Разделы схем — 31 (всего 55)
AIR CONDITIONING ANTI-LOCK BRAKES ANTI-THEFT BODY COMPUTER COMPUTER DATA LINES COOLING FAN CRUISE CONTROL DEFOGGERS ENGINE PERFORMANCE EXTERIOR LIGHTS GROUND DISTRIBUTION HEADLIGHTS HORN INSTRUMENT CLUSTER INTERIOR LIGHTS MEMORY SYSTEMS POWER ANTENNA POWER DISTRIBUTION POWER DOOR LOCKS POWER MIRRORS POWER SEATS POWER TOP/SUNROOF POWER WINDOWS RADIO SHIFT INTERLOCKS STARTING/CHARGING SUPPLEMENTAL RESTRAINTS TRANSMISSION TRUNK, TAILGATE, FUEL DOOR WARNING SYSTEMS WIPER/WASHER
AIR CONDITIONING Air Conditioning Wiring Diagrams, Auto A/C for Jeep Grand Cherokee Laredo 1998 List of elements for Air Conditioning Wiring Diagrams, Auto A/C for Jeep Grand Cherokee Laredo 1998: 123 (i/p harn, near graphic display module branch) (i/p harn, near pass air bag breakout) (i/p harness, near i/p cluster breakout) (in hvac harness) (right fender side +5.0v 4.0l 5.2l, 5.9l A/c clu ctrl A/c compres- sor clutch A/c compressor clutch relay (in power distribution center) A/c high pressure switch (on a/c compressor) A/c low pressure switch (rear of engine compartment) A/c pres sw A/c sw out A/c-htr ctrl sw A15 A19 A21 Ambient temperature sensor (front of radiator) Automatic temperature control module (center of dash) Battery Blend door actuator (bottom of dash) Blend door driver Blend door feedback Blend motor driver Blower feedback Blower motor Blower power module (right side of dash) Body control module (lower left of dash) C10 C11 C12 C13 C14 C15 C16 C22 C256 C28 C30 C32 C33 C34 C35 C36 C37 C38 C39 C40 C41 C42 C43 C47 C90 Ccd bus (+) Ccd bus (-) D10 D11 D12 D13 D14 D15 D16 D41 F60 F71 Fuse 12 10a Fuse 15a Fuse 20 15a Fuse 7 40a G101 G101 (right fender side shield) G125 (below a/c compressor) Ground Hi blw rly ctrl High speed blower motor relay (right side of hvac) Hot at all times Hot in run Hot in run or start Ign Ign sw output In-car temp sens sig In-car temperature sensor (center top of dash) Interior lights system Junction block L90 Mode door actuator (left side of hvac) Mode door driver Mode door feedback Mode motor driver Panel lamps driver Park lamp sw outout Park lamp switch Pnk Power distribution center Power module output Powertrain control module (right rear of engine compartment) Recirc door driver Recirc door motor Recirculation door actuator (top of hvac) Red Red/tan S101 (engine compt harn, near battery temp sensor breakout) S104 (engine compt harn, right front corner of engine compartment) S124 (engine compt harn, near vehicle speed control servo breakout) S130 (engine harn, near breakout to crank- shaft sensor) S138 S203 (i/p harness, near stoplamp switch breakout) S204 S218 S219 S222 S223 S224 S225 S226 (in hvac harness) Sens return Sens signal Sensor ground Shield, near battery) Solar sensor (top right side of dash) Solar sensor sig Air Conditioning Wiring Diagrams, Manual A/C for Jeep Grand Cherokee Laredo 1998 List of elements for Air Conditioning Wiring Diagrams, Manual A/C for Jeep Grand Cherokee Laredo 1998: 65 (at hvac housing) (i/p harness, near pass air bag breakout) (on floor pan, rear of driver's seat) 10a 15a 4.0l 40a 5.2l, 5.9l A/c compressor clutch A/c compressor clutch relay (in power distribution center) A/c heater control A/c high pressure switch (near a/c compressor) A/c low pressure switch (right rear of engine compartment) A/c relay A/c select A/c switch A/c switch sense A15 A21 Bi-lv Blend air door position sw sig Blend door actuator Blower motor Blower motor resistor block (at hvac housing) Blower on relay Body control module (lower left of dash) C160 C206 C22 C90 Common door Def Fuse 12 Fuse 18 Fuse 21 Fuse 7 G101 (right fender side shield) G101 (right fender side shield, near battery) G125 (below a/c compressor) G300 Heat Hot at all times Hot in run Hot in run or start Ign Interior lights system Junction block Mix Off Panel Pnk/ Power distribution center Powertrain control module (right rear of engine compartment) Recirc Red S101 (engine compt harn, near battery temp sensor breakout) S104 (engine compt harn, right front corner of engine compt) S124 (engine compt harn, near vehicle speed control servo breakout) S138 S216 S218 (i/p harness, near pass air bag breakout) S220 S221 (i/p harness, on hvac breakout) Tan Temperature request
ANTI-LOCK BRAKES Anti-lock Brake Wiring Diagrams for Jeep Grand Cherokee Laredo 1998 List of elements for Anti-lock Brake Wiring Diagrams for Jeep Grand Cherokee Laredo 1998: 52 (body harn, left rear quarter panel) s312 A10 A20 Abs warn lamp driver Abs warning lamp Accel sensor 1 Accel sensor 2 B41 B42 B43 C10 Computer data lines Controller anti-lock brake (behind lower left side of dash) D83 Data link connector (lower left side of dash) Exterior lights F12 Fuse 10a Fuse 15a Fuse 20a Fuse 50a Fused ign (start-run) G switch (below right rear seat) G100 (front of left fender side shield) Ground Hot at all times Hot in run Hot in run and start Instrument cluster Junction block L50 Left front wheel speed sensor (on left front wheel assembly) Left rear wheel speed sensor (on left rear wheel assembly) Lf wheel spd sens + Lf wheel spd sens - Lr wheel spd sens + Lr wheel spd sens - Power (battery) Power distribution center Red Rf wheel spd sens + Rf wheel spd sens - Right front wheel speed sensor (on right front wheel assembly) Right rear wheel speed sensor (on right rear wheel assembly) Rr wheel spd sens + Rr wheel spd sens - S200 (i/p harn, near breakout to headlamp switch) S215 Sci receive Sensor ground Stop lamp switch (top of brake pedal arm) Stop lmp sw out
ANTI-THEFT Anti-theft Wiring Diagram for Jeep Grand Cherokee Laredo 1998 List of elements for Anti-theft Wiring Diagram for Jeep Grand Cherokee Laredo 1998: 73 Auto headlamp light sensor (vtss led) (top of dash) Battery Body control module (lower left of dash) C10 Exterior lamps F75 F99 Fuse 10a Fuse 15a Fuse 20a G101 (right fender side shield) G300 (on floor pan, rear of driver's seat) G301 (under rear of passenger's seat) G403 (right rear quarter panel) G69 G70 G71 G74 G75 G76 G77 G78 Ground Hdlp relay ctrl Headlights (automatic hdlp relay) Hood ajar Hood switch (on right inner fender panel, behind battery) Horn Horn relay Hot at all times Hot in acc or run Hot in run or start Ignition Junction block (under right side of dash, on kick panel) L109 L110 L79 L90 Lamp driver Left front cylinder lock switch (in left front door) Left front door ajar switch Left rear door ajar switch Lf door ajar Liftgate ajar Liftgate ajar switch (in liftgate) Liftgate cylinder lock switch (in liftgate) Liftglass ajar switch (in liftgate) Lr door ajar Park lamp relay Power distribution center (on right inner fender panel, behind battery) Relay control Rf door ajar Right front cylinder lock switch (in right front door) Right front door ajar switch Right rear door ajar switch Rr door ajar S101 S201 S202 S205 S302 S305 (body harn, near breakout to left rear door) S324 S325 S328 S329 (liftgate harn, near breakout to rear window wiper motor) Sensor driver Sensor signal Tan Tan/red V23 Vtss diarm Vtss led
BODY COMPUTER
COMPUTER DATA LINES Computer Data Lines for Jeep Grand Cherokee Laredo 1998 List of elements for Computer Data Lines for Jeep Grand Cherokee Laredo 1998: 45 (1997 only) (top left corner of dash) (behind left side of dash, near branch to instrument cluster) s204 (behind lower left side of dash) (in left front door) (in right front door) (right rear of engine compt) (under center console) (under driver's seat) 1997 only Airbag control module Automatic temperature control module (left side of hvac plenum) Body control module (behind lower left side of dash) C10 C11 C27 C28 C29 C30 Ccd bus (+) Ccd bus (-) Controller anti-lock brake D83 D84 D98 Data link connector (lower left side of dash) Driver door module Fuse 7 20a G120 (right side of engine) Hot at all times Instrument cluster Junction block (under right side of dash) Memory seat module Overhead console Passenger door module Powertrain control module Radio S200 (behind left side of dash, near breakout to headlamp switch) S201 S203 (behind left side of dash, near breakout to stop lamp switch) S306 S307 (lower left side of body, near d2 branch to left rear door) Sci receive Sci transmit Speed proportional steering module Vehicle information center
COOLING FAN Cooling Fan Wiring Diagram for Jeep Grand Cherokee Laredo 1998 List of elements for Cooling Fan Wiring Diagram for Jeep Grand Cherokee Laredo 1998: 19 Cooling fan motor Diagnostic connector Fuse 15a High pressure cutout switch High speed cooling fan relay (right inner fender panel) Hot at all times Hot in run or start Ignition relay (right inner fender panel) Low speed cooling fan relay (right inner fender panel) Lower hose coolant switch (on lower radiator hose) Power distribution center (right ineer fender panel) S101 S150 S151 S152 S153 S154 Tan Upper hose coolant switch (on upper radiator hose)
CRUISE CONTROL Cruise Control Wiring Diagram for Jeep Grand Cherokee Laredo 1998 List of elements for Cruise Control Wiring Diagram for Jeep Grand Cherokee Laredo 1998: 53 (4.0l: engine harness, (4.0l: engine harness, near branch to pcm) (5.2l/5.9l: engine harness, right rear of engine) (behind (near breakout to defogger switch) (right fender B27 B31 C11 C24 C32 Cancel Clock- spring Coast G101 side shield) G300 driver's seat) Ground K95 L53 Left switch Nca On/ off Pnk Powertrain control module (right rear of engine compt) Red Resume/ accel Right switch S124 S131 in branch to transmission) (5.2l/5.9l: engine harness, right rear of engine) S132 in branch to transmission) (5.2l/5.9l: engine harness, right rear of engine) S135 S202 S206 Sensor grd Sensor ground Set Speed ctrl res Stop lamp switch (top of brake pedal arm) Stop lamp switch sense Stop sw Tan/red V32 V35 V36 Vac solenoid Vacuum ctrl Vehicle speed control servo (right fender side shield) Vehicle speed control/ horn switches Vehicle speed sensor (rear of transfer case) Vent ctrl Vent solenoid Vsc sw signal Vss signal
DEFOGGERS Defogger Wiring Diagram for Jeep Grand Cherokee Laredo 1998 List of elements for Defogger Wiring Diagram for Jeep Grand Cherokee Laredo 1998: 31 (near breakout to left rear door) 12v Body control module (lower left of dash) C10 Ccd bus (+) Ccd bus (-) Defog on Driver door module (in driver's door) Driver power mirror F c2 Fuse 10a Fuse 40a G300 (on floor pan, rear of driver's seat) G403 (right rear quarter panel) Ground Hot at all times Junction block (right kick panel) Passenger door module (in passenger's door) Passenger power mirror Power distribution center (on right inner fender panel, behind battery) Rear window defogger relay Rear window defogger switch (part of switch pod) Rear window deogger Relay ctrl S216 S306 S307 (near breakout to left rear door) S328 S332 (top left center of liftgate harness) W/ liftglass W/o liftglass
ENGINE PERFORMANCE
4.0L 4.0L, Engine Performance Wiring Diagrams (1 of 3) for Jeep Grand Cherokee Laredo 1998 List of elements for 4.0L, Engine Performance Wiring Diagrams (1 of 3) for Jeep Grand Cherokee Laredo 1998: 96 (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 Laredo 1998 List of elements for 4.0L, Engine Performance Wiring Diagrams (2 of 3) for Jeep Grand Cherokee Laredo 1998: 28 (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 Laredo 1998 List of elements for 4.0L, Engine Performance Wiring Diagrams (3 of 3) for Jeep Grand Cherokee Laredo 1998: 87 (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 Laredo 1998 List of elements for 5.2L, Engine Performance Wiring Diagrams (1 of 3) for Jeep Grand Cherokee Laredo 1998: 100 (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 Laredo 1998 List of elements for 5.2L, Engine Performance Wiring Diagrams (2 of 3) for Jeep Grand Cherokee Laredo 1998: 32 (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 Laredo 1998 List of elements for 5.2L, Engine Performance Wiring Diagrams (3 of 3) for Jeep Grand Cherokee Laredo 1998: 86 (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 Laredo 1998 List of elements for 5.9L, Engine Performance Wiring Diagrams (1 of 3) for Jeep Grand Cherokee Laredo 1998: 100 (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 Laredo 1998 List of elements for 5.9L, Engine Performance Wiring Diagrams (2 of 3) for Jeep Grand Cherokee Laredo 1998: 32 (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 Laredo 1998 List of elements for 5.9L, Engine Performance Wiring Diagrams (3 of 3) for Jeep Grand Cherokee Laredo 1998: 86 (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
EXTERIOR LIGHTS Back-up Lamps Wiring Diagram for Jeep Grand Cherokee Laredo 1998 List of elements for Back-up Lamps Wiring Diagram for Jeep Grand Cherokee Laredo 1998: 16 Automatic day/night mirror C14 C15 Factory trailer tow connector (on trailer hitch) Fuse 15a G300 (on floor pan, rear of driver's seat) G403 (right rear quarter panel) Hot in run Junction block Left back-up lamp Park/neutral position switch (left side of trans) Right back-up lamp S311 (body harness, left rear quarter panel) S411 S417 W/ factory trailer tow Exterior Lamps Wiring Diagram (1 of 2) for Jeep Grand Cherokee Laredo 1998 List of elements for Exterior Lamps Wiring Diagram (1 of 2) for Jeep Grand Cherokee Laredo 1998: 60 (left side of transmission) (w/o speed propor- tional steer- ing) Auto Body control module (lower left of dash) C10 C13 C13 in C14 Elec- tronic flasher Fuse 10a Fuse 15a Fused b+ Fused ign G100 (front of left fender side shield) G101 (right fender side shield) G300 (on floor pan, rear of driver's seat) Gnd Haz Haz- ard Head Headlamp switch Hot at all times Hot in run Hot in start or run Instrument cluster Interior lights system Junction block L turn switch L79 L90 Left front park lamp Left front side marker lamp Left front turn signal lamp Left turn signal indicator lamp Off Park Park lamp relay Park/ neutral position switch R turn switch Relay ctrl Relay output Right front park lamp Right front side marker lamp Right front turn signal lamp Right turn signal indicator lamp S103 (engine harness, near battery temperature sensor breakout) S212 s119 (w/ speed propor- tional steer- ing) S216 S220 S408 (near left front turn signal bulb socket) S409 S410 (near left front park lamp bulb socket) S413 (near right front turn signal bulb socket) S414 S415 (near right front park lamp bulb socket) Stop lamp switch (top of brake pedal arm) Tan Turn Turn signal/ hazard warning switch (part of multi- function switch) Vehicle infor- mation center Exterior Lamps Wiring Diagram (2 of 2) for Jeep Grand Cherokee Laredo 1998 List of elements for Exterior Lamps Wiring Diagram (2 of 2) for Jeep Grand Cherokee Laredo 1998: 56 (body harness, left rear quarter panel) s311 (in left tail lamp harness, between body connector and grommet) s412 (in license plate lamp harness) s418 (in right tail lamp harness, between body connector and grommet) s416 (on floor pan, rear of driver's seat) (right rear quarter panel) Aftermarket trailer tow connector (left rear quarter panel) C14 Center high mounted F87 Factory trailer tow connector circuit Fuse 20a Fused ign G300 G300 (on floor pan, rear of driver's seat) G403 G46 Gnd Hot at all times Ind Junction block L21 L22 L50 L73 L74 L87 L90 Lamp outage module (left rear quarter panel) Left back-up lamp Left rear side marker lamp Left rear turn signal lamp Left tail/ stop lamp License lamps Mating connectors if not equipped w/ lamp outage Pk rly in Pk rly out Rear lamp out ind Right back-up lamp Right rear side marker lamp Right rear turn signal lamp Right tail/ stop lamp S312 (body harness, left rear quarter panel) S313 (body harness, left rear quarter panel) S314 S315 S316 S411 S417 St lp in St lp out Stop lamp Tan Vehicle information center W/ aftermarket trailer tow W/ factory trailer tow Factory Trailer Tow Wiring Diagram for Jeep Grand Cherokee Laredo 1998 List of elements for Factory Trailer Tow Wiring Diagram for Jeep Grand Cherokee Laredo 1998: 16 (factory trailer tow harness, near body harness conn- ector) s330 15a Exterior lights circuit Factory trailer tow connector (on trailer hitch) Fuse 20a c14 G300 (on floor pan, rear of driver's seat) Hot at all times Junction block Pnk S315 Tan Trailer brake provision Trailer tow circuit breaker (right rear quarter panel) Trailer tow left turn relay (right rear quarter panel) Trailer tow right turn relay (right rear quarter panel) Trailer tow stop lamp relay (right rear quarter panel)
GROUND DISTRIBUTION Ground Distribution Wiring Diagram (1 of 2) for Jeep Grand Cherokee Laredo 1998 List of elements for Ground Distribution Wiring Diagram (1 of 2) for Jeep Grand Cherokee Laredo 1998: 93 (4.0l) a/c com- pressor clutch (5.2l/ (top left of engine, near breakout to crankshaft position sensor, 5.2l/5.9l) (rear of engine, 4.0l) 5.9l) a/c com- pressor clutch A/c heater control A/c high pressure switch Auto a/c Automatic temperature control module Battery Blower motor Blower power module Brake pressure switch Center high Controller anti-lock brake Data link connector Daytime running lamp module Downstream heated oxygen sensor Driver door module Engine coolant level sensor Factory trailer tow connector Four wheel drive switch G100 (front of left fender side shield) G101 (right fender side shield) G110 (5.2l/5.9l) (below a/c compressor) G117 (4.0l) (right rear of engine) G120 (right side of engine) G300 (on floor pan, rear of driver's seat) G403 (right rear quarter panel) Generator Horn Lamp outage module Left back- up lamp Left door courtesy lamp Left fog lamp Left front cylinder lock switch Left front park lamp Left front turn signal lamp Left head- lamp Left license lamp Left rear side marker lamp Left rear turn signal lamp Left tail/ stop lamp Liftgate ajar switch Liftgate cylinder lock switch Liftglass ajar switch Liftglass release solenoid Manual a/c Mounted stoplamp Pnk Powertrain control module Rear washer pump motor Rear window defogger Rear wiper module Right back- up lamp Right fog lamp Right front park lamp Right front turn signal lamp Right headlamp Right license lamp Right rear side marker lamp Right rear turn signal lamp Right tail/ stop lamp S104 (right front corner of engine compt) S109 (left front of engine compt, near breakout to evap/purge solenoid) S121 (left front of engine compt, near breakout to low washer fluid level sensor) S124 (right rear of engine compt, near breakout to vehicle speed control servo) S125 (under left side of dash, near controller anti-lock brake) S126 (lower front of engine, in breakout to starter motor, 5.2l/5.9l) (right front of engine compt, near breakout to a/c high pressure switch, 4.0l) S138 (4.0l only) S226 (hvac harness, right kick panel) S314 (top of left rear quarter panel) S316 (near breakout to right side of liftgate) S324 (w/ full options) (in left front door, between breakouts to pwr window motor and pwr mirror) S330 (factory trailer harn, near body harn conn, at left quarter panel) S409 (near left front turn signal socket) S411 (left tail lamp harn, between body conn and grommet) S414 (near right front turn signal socket) S417 (right tail lamp harn, between body conn and grommet) S419 (license lamp harn, center of liftgate) Trailer tow left turn relay Trailer tow right turn relay Trailer tow stoplamp relay Under- hood lamp Upstream heated oxygen sensor Vehicle information center Vehicle speed control servo W/ full options W/ lamp outage module W/o lamp outage module Wind- shield wiper motor Windshield washer pump motor Wiper fluid level sensor Z12 Ground Distribution Wiring Diagram (2 of 2) for Jeep Grand Cherokee Laredo 1998 List of elements for Ground Distribution Wiring Diagram (2 of 2) for Jeep Grand Cherokee Laredo 1998: 69 A/c heater control Airbag control module Ash receiver lamp Automatic day/night mirror Blend door actuator Body control module C15 Cigar lighter relay Cigar lighter/ power outlet Cooling fan motor Courtesy lamp relay Diagnostic connector Dome/ reading lamp Driver heated seat cushion Driver heated seatback Driver lumbar switch Driver power seat switch Driver seat heater control module Electronic flasher Floor console lamps Fuel pump module G300 (on floor pan, rear of driver's seat) G301 (under rear of passenger's seat) Glove box lamp Graphic display module/vehicle information center Headlamp switch High pressure cut-out switch High speed cooling fan relay In branch to seat switch) Instrument cluster Junction block Key-in Left rear power window switch Left visor/ vanity lamp Lower hose coolant switch Memory seat module Overhead console Passenger door module Passenger heated seat back Passenger heated seat cushion Passenger lumbar switch Passenger power seat switch Passenger seat heater control module Power amplifier Power outlet Radio Right door courtesy lamp Right front cylinder lock switch Right rear power window switch Right visor/ vanity lamp S202 (behind left side of dash, near breakout to stop lamp switch) S205 (behind left side of dash, near branch to instrument cluster) S216 (behind dash, near breakout to passenger airbag) S220 (behind dash, near breakout to passenger airbag) S302 (near left kick panel) S309 (premium) (in branch to power amplifier) S322 (between breakouts to day/night mirror and right vanity mirror) S325 (w/ full options) (in right front door, near breakout to pwr window motor) S402 (left power seat harn, between breakouts to riser motor sensor and heated seat module) Seat belt switch Seat, near branch to floor console) Stop lamp switch Sunroof control module Switch pod Switch/ halo lamp To right power seat) Upper hose coolant switch Vehicle speed control/ horn switch W/ full options
HEADLIGHTS Headlamps/Fog Lamps Wiring Diagram, with DRL for Jeep Grand Cherokee Laredo 1998 List of elements for Headlamps/Fog Lamps Wiring Diagram, with DRL for Jeep Grand Cherokee Laredo 1998: 63 (engine harn, left front corner of eng compt) A18 Auto Auto headlamp light sensor/ vtss led (top of dash) Autolamp sw Automatic headlamp relay (w/ autolamps) Battery Body control module (behind lower left side of dash) C10 Circuit breaker 25a Daytime running lamp module (right fender side shield) Exterior lights system F83 Flash to pass Fog lamp relay Fog lamp sw out Fog lamp switch Fuse 15a Fuse 20a Fuse 30a G101 (right fender side shield) G300 (on floor pan, rear of driver's seat) G34 Ground Head Headlamp dimmer switch (multi- function switch) Headlamp switch Hi beam ind Hi beam out High beam out Hot at all times Hot in run Ign Illumination Interior lights system Junction block (under right side of dash, on kick panel) L109 L110 L24 L35 L95 Left fog lamp Left headlamp Lo beam out Off Park Park brake switch Pk brk sense Power distribution center (on right inner fender panel, behind battery) Red Relay control Right fog lamp Right headlamp S104 S107 S108 S109 S117 (engine harn, in brake warning switch breakout) S134 S202 S212 Sensor driver Sensor signal Headlamps/Fog Lamps Wiring Diagram, without DRL for Jeep Grand Cherokee Laredo 1998 List of elements for Headlamps/Fog Lamps Wiring Diagram, without DRL for Jeep Grand Cherokee Laredo 1998: 48 (engine harn, left front corner of eng compt) A18 Auto Auto headlamp light sensor/ vtss led (top of dash) Autolamp sw Automatic headlamp relay (w/ autolamps) Body control module (behind lower left side of dash) C10 Circuit breaker 25a Exterior lights system Flash to pass Fog lamp relay Fog lamp sw out Fog lamp switch Fuse 15a Fuse 20a Fuse 30a G101 (right fender side shield) G300 (on floor pan, rear of driver's seat) Head Headlamp dimmer switch (multi- function switch) Headlamp switch Hot at all times Illumination Interior lights system Junction block (under right side of dash, on kick panel) L109 L110 L24 L35 L95 Left fog lamp Left headlamp Lo beam out Off Park Power distribution center (on right inner fender panel, behind battery) Red Relay control Right fog lamp Right headlamp S104 S107 S108 S109 S202 Sensor driver Sensor signal
HORN Horn Wiring Diagram for Jeep Grand Cherokee Laredo 1998 List of elements for Horn Wiring Diagram for Jeep Grand Cherokee Laredo 1998: 16 (right front of engine compartment) Body control module (lower left of dash) C10 Clockspring Fuse 6 20a G101 (right fender Horn (right front of engine compartment) Horn relay Horn relay ctrl Horn switch Hot at all times Junction block (right front pass compt) Nca Power distribution center Side shield) Vehicle speed control/ horn switch
INSTRUMENT CLUSTER Instrument Cluster Wiring Diagram for Jeep Grand Cherokee Laredo 1998 List of elements for Instrument Cluster Wiring Diagram for Jeep Grand Cherokee Laredo 1998: 94 (body harn, rear of engine) (body harn, right rear of engine) (engine harn, near injector 7 breakout) (engine harn, right rear of engine) (i/p harn, near breakout to cluster) s204 (lower left side of body, near branch to left rear door) A16 Abs lamp sig Abs warning lamp Acc Airbag control module (under center console) Airbag warning lamp All times B23 B27 B31 Body control module (behind lower left side of dash) Brake pressure switch (master cylinder) Brake warn ind Brake warning lamp Brk sw sens Bus(+) Bus(-) C26 C28 C30 Ccd Ccd bus (+) Ccd bus (-) Check engine lamp Check gauges lamp Computer data lines Controller anti-lock brake (behind lower left side of dash) Cruise lamp Data link connector (lower left of dash) Daytime running lamps module (right inner fender panel) Ect sens in Engine coolant temperature gauge Engine coolant temperature sensor (4.0l: thermostat housing) (5.2/5.9l: intake manifold) Engine oil pressure sensor (near distributor) Exterior lights system F75 F87 Fuel gauge Fuel level in Fuel pump module (fuel tank) Fuse 10a Fuse 20a Fused b+ G100 (front of left front fender) G300 (on floor pan, rear of driver's seat) G40 Ground High beam indicator lamp Hot at Hot in run or start Ignition switch Illumination lamps Instrument cluster Interior lights system Junction block L64 L65 Left turn signal indicator lamp Lock Low fuel warning lamp Oil press in Oil pressure gauge Park brake switch (under center console, base of park brake lever) Powertrain control module (right rear corner of engine compt) Right turn signal indicator lamp Run S102 (engine harn, near battery temperature sensor break- out) S117 (body harn, brake warning switch branch) S125 S131 S132 S135 S136 S201 S203 (i/p harn, near stop lamp switch) S205 S215 S216 S306 S307 Seat belt warning lamp Sensr grd Speedometer Start Tachometer Vehicle speed sensor (rear of transfer case) Voltmeter Vss in Overhead Console Wiring Diagram for Jeep Grand Cherokee Laredo 1998 List of elements for Overhead Console Wiring Diagram for Jeep Grand Cherokee Laredo 1998: 80 (4.0l) g117 (right rear of engine) (below a/c compressor) (5.2l) g125 (g.d.) (on floor pan, rear of driver's seat) (vic only) (vic) 2wd 4wd Auto Batt Battery (memory) Body computer module (lower left of dash) C15 Ccd bus (+) Ccd bus (-) Electronic flasher Engine coolant level sensor (right rear corner of engine compartment) F/t 4wd F60 F83 Four wheel drive switch Full time Fuse 16 10a Fuse 20 15a Fuse 6 15a Fused ign G100 (front of left fender side shield) G101 (right fender side shield) G18 G28 G29 G300 G300 (on floor pan, rear of driver's seat) G42 G46 Gnd Graphic display module or vehicle information center Headlight switch Hot at all times Hot in run I/p illum Ign Interior lights system Junction block L90 Lamp out indicator driver Lamp outage module (left rear of inner fender panel) Lo 4wd Low eng coolnt Low range Low washer fluid level sensor (in washer fluid reservoir) Low wshr fluid Neutral Off Overhead console or mini overhead console P/t 4wd Park Park lp feed Part time Pnk Reading lps Rear lamp failure S104 S121 S130 S203 S204 S205 S212 S216 S314 S321 S322 S323 T106 T19 Turn signal Turn signal/ hazard switch W/ lamp outage W/o lamp outage
INTERIOR LIGHTS Interior Light Wiring Diagram for Jeep Grand Cherokee Laredo 1998 List of elements for Interior Light Wiring Diagram for Jeep Grand Cherokee Laredo 1998: 120 (i/p harn, near inst cluster breakout) (i/p harn, near passenger's air bag breakout) (i/p harn, near shift interlock breakout) s209 (i/p harn, near stop lamp sw breakout) (left body harn, near left rear door breakout) (liftgate harn, near rear wiper motor breakout) (on floor pan, rear of driver's seat) (right fender side shield) (right kick panel) junction block (roof harn, in dome/ reading lamp breakout) (roof harn, near right vanity mirror breakout) (roof harn, near right vanity mirror breakout) s322 (under rear of pass- enger's seat) A pnk A/c A/c- heater control lamp Ash receiver Auto Automatic temper- ature control module Body control module (behind lower left side of dash) C10 C13 C14 C15 Cargo lamp Ccd bus (+) Ccd bus (-) Cigar lighter lamp Courtesy lamp relay Courtesy lamp switch D7 pnk Dimmer control Dimmer sw Dome/reading lamp Driver door module (left front door) Floor console lamps Fuse 10a G101 G300 G300 (on floor pan, rear of driver's seat) G301 G403 (right rear quarter panel) G74 G75 G76 G77 G78 Glove box lamp Graphic display module or vehicle information center Head Headlamp switch Hot at all times Illumination Instrument cluster Junction block (right kick panel) Key-in switch halo lamp L90 Lamp Lamp ctrl Lamp disable Lamp drvr Lamp feed Left courtesy lamp Left door courtesy lamp Left front door ajar switch Left lamp Left rear door ajar switch Left switch Left visor/ vanity lamp Lf door ajar Liftgate ajar Liftgate ajar switch Liftglass ajar switch Lr door ajar M11 M112 Mini overhead console Nca Off Overhead console or Park Passenger door module (right front door) Pnk Pnk a Radio Relay ctrl Rf door ajar Right courtesy lamp Right door courtesy lamp Right front door ajar switch Right lamp Right rear door ajar switch Right switch Right visor/ vanity lamp Rr door ajar S124 S202 S203 S204 S205 S214 S216 S220 S226 S304 S306 S307 S321 S324 S328 S329 S334 Switch pod Tan Tan/red Under- hood lamp Universal garage door opener W/ auto W/ manual W/ premium sound
MEMORY SYSTEMS Memory System Wiring Diagrams (1 of 2) for Jeep Grand Cherokee Laredo 1998 List of elements for Memory System Wiring Diagrams (1 of 2) for Jeep Grand Cherokee Laredo 1998: 91 (in driver seat harness) Backward Battery C13 Ccd bus (+) Ccd bus (-) Circuit breaker 3 20a Driver lumbar sensor/motor (in driver's seat) Driver lumbar switch Driver power seat front riser motor Driver power seat front riser motor sensor (in driver's seat) Driver power seat horizontal motor Driver power seat horizontal motor sensor (in driver's seat) Driver power seat rear riser motor Driver power seat rear riser motor sensor (in driver's seat) Driver power seat recliner motor Driver power seat recliner motor sensor (in driver's seat) Driver power seat switch F35 Forward Front down Front riser dn Front riser sense Front riser up Front up Frt riser dn sw Frt riser up sw G300 (on floor pan, rear of driver's seat) Ground Horiz fwd driver Horiz fwd sw Horiz rwd driver Horiz rwd sw Horiz sense Hot at all times Junction block Lumbar fill Lumbar fwd driver Lumbar fwd sw Lumbar pos sense Lumbar rwd driver Lumbar rwd sw Lumbar vent Memory seat module (at driver's seat) P103 P104 P105 P106 P107 P11 P111 P113 P115 P117 P119 P121 P13 P15 P17 P19 P21 P25 P26 P27 P28 P29 P40 P41 P43 P47 P48 Rear down Rear riser dn Rear riser dn sw Rear riser sense Rear riser up Rear riser up sw Rear up Recliner dn sw Recliner down Recliner fwd driver Recliner pos sense Recliner rwd driver Recliner up Recliner up sw Red S400 S401 S402 S403 Sensor ground Memory System Wiring Diagrams (2 of 2) for Jeep Grand Cherokee Laredo 1998 List of elements for Memory System Wiring Diagrams (2 of 2) for Jeep Grand Cherokee Laredo 1998: 40 (body harn, near breakout to left rear door) s306 Battery C14 C16 Ccd bus (+) Ccd bus (-) Circuit breaker 2 30a Common Driver door module (in driver's door) Driver power mirror F71 F73 F75 F81 F84 F85 F86 G300 (on floor pan, rear of driver's seat) G301 (rear of passenger's seat) G49 Ground Horiz driver Horiz sensor Hot at all times Htr 12v Junction block Mem Memory set switch P22 Passenger door module (in passenger door) Passenger power mirror S307 (body harn, near breakout to left rear door) S324 S325 Set Set led Switched mux Tan Vert driver Vert sensor
POWER ANTENNA Power Antenna Wiring Diagram for Jeep Grand Cherokee Laredo 1998 List of elements for Power Antenna Wiring Diagram for Jeep Grand Cherokee Laredo 1998: 16 Antenna coax C11 C14 Down Fuse 13 15a G300 (on floor pan, rear of driver's seat) Hot at all times Junction block (right kick panel) Ltd+ Power amplifier (below right rear pass seat) Power antenna Power antenna relay Premium Radio Radio 12v output S220
POWER DISTRIBUTION Power Distribution Wiring Diagram (1 of 3) for Jeep Grand Cherokee Laredo 1998 List of elements for Power Distribution Wiring Diagram (1 of 3) for Jeep Grand Cherokee Laredo 1998: 75 (behind left side of dash, near breakout to headlamp switch) s201 (in breakout to power amplifier) s318 (right side of engine compt, near pdc) s100 (top of left rear quarter panel) s315 A/c com- pressor clutch relay A19 A22 Aftermarket trailer tow connector Automatic headlamp light sensor/ vtss led Automatic headlamp relay Automatic shutdown relay B16 Battery Blower motor Blower power module Body control module C10 C13 C14 C16 Circuit breaker 2 30a Controller anti-lock brake Data link conn- ector Daytime running lamp module Diagnostic connector Driver door module Engine starter motor Engine starter motor relay F70 F75 F81 Factory trailer tow connector Foglamp relay From a fuse 20 (diagram 1 of 3) Fuel pump relay Fuse 15a Fuse 20a Fuse 30a Fuse 40a Fuse 50a Fuse 60a Fusible link Generator Headlamp switch High speed blower motor relay High speed cooling fan relay Horn relay Instru- ment cluster Junction block Liftglass limit switch Low speed cooling fan relay Parklamp relay Passenger door module Power amplifier (except std) Power distribution center Powertrain control module Rear window defogger relay Rear wiper module Red S137 S151 S225 (hvac harn, right kick panel) S331 (factory trailer tow harn, near connector) S336 (w/ liftglass) (in liftgate, near breakout to rear wiper motor) Stop lamp switch Tan To fuse 13 (j/b) (diagram 3 of 3) To fuse 14 (j/b) (diagram 3 of 3) To fuse 7 (diagram 1 of 3) To ignition switch (diagram 2 of 3) Trailer tow circuit breaker 15a Trailer tow stop lamp relay Transmission control relay W/ auto a/c W/ manual a/c Power Distribution Wiring Diagram (2 of 3) for Jeep Grand Cherokee Laredo 1998 List of elements for Power Distribution Wiring Diagram (2 of 3) for Jeep Grand Cherokee Laredo 1998: 61 (front of roof, near breakout to day/night mirror) (w/ overhead console only) s323 (rear of engine compt, near breakout to vehicle speed control servo) s122 (right front of roof, in breakout to dome/ reading lamp) s320 (right side of dash, near breakout to passenger airbag) s215 (right side of engine compt, near breakout to battery temperature sensor) s101 A/c compressor clutch relay Acc Airbag control module Automatic day/ night mirror Automatic shutdown relay B18 Body control module C10 C13 C14 C15 C18 Circuit breaker 1 20a Controller anti-lock brake Daytime running lamp module Duty cycle evap/purge solenoid Electronic flasher Engine starter motor relay Evaporative system leak detection pump F20 F83 F86 F87 F99 From fuse 8 (pdc) (diagram 1 of 3) Fuel pump relay Fuse 10a Fuse 15a Graphic display module/vehicle information center Ignition relay Ignition switch Instrument cluster Inter- mittent wiper switch Intermittent wiper relay Junction block Lamp outage module Off Overhead console Park/neutral position switch Power distrib- ution center Power distribution center Powertrain control module Radio Rear wiper/ washer switch Run S119 (w/ drl) (left rear of engine compt) S152 S210 (center of dash, near breakout to transfer case illum lamp) Shift interlock Start Sunroof control module Sunroof switch To fuse 12 (diagram 3 of 3) To fuse 2 (diagram 3 of 3) V23 Windshield wiper motor Power Distribution Wiring Diagram (3 of 3) for Jeep Grand Cherokee Laredo 1998 List of elements for Power Distribution Wiring Diagram (3 of 3) for Jeep Grand Cherokee Laredo 1998: 60 (diagram 2 of 3) (left power seat harn, near breakout to seat switch) s403 (not used) (right power seat harn, near breakout to seat motor) s405 A/c heater control Automatic temperature control module Blend door actuator C12 C13 C14 C15 Cargo lamp Cigar lighter relay Cigar lighter/ power outlet Circuit breaker 3 20a Courtesy lamp relay Dome/ reading lamp Driver lumbar switch Driver power seat switch Driver seat heater control module Elec- tronic flasher F35 F60 F71 F87 From fuse 10 (pdc) (diagram 1 of 3) From fuse 11 f From fuse 15 (pdc) (diagram 1 of 3) From fuse 3 e From g fuse 16 (diagram 3 of 3) Fuse 10a Fuse 15a G300 (on floor plan, rear of driver's seat) Glove box lamp Graphic display module/vehicle information center Headlamp dimmer switch Interior lights system Junction block Key-in switch/ halo lamp Left courtesy lamp Left visor/ vanity lamp Memory seat module Overhead console Passenger lumbar switch Passenger power seat switch Passenger seat heater control module Pnk Power antenna relay Radio Recir- culation door actuator Red Right courtesy lamp Right visor/ vanity lamp S220 S321 (right front of roof, near breakout to right vanity mirror) Switch pod To circuit breaker 3 (diagram 3 of 3) Under- hood lamp W/ auto a/c W/ manual a/c
POWER DOOR LOCKS Power Door Lock Wiring Diagram for Jeep Grand Cherokee Laredo 1998 List of elements for Power Door Lock Wiring Diagram for Jeep Grand Cherokee Laredo 1998: 44 (left body harness, near branch to left rear door) s306 (left body harness, near branch to power amplifier) s308 (left body harness, near branch to power amplifier) s310 (right front door harness, near power window motor breakout) s326 Body control module (lower left of dash) C14 Ccd bus + Ccd bus - Circuit breaker 30a Computer data lines system Driver door module (in left front door) F81 Full option Fuse 20a G300 (on floor pan, rear of driver's seat) G301 (rear of passenger's seat) G403 (right rear quarter panel) Hot at all times Junction block Left front door lock motor Left rear door lock motor Lift- gate lock motor Liftglass limit switch (in liftgate) Liftglass push button (in liftgate) Liftglass release solenoid Lock Nca P34 P35 Passenger door module (in right front door) Power group Right front door lock motor Right rear door lock motor Rke receiver S203 (i/p harness, near stop lamp switch break- out) S204 (i/p harness, near branch to instrument cluster) S307 (left body harness, near branch to left rear door) S324 S325 S327 (right front door harness, near power window motor breakout) S328 S336 Tan Unlock
POWER MIRRORS Power Mirror Wiring Diagram for Jeep Grand Cherokee Laredo 1998 List of elements for Power Mirror Wiring Diagram for Jeep Grand Cherokee Laredo 1998: 42 (+) (-) (body harn, near breakout to left rear door) (on floor pan, rear of driver's seat) g300 (w/ overhead console) s323 Automatic day/ night mirror Automatic day/night mirror Battery Body control module (behind lower left side of dash) C14 C15 C16 Ccd (+) Ccd (-) Circuit breaker 2 30a Common Driver door module (in left front door) Driver power mirror F71 F73 F75 F81 Fuse 15a G300 (on floor pan, rear of driver's seat) G301 (under rear of passenger's seat) Ground Horiz drv Hot at all times Hot in run Htr 12v Junction block (under right side of dash, on kick panel) Park/neutral position switch Passenger door module (in right front door) Passenger power mirror S212 S306 S307 S322 S324 (w/ full option) S325 (w/ full option) Tan Vert drv
POWER SEATS Heated Seats Wiring Diagram for Jeep Grand Cherokee Laredo 1998 List of elements for Heated Seats Wiring Diagram for Jeep Grand Cherokee Laredo 1998: 37 (in right power seat harness, near seat motor breakouts) s404 Battery C13 C14 Circuit breaker 3 20a Driver heated seat back Driver heated seat cushion Driver seat heater control module (under driver's seat) Driver's switch F35 F87 Fuse 10a G300 (on floor pan, rear of driver's seat) Ground Heated seat switch (part of switch pod) Hot at all times Hot in run Ignition Junction block (under right side of dash, on kick panel) Off P87 Passenger heated seat back Passenger heated seat cushion Passenger seat heater control module (under passenger's seat) Passenger's switch Red S216 S218 S304 S317 S402 S403 S405 S406 S407 (in left power seat harness, near lumbar motor breakout) Seat driver Switch output Power & Lumbar Seat Wiring Diagram for Jeep Grand Cherokee Laredo 1998 List of elements for Power & Lumbar Seat Wiring Diagram for Jeep Grand Cherokee Laredo 1998: 40 Backward C13 C14 Circuit breaker 3 20a Down Driver lumbar motor Driver lumbar switch Driver power seat front riser motor Driver power seat horizontal motor Driver power seat rear riser motor Driver power seat recliner motor Driver power seat switch Fill Forward Front Front down Front up G300 (on floor pan, rear of driver's seat) G301 (under rear of passenger's seat) Hot at all times Junction block (under right side of dash, on kick panel) Passenger lumbar motor Passenger lumbar switch Passenger power seat front riser motor Passenger power seat horizontal motor Passenger power seat rear riser motor Passenger power seat recliner motor Passenger power seat switch Rear Rear down Rear up Recliner Recliner down Recliner up Red S402 S403 S405 S406 Vent
POWER TOP/SUNROOF Power Top/Sunroof Wiring Diagrams for Jeep Grand Cherokee Laredo 1998 List of elements for Power Top/Sunroof Wiring Diagrams for Jeep Grand Cherokee Laredo 1998: 17 Circuit breaker 1 20a Close Closed Driver Fused ign G300 (on floor pan, rear of driver's seat) Ground Hot in run or acc Junction block (right kick panel) Open Output S320 S322 Sliding roof motor (above headliner) Sliding roof position switch (center of roof) Sunroof control module (rear of sunroof) Sunroof switch
POWER WINDOWS Power Window Wiring Diagram for Jeep Grand Cherokee Laredo 1998 List of elements for Power Window Wiring Diagram for Jeep Grand Cherokee Laredo 1998: 51 (body harn, near breakout to left rear door) (under rear of passenger's seat) g301 Battery Body computer module (behind lower left side of dash) C14 Ccd bus (+) Ccd bus (-) Circuit breaker 2 30a Driver door module (in left front door) E20 E21 F18 F81 Full option G300 (on floor pan, rear of driver's seat) G301 (under rear of passenger's seat) Ground Hot at all times Illumination Junction block (under right side of dash, on kick panel) Left front power window motor Left rear power window motor Left rear power window switch Lf driver down Lf driver up Lr driver down Lr driver up Passenger door module (in right front door) Power group Q11 Q12 Q17 Q18 Q21 Q22 Q27 Q28 Rf driver down Rf driver up Right front power window motor Right rear power window motor Right rear power window switch Rr driver down Rr driver up S304 S306 S307 S324 S325 S333 Tan
RADIO Radio Wiring Diagrams, Base Radio for Jeep Grand Cherokee Laredo 1998 List of elements for Radio Wiring Diagrams, Base Radio for Jeep Grand Cherokee Laredo 1998: 34 (dash harn, left side of dash) s204 (dash harn, near passenger airbag) Antenna Body control module (behind lower left side of dash) Ccd bus (+) Ccd bus (-) Fuse 10a Fuse 15a Fused b(+) Fused ign G300 (under driver seat) Hot at all times Hot in run or acc Junction block (behind left side of dash) L front (+) L front (-) L rear (+) L rear (-) Left front door speaker Left rear door speaker Nca Panel lamps Park lamp Park lamp relay R front (+) R front (-) R rear (+) R rear (-) Radio Right front door speaker Right rear door speaker S203 (dash harn, left side of dash) S209 (dash harn, lower center of dash) S214 Radio Wiring Diagrams, Limited Edition for Jeep Grand Cherokee Laredo 1998 List of elements for Radio Wiring Diagrams, Limited Edition for Jeep Grand Cherokee Laredo 1998: 69 (1997) (1998) (dash harn, left side of dash) s204 (dash harn, near left kick panel) (dash harn, near passenger airbag) Amp lf (+) Amp lf (-) Amp lr (+) Amp lr (-) Amp rear (+) Amp rear (-) Amp rf (+) Amp rf (-) Amp rr (+) Amp rr (-) Antenna Body control module (behind lower left side of dash) C13 C28 C30 Ccd bus (+) Ccd bus (-) Clockspring Fuse 10a Fuse 15a Fuse 20a Fused b(+) Fused ign G300 (below left front seat) G301 (under passenger seat) Ground Hot at all times Hot in run or acc Junction block (behind left side of dash) L front (+) L front (-) L rear (+) L rear (-) Left dash panel speaker Left front door speaker Left rear door speaker Nca Panel lamps Park lamp Park lamp relay Power amplifier (below right rear seat) Powertrain control module (engine compt, near a/c receiver-drier) R front (+) R front (-) R rear (+) R rear (-) Radio Radio cntrl mux Rear speaker Right dash panel speaker Right front door speaker Right rear door speaker S203 (dash harn, left side of dash) S205 S209 (dash harn, lower center of dash) S214 S300 S301 S309 (body harn, near power amplifier) S318 S319 (body harn, on floor near right rear wheelhouse) S335 (body harn, near power amplifier) Tan/red Vehicle speed control/horn switch Radio Wiring Diagrams, Premium Model for Jeep Grand Cherokee Laredo 1998 List of elements for Radio Wiring Diagrams, Premium Model for Jeep Grand Cherokee Laredo 1998: 64 (body harn, near power amplifier) s335 (dash harn, left side of dash) s204 (dash harn, near left kick panel) (dash harn, near passenger airbag) Amp lf (+) Amp lf (-) Amp lr (+) Amp lr (-) Amp rf (+) Amp rf (-) Amp rr (+) Amp rr (-) Antenna Body control module (behind lower left side of dash) C13 C28 C30 Ccd bus (+) Ccd bus (-) Clockspring Fuse 10a Fuse 15a Fuse 20a Fused b(+) Fused ign G300 (below left front seat) G301 (under passenger seat) Ground Hot at all times Hot in run or acc Junction block (behind left side of dash) L front (+) L front (-) L rear (+) L rear (-) Left dash panel speaker Left front door speaker Left rear door speaker Nca Panel lamps Park lamp Park lamp relay Power amplifier (below right rear seat) Powertrain control module (engine compt, near a/c reciever-drier) R front (+) R front (-) R rear (+) R rear (-) Radio Radio cntrl mux Right dash panel speaker Right front door speaker Right rear door speaker S203 (dash harn, left side of dash) S205 S209 (dash harn, lower center of dash) S214 S300 S301 S309 (body harn, near power amplifier) S318 S319 (body harn, on floor near right rear wheelhouse) Tan/red Vehicle speed control/horn switch
SHIFT INTERLOCKS Shift Interlock Wiring Diagram for Jeep Grand Cherokee Laredo 1998 List of elements for Shift Interlock Wiring Diagram for Jeep Grand Cherokee Laredo 1998: 12 C24 Fuse 5 10a G300 (on floor pan, rear of driver's seat) Hot in run and start Junction block (right kick panel) Powertrain control module (right rear of engine compt) S202 S206 (behind left center of dash, near breakout to rear window defogger switch) S215 Shift interlock (at steering column, on shift cable) Stop lamp switch (top of brake pedal arm) Stop lamp switch sense
STARTING/CHARGING Charging Wiring Diagram for Jeep Grand Cherokee Laredo 1998 List of elements for Charging Wiring Diagram for Jeep Grand Cherokee Laredo 1998: 51 (i/p harn, near branch to instrument cluster) Asd rly ctrl Asd rly out Auto- matic shut down relay (in pdc) B10 B16 B17 B18 B20 Bat- tery Body control module (lower left of dash) C12 C25 C28 C3 c3 C30 Ccd bus (+) Ccd bus (-) Check gauges ind ctrl Check gauges indicator Engine starter motor Fuse 15a Fuse 20a Fuse 7 20a Fusible link G101 (right fender side shield) G120 (right side of engine) Gen fld dvr Gen fld sre Generator Hot at all times Hot in run or start Ignition coil Instrument cluster Junction block K20 K900 Meter ctrl Power distrib- ution center Power distrib- ution system Powertrain control module (right rear corner of engine compt) Red S100 S101 S126 S128 (5.2l/5.9l) s129 (4.0l) S201 S203 (i/p harn, near stop lamp switch break- out) S204 Transmission control relay (in pdc) Volt Starting Wiring Diagram for Jeep Grand Cherokee Laredo 1998 List of elements for Starting Wiring Diagram for Jeep Grand Cherokee Laredo 1998: 24 Acc Battery C10 Engine starter motor Engine starter motor relay (in pdc) Fuse 40a G101 (right fender side shield) G120 (right side of engine) Hd in Ignition switch Off P/ n Park/ neutral position switch (left side of trans) Park/ neutral switch sense Pl in Power distri- bution center Power- train control module (right rear of engine compt) Red Run S126 S134 (engine harness, 4.0l: near branch to powertrain control module; 5.2l/5.9l: rear of engine) S210 Start T41
SUPPLEMENTAL RESTRAINTS Supplemental Restraint Wiring Diagram for Jeep Grand Cherokee Laredo 1998 List of elements for Supplemental Restraint Wiring Diagram for Jeep Grand Cherokee Laredo 1998: 32 (i/p harn, near breakout to cluster) s203 Air bag control module (under center console, near base of parking brake lever) Air bag warning lamp C13 C14 Ccd bus (+) Ccd bus (-) Datalink connector (lower left of dash) Driver air bag Driver airbag 1 Driver airbag 2 F20 Fuse 10a Fuse 20a G300 (on floor pan, rear of driver's seat) Ground Hot at all times Hot in run Hot in run or start Ignition Instrument cluster Junction block (under right side of dash, on kick panel) Pass airbag 1 Pass airbag 2 Passenger air bag R42 R43 R44 R45 S201 (behind left side of dash, near breakout to headlamp switch) S204 (i/p harn, near breakout to cluster) S205 (behind left side of dash, near breakout to instrument cluster)
TRANSMISSION Transmission Wiring Diagram (1 of 2) for Jeep Grand Cherokee Laredo 1998 List of elements for Transmission Wiring Diagram (1 of 2) for Jeep Grand Cherokee Laredo 1998: 85 (5.2l/5.9l-rear of engine) (near instrument cluster breakout) s204 (near stop lamp switch breakout) (on floor pan, rear of driver's seat) g300 A/c comp clutch relay, fuel pump relay, ignition relay, automatic shutdown relay, body control module Automatic shutdown relay C1/a C10 C2/b C3/c Ccd bus (+) Ccd bus (-) Check engine indicator Coil D83 D84 Data link connector (partial) (lower left of dash) Ect sens sig Engine starter motor relay F99 Fuse 10a Fuse 15a Fuse 20a Fused b(+) Fused ign (st/run) G120 (right side of engine) G68 Gen field source Gnd Gov press sig Hot at all times Hot in run Hot in run & start Hot in run or start Instrument cluster Junction block (under right side of dash, on kick panel) K22 K25 K54 K72 L53 Od lamp driver Od sol ctrl Ou shft spd (+) Out shft spd (-) Overdrive switch (part of switch pod) Park/ neutral position switch (left side of transmission) Pnk Pnp sw sense Power distribution center Power distribution center (behind battery) Powertrain control module (on right rear of eng compt, near a/c receiver-drier) S100 S101 S134 (4.0l-near branch to powertrain control module) S200 (near headlamp switch breakout) S202 S203 S206 (near branch to rear window defogger switch) S215 S216 S218 Sc1 transmit Sci receive Sensor gnd Shift interlock solenoid (at steering column, on shift cable) Stop lamp switch (top of brake pedal arm) Stop lp sw sens Switch pod, driver seat heater control module, passenger seat heater control module T13 T14 T25 T41 T54 T59 T60 T66 Tcc sol ctrl Tp sens sig Trans od sw sense Trans rly ctrl Trans temp sens Var sol ctrl Vss signal Z12 Transmission Wiring Diagram (2 of 2) for Jeep Grand Cherokee Laredo 1998 List of elements for Transmission Wiring Diagram (2 of 2) for Jeep Grand Cherokee Laredo 1998: 35 (4.0l-in branch to oil pressure sensor & crankshaft position sensor) (5.2l/5.9l-near fuel injector 5 breakout) (4.0l-in branch to transmission) (5.2l/5.9l-right rear of engine) (near fuel injector 3 breakout) s127 (not used) 4.0l 4.0l engine 5.2l/ 4.0l 5.9l 5.2l/5.9l 5.2l/5.9l engine A10 Engine coolant temperature sensor (on thermostat housing) Fuse 15a Gen field source Generator Governor Hot at all times O/d solenoid Output shaft speed sensor (left side of transmission) Pnk Power distribution center (behind battery) S131 S132 (4.0l-near branch to transmission) (5.2l/5.9l- rear of engine) S133 S135 (4.0l-near branch to pcm) (5.2l/5.9l-right rear of engine) S136 (near fuel injector 7 breakout) Sensor gnd Throttle position sensor (on throttle body) Torque converter clutch solenoid Trans temp sensor Transmission control relay Transmission solenoid assembly Variable force solenoid Vehicle speed sensor (rear of transfer case) Vss signal
TRUNK, TAILGATE, FUEL DOOR Liftglass Release Wiring Diagram for Jeep Grand Cherokee Laredo 1998 List of elements for Liftglass Release Wiring Diagram for Jeep Grand Cherokee Laredo 1998: 11 (right rear quarter panel) C14 Fuse 20a G403 Hot at all times Junction block (right kick panel) Liftglass limit switch (in liftgate) Liftglass push button (in liftgate) Liftglass release solenoid (in liftgate) S328 S336
WARNING SYSTEMS Warning System Wiring Diagrams for Jeep Grand Cherokee Laredo 1998 List of elements for Warning System Wiring Diagrams for Jeep Grand Cherokee Laredo 1998: 47 Body control module (behind lower left side of dash) C10 Ccd bus (+) Ccd bus (-) Computer data lines system F75 F99 Fuse 10a Fuse 15a Fuse 20a Fused b(+) G10 G26 G300 (on floor pan, rear of driver's seat) G74 G75 G76 G77 Ground Hot at all times Hot in run or acc Hot in run or start Ign (run-acc) Ign (run-st) Junction block (right kick panel) Key in ignition sw Key-in switch/ halo lamp Left front door ajar switch Left rear door ajar switch Lf door ajar sw Lr door ajar sw Power distribution center (on right inner fender panel) Rf door ajar sw Right front door ajar switch Right rear door ajar switch Rr door ajar sw S101 S202 S205 S216 S302 S304 Seat belt sw Seat belt switch Tan Tan/red V23
WIPER/WASHER Front Wiper/Washer Wiring Diagram for Jeep Grand Cherokee Laredo 1998 List of elements for Front Wiper/Washer Wiring Diagram for Jeep Grand Cherokee Laredo 1998: 28 (engine harness, near breakout to low washer fluid level sensor) (engine harness, near breakout to vehicle speed control servo) Body control module (behind lower left side of dash) Circuit breaker 1 20a Dly G100 (front of left fender side shield) Hot in accy or run Intermittent wiper relay (in power distribution center) Intermittent wiper switch Junction block (under right side of dash, on kick pnl) Mode sens sw Off Park sw sens Park switch Relay ctrl S120 S121 S122 V11 V18 V50 V51 V66 Wash Washer sw Windshield washer pump motor Windshield wiper motor Wiper sw sig Rear Wiper/Washer Wiring Diagram for Jeep Grand Cherokee Laredo 1998 List of elements for Rear Wiper/Washer Wiring Diagram for Jeep Grand Cherokee Laredo 1998: 30 (right rear quarter panel) (w/o liftglass) (w/ liftglass) 10a 20a Bat C213 C318 Delay Fuse 3 Fuse 8 G100 (front of left fender side shield) G403 Hot at all times Hot in accy or run Int Junction block (under right side of dash, on kick panel) Liftgate ajar Liftgate ajar switch Liftglass ajar switch Off Rear washer pump motor (bottom of washer reservoir) Rear wiper motor Rear wiper/ washer switch S121 S315 s336 S328 S329 (body harness, in liftgate, near rear wiper motor breakout) Wash Washer switch Wiper switch
