel tank)
• G117 (right rear of engine)
• G310
• Idle air control motor (on throttle body assembly)
• Ignition coil (on right front of engine)
• Intake air temperature sensor (on intake manifold)
• Manifold absolute pressure sensor (on throttle body assembly)
• Nca
• Pnk
• S127 (engine harness, near injector 3 breakout)
• S130
• S135 (engine harness, near branch to pcm)
• S333
• Sensor grd
• Sensor signal
• Twisted pair
• Upstream heated oxygen sensor (in left side of eng compt, in exhaust pipe)
• Vehicle speed control switch

4.0L, Engine Performance Wiring Diagrams (3 of 3) for Jeep Grand Cherokee TSi 1998

List of elements for 4.0L, Engine Performance Wiring Diagrams (3 of 3) for Jeep Grand Cherokee TSi 1998:

• (i/p harness, near branch to instrument cluster)
• (i/p harness, near headlamp switch breakout)
• (i/p harness, near stop lamp switch breakout)
• (on floor pan, rear of driver's seat)
• A/c comp rly
• A/c compressor clutch relay
• A/c low pressure switch
• A/c switch
• A142
• Asd relay sens
• Auto sht rly
• Batt temp sens
• Battery temperature sensor (below battery tray)
• Brake sw in
• C13
• Canister sol
• Canister sw
• Ccd bus (+)
• Ccd bus (-)
• Check engine lamp
• Cruise control system
• Cruise feed
• Cruise sw in
• Cruise vac sol
• Cruise vnt sol
• D83
• D84
• Data link connector (partial) (lower left of dash)
• Engine coolant temperature gauge
• Evap sol drvr
• Fuel pmp rly
• Fuse 10a
• Fuse 15a
• Fuse 20a
• Fused b(+)
• G300
• G40
• G68
• Generator
• Governor
• Hot at all times
• Hot in run
• Instrument cluster
• J95
• J96
• Junction block (under right side of dash, on kick panel)
• K52
• K72
• K81
• K900
• K95
• L53
• Low fuel sens
• O/d lamp
• O/d off
• O/d solenoid
• Oil pressure gauge
• Overdrive switch (switch pod)
• Pnk
• Power distribution center (on right inner fender panel, behind battery)
• Powertrain control module (on right rear of eng compt, near a/c receiver-drier)
• S200
• S201
• S203
• S204
• S216
• S218
• Sci receive
• Sci transmit
• Stop lamp switch
• T222
• Tachometer
• Tan/red
• Tcc solenoid
• Throttle position sensor (on throttle body)
• Trans temp sensor
• Transmission control relay
• Transmission solenoid assembly (left side of transmission)
• Twisted pair
• Twisted pairs
• V32
• V35
• V36
• Variable force solenoid
• Vehicle speed control servo
• Vehicle speed control/horn switch
• Volt reg

5.2L

5.2L, Engine Performance Wiring Diagrams (1 of 3) for Jeep Grand Cherokee TSi 1998

List of elements for 5.2L, Engine Performance Wiring Diagrams (1 of 3) for Jeep Grand Cherokee TSi 1998:

• (eng harn, near breakout for inj 6 & 8)
• (engine harness, rear of engine)
• (engine harness, right rear of engine)
• Automatic shutdown relay
• Cam pos sns
• Coil driver
• Crnk pos sns
• Dnstrm ho2s
• Ect sens sig
• F99
• Fuel injectors
• Fuel pump relay
• Fuse 15a
• Fuse 20a
• Fused b(+)
• G120 (right side of engine block)
• Gen field drv
• Generator
• Gov press
• Ground
• Hot at all times
• Hot in run or start
• Iat sens sig
• Idle air 1
• Idle air 2
• Idle air 3
• Idle air 4
• Ign power
• Inj 1 driver
• Inj 2 driver
• Inj 3 driver
• Inj 4 driver
• Inj 5 driver
• Inj 6 driver
• Inj 7 drv
• Inj 8 driver
• K11
• K12
• K13
• K14
• K141
• K17
• K18
• K19
• K20
• K21
• K22
• K24
• K25
• K27
• K38
• K39
• K40
• K41
• K58
• K59
• K60
• K70
• Map sens sig
• Nca
• O/d sol
• Oil press
• Oil pressure sensor (near distributor)
• Output shaft speed sensor (left side of transmission)
• Output speed
• Pnk
• Pnp
• Power distribution center (on right inner fender panel, behind battery)
• Powertrain control module (on right rear of eng compt, near a/c receiver-drier)
• S100
• S101
• S128
• S129 (eng harn, near injector 3 breakout)
• S131
• S132
• Sensor grd
• Sensor ground
• Shaft speed
• Sol ctrl
• Speed proportional steering module
• Starting/ charging system
• T13
• T14
• T22
• T25
• T41
• T54
• T59
• T60
• T66
• Tan
• Tcc
• Tps sens in
• Trans rly
• Trans temp
• Upstrm ho2s
• Vehicle speed sensor (rear of transfer case)
• Vss in
• Vss signal
• Z12

5.2L, Engine Performance Wiring Diagrams (2 of 3) for Jeep Grand Cherokee TSi 1998

List of elements for 5.2L, Engine Performance Wiring Diagrams (2 of 3) for Jeep Grand Cherokee TSi 1998:

• (engine harness, near battery temp sensor breakout)
• (engine harness, near injector 5 breakout)
• (engine harness, near injector 7 breakout)
• (engine harness, right rear of engine)
• (rear of passenger's seat)
• Camshaft position sensor
• Crankshaft position sensor (on transmission bellhousing)
• Distributor
• Downstream heated oxygen sensor (in rear of catalytic converter)
• Duty cycle evap/purge solenoid (left front corner of eng compt)
• Engine coolant temperature sensor (on intake manifold, near thermostat housing)
• Evaporative system leak detection pump (front of left fender side shield)
• Fuel pump module (in fuel tank)
• G110 (front of left cylinder head)
• G310
• Idle air control motor (throttle body assembly)
• Ignition coil (on right front of engine)
• Intake air temperature sensor (on intake manifold)
• Manifold absolute pressure sensor (on throttle body assembly)
• Nca
• Pnk
• S102
• S130
• S133
• S135
• S136
• S333
• Sensor grd
• Sensor signal
• Twisted pair
• Upstream heated oxygen sensor (right rear of eng compt, in exhaust pipe)
• Vehicle speed control switch

5.2L, Engine Performance Wiring Diagrams (3 of 3) for Jeep Grand Cherokee TSi 1998

List of elements for 5.2L, Engine Performance Wiring Diagrams (3 of 3) for Jeep Grand Cherokee TSi 1998:

• (on floor pan, rear of driver's seat)
• A/c comp rly
• A/c compressor clutch relay
• A/c low pressure switch
• A/c switch
• A142
• Asd relay sens
• Auto sht rly
• Batt temp sens
• Battery temperature sensor (below battery tray)
• Brake sw in
• C13
• C200
• C207
• Canister sol
• Canister sw
• Ccd bus (+)
• Ccd bus (-)
• Check engine lamp
• Cruise control system
• Cruise feed
• Cruise sw in
• Cruise vac sol
• Cruise vnt sol
• D83
• D84
• Data link connector (partial) (lower left of dash)
• Engine coolant temperature gauge
• Evap sol drvr
• Fuel pmp rly
• Fuse 10a
• Fuse 15a
• Fuse 20a
• Fused b(+)
• G300
• G40
• G68
• Generator
• Governor
• Hot at all times
• Hot in run
• Instrument cluster
• J95
• J96
• Junction block (under right side of dash, on kick panel)
• K52
• K72
• K81
• K900
• K95
• L53
• Low fuel sens
• O/d lamp
• O/d off
• O/d solenoid
• Oil pressure gauge
• Overdrive switch (switch pod)
• Pnk
• Power distribution center (on right inner fender panel, behind battery)
• Powertrain control module (on right rear of eng compt, near a/c receiver-drier)
• S200 (i/p harness, near headlamp switch breakout)
• S201
• S203 (i/p harness, near stop lamp switch breakout)
• S204 (i/p harness, near branch to i/p cluster)
• S216
• S218
• Sci receive
• Sci transmit
• Stop lamp switch
• T222
• Tachometer
• Tan/red
• Tcc solenoid
• Throttle position sensor (on throttle body assembly)
• Trans temp sensor
• Transmission control relay
• Transmission solenoid assembly (on left side of transmission)
• Twisted pair
• Twisted pairs
• V32
• V35
• V36
• Variable force solenoid
• Vehicle speed control servo
• Vehicle speed control/horn switch
• Volt reg

5.9L

5.9L, Engine Performance Wiring Diagrams (1 of 3) for Jeep Grand Cherokee TSi 1998

List of elements for 5.9L, Engine Performance Wiring Diagrams (1 of 3) for Jeep Grand Cherokee TSi 1998:

• (eng harn, near breakout for inj 6 & 8)
• (engine harness, rear of engine)
• (engine harness, right rear of engine)
• Automatic shutdown relay
• Cam pos sns
• Coil driver
• Crnk pos sns
• Dnstrm ho2s
• Ect sens sig
• F99
• Fuel injectors
• Fuel pump relay
• Fuse 15a
• Fuse 20a
• Fused b(+)
• G120 (right side of engine block)
• Gen field drv
• Generator
• Gov press
• Ground
• Hot at all times
• Hot in run or start
• Iat sens sig
• Idle air 1
• Idle air 2
• Idle air 3
• Idle air 4
• Ign power
• Inj 1 driver
• Inj 2 driver
• Inj 3 driver
• Inj 4 driver
• Inj 5 driver
• Inj 6 driver
• Inj 7 drv
• Inj 8 driver
• K11
• K12
• K13
• K14
• K141
• K17
• K18
• K19
• K20
• K21
• K22
• K24
• K25
• K27
• K38
• K39
• K40
• K41
• K58
• K59
• K60
• K70
• Map sens sig
• Nca
• O/d sol
• Oil press
• Oil pressure sensor (near distributor)
• Output shaft speed sensor (left side of transmission)
• Output speed
• Pnk
• Pnp
• Power distribution center (on right inner fender panel, behind battery)
• Powertrain control module (on right rear of eng compt, near a/c receiver-drier)
• S100
• S101
• S128
• S129 (eng harn, near injector 3 breakout)
• S131
• S132
• Sensor grd
• Sensor ground
• Shaft speed
• Sol ctrl
• Speed proportional steering module
• Starting/ charging system
• T13
• T14
• T22
• T25
• T41
• T54
• T59
• T60
• T66
• Tan
• Tcc
• Tps sens in
• Trans rly
• Trans temp
• Upstrm ho2s
• Vehicle speed sensor (rear of transfer case)
• Vss in
• Vss signal
• Z12

5.9L, Engine Performance Wiring Diagrams (2 of 3) for Jeep Grand Cherokee TSi 1998

List of elements for 5.9L, Engine Performance Wiring Diagrams (2 of 3) for Jeep Grand Cherokee TSi 1998:

• (engine harness, near battery temp sensor breakout)
• (engine harness, near injector 5 breakout)
• (engine harness, near injector 7 breakout)
• (engine harness, right rear of engine)
• (rear of passenger's seat)
• Camshaft position sensor
• Crankshaft position sensor (on transmission bellhousing)
• Distributor
• Downstream heated oxygen sensor (in rear of catalytic converter)
• Duty cycle evap/purge solenoid (left front corner of eng compt)
• Engine coolant temperature sensor (on intake manifold, near thermostat housing)
• Evaporative system leak detection pump (front of left fender side shield)
• Fuel pump module (in fuel tank)
• G110 (front of left cylinder head)
• G310
• Idle air control motor (throttle body assembly)
• Ignition coil (on right front of engine)
• Intake air temperature sensor (on intake manifold)
• Manifold absolute pressure sensor (on throttle body assembly)
• Nca
• Pnk
• S102
• S130
• S133
• S135
• S136
• S333
• Sensor grd
• Sensor signal
• Twisted pair
• Upstream heated oxygen sensor (right rear of eng compt, in exhaust pipe)
• Vehicle speed control switch

5.9L, Engine Performance Wiring Diagrams (3 of 3) for Jeep Grand Cherokee TSi 1998

List of elements for 5.9L, Engine Performance Wiring Diagrams (3 of 3) for Jeep Grand Cherokee TSi 1998:

• (on floor pan, rear of driver's seat)
• A/c comp rly
• A/c compressor clutch relay
• A/c low pressure switch
• A/c switch
• A142
• Asd relay sens
• Auto sht rly
• Batt temp sens
• Battery temperature sensor (below battery tray)
• Brake sw in
• C13
• C200
• C207
• Canister sol
• Canister sw
• Ccd bus (+)
• Ccd bus (-)
• Check engine lamp
• Cruise control system
• Cruise feed
• Cruise sw in
• Cruise vac sol
• Cruise vnt sol
• D83
• D84
• Data link connector (partial) (lower left of dash)
• Engine coolant temperature gauge
• Evap sol drvr
• Fuel pmp rly
• Fuse 10a
• Fuse 15a
• Fuse 20a
• Fused b(+)
• G300
• G40
• G68
• Generator
• Governor
• Hot at all times
• Hot in run
• Instrument cluster
• J95
• J96
• Junction block (under right side of dash, on kick panel)
• K52
• K72
• K81
• K900
• K95
• L53
• Low fuel sens
• O/d lamp
• O/d off
• O/d solenoid
• Oil pressure gauge
• Overdrive switch (switch pod)
• Pnk
• Power distribution center (on right inner fender panel, behind battery)
• Powertrain control module (on right rear of eng compt, near a/c receiver-drier)
• S200 (i/p harness, near headlamp switch breakout)
• S201
• S203 (i/p harness, near stop lamp switch breakout)
• S204 (i/p harness, near branch to i/p cluster)
• S216
• S218
• Sci receive
• Sci transmit
• Stop lamp switch
• T222
• Tachometer
• Tan/red
• Tcc solenoid
• Throttle position sensor (on throttle body assembly)
• Trans temp sensor
• Transmission control relay
• Transmission solenoid assembly (on left side of transmission)
• Twisted pair
• Twisted pairs
• V32
• V35
• V36
• Variable force solenoid
• Vehicle speed control servo
• Vehicle speed control/horn switch
• Volt reg