ENGINE PERFORMANCE – Jeep Cherokee Limited 1998 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

2.5L

2.5L, Engine Performance Wiring Diagrams (1 of 3) for Jeep Cherokee Limited 1998

List of elements for 2.5L, Engine Performance Wiring Diagrams (1 of 3) for Jeep Cherokee Limited 1998:

• (eng harn, near fuel injector harness)
• (eng harn, near fuel injector harness) s113
• (eng harn, rear of eng compt)
• (on transmission) park/neutral position switch
• (right side of eng) ignition coil
• A/t
• A10
• A11
• A12
• A13
• A14
• A15
• A16
• A17
• A18
• A19
• A20
• A21
• A22
• A23
• A24
• A25
• A26
• A27
• A28
• A29
• A30
• A31
• A32
• A61
• Automatic shutdown relay
• B10
• B11
• B12
• B13
• B14
• B15
• B16
• B17
• B18
• B19
• B20
• B21
• B22
• B23
• B24
• B25
• B26
• B27
• B28
• B29
• B30
• B31
• B32
• Cam pos sns
• Camshaft position sensor
• Coil driver
• Crnk pos sns
• Distributor
• Dnstrm ho2s
• Ect sens sig
• Engine starter motor relay
• Exterior lights system (back-up lamps)
• F12
• Fuel injectors
• Fuel pump relay
• Fuse 15a
• Fuse 20a
• Fuse 25a
• Fused b(+)
• G117 (right rear of eng, near starter)
• G60
• Gen field drv
• Ground
• Headlights system
• Hot at all times
• 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
• K10
• K11
• K12
• K13
• K14
• K141
• K167
• K19
• K20
• K21
• K22
• K24
• K39
• K40
• K41
• K44
• K54
• K59
• K60
• M/t
• Map sens sig
• Oil press sns
• Oil pressure sensor (on engine block, near generator)
• P/n
• P/s switch
• Pnp (or gnd)
• Power distribution center (on right side of eng compt, on inner fender panel)
• Powertrain control module (left fender side shield)
• Red
• S107
• S108 (eng harn, rear of engine)
• S109
• S116
• S120
• S137
• Sensor grd
• Starting/ charging system
• T41 (or z1)
• Tan
• Tcc ctrl
• Tcc drv
• Torque converter clutch solenoid (in transmission valve body)
• Tps sens in
• Upstrm ho2s
• Vehicle speed sensor (on transmission extension housing)
• Vss in
• Z12

2.5L, Engine Performance Wiring Diagrams (2 of 3) for Jeep Cherokee Limited 1998

List of elements for 2.5L, Engine Performance Wiring Diagrams (2 of 3) for Jeep Cherokee Limited 1998:

• (eng harn, left rear of eng compt) s138
• (eng harn, near fuel inj harness) s111
• (eng harn, near fuel inj harness) s114
• (eng harn, near map sensor) s115
• (engine harness, near fuel inj harn) s110
• (near left tail lamp)
• Crankshaft position sensor (on left side of transmission)
• Cruise control system
• Engine coolant temperature sensor (at left rear of cylinder head)
• Fuel pump module (on fuel tank)
• Fuse 10 15a
• Fuse 11 20a
• G117 (right rear of engine)
• G402
• Heated oxygen sensor (downstream) (on rear of catalytic)
• Heated oxygen sensor (upstream) (in left side of eng compt, in exhaust pipe)
• Hot in run or start
• Idle air control motor (on throttle body assembly)
• Intake air temperature sensor (on intake manifold, near throttle body)
• Junction block (on right cowl side inner panel)
• Manifold absolute pressure sensor (on throttle body assembly)
• Motor 1 driver
• Motor 2 driver
• Motor 3 driver
• Motor 4 driver
• Nca
• S107
• S12
• S130
• S160
• S309
• Sensor grd
• Sensor signal

2.5L, Engine Performance Wiring Diagrams (3 of 3) for Jeep Cherokee Limited 1998

List of elements for 2.5L, Engine Performance Wiring Diagrams (3 of 3) for Jeep Cherokee Limited 1998:

• A/c comp rly
• A/c compressor control relay
• A/c low pressure switch
• A/c select sig
• A/c switch
• A/c-heater control switch
• A142
• Asd relay sens
• Auto sht rly
• Batt temp sens
• Battery temperature sensor (under battery, attached to battery tray)
• Brake sw in
• C10
• C11
• C12
• C13
• C14
• C15
• C16
• C17
• C18
• C19
• C20
• C21
• C22
• C23
• C24
• C25
• C26
• C27
• C28
• C29
• C30
• C31
• C32
• C90
• Ccd bus (+)
• Ccd bus (-)
• Check engine warning indicator
• Cool fan ctrl
• Cooling fans system
• Cruise control system
• Cruise feed
• Cruise sw in
• Cruise vac sol
• Cruise vnt sol
• D20
• D21
• Data link connector (partial) (bottom of knee bolster, left side of steering column)
• Diagnostic splice block (left side of dash)
• Duty cycle evap/purge solenoid (right side of safety wall)
• Evap leak detection pump (right front corner of eng compt)
• Evap sol drvr
• Fuel level sens
• Fuel pmp rly
• Fuse 9 10a
• G117 (right rear of eng, near starter)
• Generator
• Hot in run or start
• Instrument cluster
• Junction block (on right cowl side inner panel)
• K105
• K106
• K118
• K226
• K29
• K31
• K51
• K52
• K72
• Leak detect pump
• Leak detect sw
• Pnk
• Power steering pressure switch (in power steering hight pressure hose)
• Powertrain control module (left side fender shield)
• S107
• S13
• S216
• Sci receive
• Sci transmit
• Starting/charging system
• Stop lamp switch
• Tan/red
• Throttle position sensor (on throttle body)
• V32
• V35
• V36
• V37

4.0L

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

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

• (a/t only)
• (engine harness, injector harness)
• A/t
• A10
• A11
• A12
• A13
• A14
• A15
• A16
• A17
• A18
• A19
• A20
• A21
• A22
• A23
• A24
• A25
• A26
• A27
• A28
• A29
• A30
• A31
• A32
• A61
• Automatic shutdown relay
• B10
• B11
• B12
• B13
• B14
• B15
• B16
• B17
• B18
• B19
• B20
• B21
• B22
• B23
• B24
• B25
• B26
• B27
• B28
• B29
• B30
• B31
• B32
• Cam pos sns
• Camshaft position sensor
• Coil driver
• Crnk pos sns
• Distributor
• Dnstrm ho2s
• Ect sens sig
• Engine starter motor relay
• F12
• Fuel pump relay
• Fuse 15a
• Fuse 20a
• Fuse 25a
• Fused b(+)
• G117 (right rear of eng, near starter)
• G60
• Gen field drv
• Ground
• Headlights system
• Hot at all times
• Iat sens sig
• Idle air 1
• Idle air 2
• Idle air 3
• Idle air 4
• Ign power
• Ignition coil (front of engine)
• Inj 1 driver
• Inj 2 driver
• Inj 3 driver
• Inj 4 driver
• Inj 5 driver
• Inj 6 driver
• K10
• K11
• K12
• K13
• K14
• K141
• K15
• K16
• K167
• K19
• K20
• K21
• K22
• K24
• K39
• K40
• K41
• K44
• K59
• K60
• M/t
• Map sens sig
• Oil press sns
• Oil pressure sensor (on right side of eng, near oil filter)
• P/s switch
• Pnp
• Power distribution center (on right side of eng compt, on inner fender panel)
• Powertrain control module (left fender side shield)
• Red
• S107
• S108 (engine harness, rear of engine)
• S109 (engine harness, near fuel inj harn)
• S136
• S137 (eng harn, rear of eng compt)
• Sensor grd
• Starting/ charging system
• T41
• Tan
• Tps sens in
• Trans- mission control module
• Upstrm ho2s
• Vehicle speed sensor (on transmission extension housing)
• Vss in
• Z12

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

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

• (eng harn, near fuel inj harness) s111
• (eng harn, near fuel inj harness) s114
• (engine harness, near fuel inj harn) s110
• (engine harness, near map sensor) s115
• (engine harness, rear of engine compartment) s138
• (near left tail lamp)
• Crankshaft position sensor (on left side of transmission bellhousing)
• Cruise control system
• Driver motor 1
• Driver motor 2
• Driver motor 3
• Driver motor 4
• Engine coolant temperature sensor (on thermostat housing)
• Fuel pump module (on fuel tank)
• Fuse 10 15a
• Fuse 11 20a
• Fuse 25 15a
• G117 (right rear of engine)
• G402
• Grd
• Grd sensor
• Heated oxygen sensor (downstream) (on rear of catalytic converter)
• Heated oxygen sensor (upstream) (left side of eng comt, on exhaust pipe)
• Hot in run
• Hot in run or start
• Idle air control motor (on throttle body assembly)
• Intake air temperature sensor (on intake manifold, near throttle body)
• Junction block (on right cowl side inner panel)
• Low fuel
• Manifold absolute pressure sensor (on throttle body assembly)
• Nca
• Relay output
• S107
• S12
• S130
• S160
• S309
• Sensor ground
• Signal sensor
• Transmission control module (under center of dash panel)

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

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

• (eng harn, left rear of eng compt)
• (eng harn, near fuel injector harn)
• (not used)
• A/c comp rly
• A/c compressor control relay
• A/c low pressure switch
• A/c select sig
• A/c switch
• A/c-heater control switch
• A/t
• A142
• Anti- lock brakes system
• Asd relay sens
• Auto sht rly
• Batt temp sens
• Battery temperature sensor (under battery, attached to battery tray)
• Brake sw in
• C10
• C11
• C12
• C13
• C14
• C15
• C16
• C17
• C18
• C19
• C20
• C21
• C22
• C23
• C24
• C25
• C26
• C27
• C28
• C29
• C30
• C31
• C32
• C90
• Ccd bus (+)
• Ccd bus (-)
• Check engine warning ind.
• Cool fans ctrl
• Cooling fans system
• Cruise control system
• Cruise feed
• Cruise sw in
• Cruise vac sol
• Cruise vnt sol
• D20
• D21
• Data link connector (partial) (bottom of knee bolster, left side of steering column)
• Diagnostic splice block (left side of dash)
• Duty cycle evap/purge solenoid (on right side of firewall)
• Evap leak detection pump (right front corner of eng compt)
• Evap sol drvr
• Extended idle switch (police package only)
• Fuel pmp rly
• Fuse 10a
• G201 (near glove box lamp switch)
• Generator
• Hot in run or start
• Hvac unit (on hvac tub)
• Instrument cluster
• Interior lights system
• Junction block (on right cowl side inner panel)
• K105
• K106
• K118
• K29
• K31
• K51
• K52
• K72
• Leak detect pump
• Leak detect sw
• Low fuel sens
• M/t
• Other
• Pnk
• Police package
• Powertrain control module (left side fender shield)
• S112
• S13
• S139 (engine harn, left rear of engine compartment)
• S144
• S145 (eng harn, rear of eng compt)
• S208
• S216
• S217 (a/t only) (i/p harness, lower dash)
• Sci receive
• Sci transmit
• Starting/ charging system
• Stop lamp switch
• Tan/red
• Throttle position sensor (on throttle body assembly)
• Trans- missions system
• Transmissions system
• V32
• V33
• V35
• V36