1999 JEEP Cherokee

Jeep Cherokee Classic 1999 - Buzzers, Relays & Timers

Jeep Cherokee Classic 1999 Buzzers, Relays & Timers

Component	Component Location
A/C Compressor Clutch Relay	In power distribution center. See Fig. 9.
Automatic Shutdown Relay	In power distribution center. See Fig. 9.
Blower Motor Relay	Behind glove box, on HVAC housing.
Cigar Lighter Relay	On junction block. See Fig. 12.
Combination Flasher	Near headlamp switch.
Controller Anti-Lock Brake Relay	In power distribution center. See Fig. 9.
Engine Starter Motor Relay	In power distribution center. See Fig. 9.
Foglight Relay No. 1	In power distribution center. See Fig. 9.
Foglight Relay No. 2 (DRL)	In power distribution center. See Fig. 9.
Fuel Pump Relay	In power distribution center. See Fig. 9.
Heated Seat Relay	Under right front seat.
Horn Relay	On junction block. See Fig. 12.
Radiator Fan Relay	In power distribution center. See Fig. 9.
Rear Window Defogger Relay	On junction block. See Fig. 12.
Spare Relay	On junction block. See Fig. 12.
Trailer Tow Left Turn Relay	In trailer tow wiring harness.
Trailer Tow Right Turn Relay	In trailer tow wiring harness.
Wiper Motor Relay	Integral to windshield wiper/washer switch.

Jeep Cherokee Classic 1999 - CIRCUIT PROTECTION DEVICES

Jeep Cherokee Classic 1999 CIRCUIT PROTECTION DEVICES

Component	Component Location
Junction Block	Behind right kick panel. See Fig. 2.
Power Distribution Center	On right side of engine compartment, on inner fender panel. See Fig. 8.
Power Seat Circuit Breaker	On junction block.
Power Window Circuit Breaker	On junction block.
Windshield Wiper Circuit Breaker	On junction block.

Jeep Cherokee Classic 1999 - CONTROL UNITS

Jeep Cherokee Classic 1999 CONTROL UNITS

Component	Component Location
Air Bag Control Module	Under left front seat.
Controller Anti-Lock Brake	On hydraulic control unit. See Fig. 6.
Daytime Running Lamp Module	In right rear of engine compartment, near firewall.
Fuel Pump Module	On fuel tank.
Headlamp Delay Module	Behind left side of dash.
Hydraulic Control Unit	Near brake master cylinder.
Powertrain Control Module	Left fender side shield. See Fig. 7.
Transmission Control Module	Under center dash panel.

Jeep Cherokee Classic 1999 - MOTORS

Jeep Cherokee Classic 1999 MOTORS

Component	Component Location
Blower Motor (A/C-Heater)	On right rear of engine compartment. See Fig. 8.
Front Wiper Motor	Center of firewall.
Idle Air Control Motor	On throttle body assembly.
Radiator Fan Motor	At radiator. See Fig. 5.
Rear Wiper Motor	Inside liftgate.
Washer Pump Motors (Front/Rear)	In left side of engine compartment, on bottom of washer fluid reservoir.

Jeep Cherokee Classic 1999 - SENDING UNITS & SENSORS

Jeep Cherokee Classic 1999 SENDING UNITS & SENSORS

Component	Component Location
Ambient Air Temperature Sensor	Behind front bumper, on radiator support crossmember. See Fig. 8.
Battery Temperature Sensor	Under battery, attached to battery tray.
Camshaft Position Sensor	Inside ignition distributor assembly. See Fig. 4.
Crankshaft Position Sensor	On left side of transmission bellhousing. See Fig. 11.
Engine Coolant Temperature Sensor (2.5L)	On thermostat housing. See Fig. 1.
Engine Coolant Temperature Sensor (4.0L)	On thermostat housing. See Fig. 3.
Engine Oil Pressure Sensor (2.5L)	On engine block, near generator.
Engine Oil Pressure Sensor (4.0L)	On right side of engine, near oil filter.
Heated Oxygen Sensor (Downstream)	On rear of catalytic converter. See Fig. 10.
Heated Oxygen Sensor (Upstream)	In left side of engine compartment, in exhaust pipe.
Intake Air Temperature (IAT) Sensor (2.5L)	On intake manifold, near throttle body. See Fig. 1.
Intake Air Temperature (IAT) Sensor (4.0L)	On intake manifold, near throttle body. See Fig. 3.
Manifold Absolute Pressure Sensor	On throttle body assembly.
Throttle Position (TP) Sensor (2.5L)	On throttle body assembly. See Fig. 1.
Throttle Position (TP) Sensor (4.0L)	On throttle body assembly. See Fig. 3.
Transmission Range Sensor	On transmission, mounted on valve body manual shaft.
Vehicle Speed Sensor (VSS)	On transmission extension housing. See Fig. 10.
Wheel Speed Sensor (Front) (2)	Mounted to respective steering knuckle.
Wheel Speed Sensor (Rear) (2)	At outboard ends of axle.

Jeep Cherokee Classic 1999 - SOLENOIDS & SOLENOID VALVES

Jeep Cherokee Classic 1999 SOLENOIDS & SOLENOID VALVES

Component	Component Location
Brake Shift Interlock Solenoid	On lower steering column.
Duty Cycle EVAP/Purge Solenoid	On right side of firewall. See Fig. 8.
Torque Converter Clutch Solenoid (2.5L)	In transmission valve body.
Transmission Control Assembly (4.0L)	In transmission valve body.
Vehicle Speed Control Servo	Front of right fender side shield.

Jeep Cherokee Classic 1999 - SWITCHES

Jeep Cherokee Classic 1999 SWITCHES

Component	Component Location
A/C High Pressure Switch	On A/C discharge line, between compressor & condenser inlet.
A/C Low Pressure Switch	On A/C accumulator.
Back-Up Lamp Switch (M/T)	On right side of transmission. See Fig. 10.
Brake Pressure Switch	Near master cylinder, on combination valve. See Fig. 7.
Clutch Interlock Switch (M/T)	Lower steering column.
G Switch	Below right rear seat.
Park Brake Switch	Under center console, at base of parking brake lever.
Power Steering Pressure Switch (2.5L)	In power steering high pressure hose. See Fig. 1.
Seat Belt Switch	In driver's seat belt buckle.
Stoplight Switch	Top of brake pedal arm.
Transfer Case Switch	On left side of transfer case. See Fig. 10.
Washer Fluid Level Switch	On front of washer fluid reservoir.

Jeep Cherokee Classic 1999 - MISCELLANEOUS

Jeep Cherokee Classic 1999 MISCELLANEOUS

Component	Component Location
Blower Motor Resistor Block (A/C-Heater)	Under right side of dash, mounted to bottom of heater-A/C housing.
Data Link Connector (DLC)	Bottom of knee bolster, left of steering column.
Diagnostics Splice Block	Near data link connector.
Power Amplifier	Under left rear seat.

Jeep Cherokee Classic 1999 - CONNECTORS

Jeep Cherokee Classic 1999 CONNECTORS

Component	Component Location
C100 (Black, 84 Pin)	Between headlight & dash harness.
C106 (Black, 14 Pin)	In front end lighting harness.
C107 (2.5L) (Black, 14 Pin)	Rear of engine compartment.
C107 (4.0L) (Black, 14 Pin)	Rear of engine compartment.
C108 (Black, 4 Pin)	Near battery.
C109 (Black, 8 Pin)	Lower left side of dash.
C200 (Gray, 40 Pin)	In left body harness.
C201 (Natural, 43 Pin)	At lower dash.
C205 (Yellow, 4 Pin)	At lower dash.
C206 (Gray, 2 Pin)	At center console.
C207 (Black, 2 Pin)	At right courtesy light.
C208 (Black, 2 Pin)	At left courtesy light.
C300 (Natural, 6 Pin)	At right kick panel.
C301 (White, 11 Pin)	At overhead console.
C303 (Black, 6 Pin)	At right door.
C304 (Black, 6 Pin)	At right rear door.
C305 (White, 13 Pin)	At left door.
C306 (White, 6 Pin)	At left door.
C307 (White, 3 Pin)	At left door.
C309 (Black, 6 Pin)	At left rear door.
C311 (Black, 6 Pin)	At top of liftgate.
C312 (Gray, 2 Pin)	At top of liftgate.
C313 (Green, 3 Pin)	At top of liftgate.
C314 (8 Pin)	At soundbar.
C316 (Black, 2 Pin)	At power seat.
C317 (Gray, 3 Pin)	At left front door jamb switch.
C318 (Gray, 3 Pin)	At right front door jamb switch.
C319 (Black, 2 Pin)	At rear jamb switch.
C320 (Black, 2 Pin)	At left rear jamb switch.
C321 (Black, 8 Pin)	At right taillight harness.
C322 (Black, 8 Pin)	At trailer tow harness.
C323 (Black, 8 Pin)	At jumper to overhead console.

Jeep Cherokee Classic 1999 - GROUNDS

Jeep Cherokee Classic 1999 GROUNDS

Component	Component Location
G100	Near battery.
G101	Near starter.
G102	Near engine connector C107.
G103	Near generator.
G106	Near powertrain control module. See Fig. 7.
G107	Near glove box switch.
G108	Near headlight switch.
G200	Near air bag control module.
G300	Near air bag control module.
G301	Near power amplifier.
G302	Near left taillight.
G303	Between right taillight & power amplifier.
G304	Near rear window defogger grid.

Jeep Cherokee Classic 1999 - SPLICES

Jeep Cherokee Classic 1999 SPLICES

Component	Component Location
S100	Near right headlight.
S101	Near right headlight.
S102	Near right headlight.
S103	Near left headlight.
S104	Near left headlight.
S105	Near left headlight.
S106	Near left headlight.
S107	At rear of engine.
S108	At rear of engine.
S109	Near fuel injector harness.
S110	Near fuel injector harness.
S111	Near fuel injector harness.
S112	Near fuel injector harness.
S113 (2.5L)	Near fuel injector harness. See Fig. 1.
S113 (4.0L)	Near fuel injector harness. See Fig. 3.
S114 (2.5L)	Near fuel injector harness. See Fig. 1.
S114 (4.0L)	Near fuel injector harness. See Fig. 3.
S115	Near MAP sensor.
S116	Near back-up light switch.
S118	Near generator.
S119	Near battery.
S130	Near power distribution center. See Fig. 8.
S131	Near purge solenoid. See Fig. 8.
S132	Near purge solenoid. See Fig. 8.
S133	At right rear of engine compartment. See Fig. 8.
S134	At right rear of engine compartment. See Fig. 8.
S135	At rear of engine compartment. See Fig. 8.
S136	At rear of engine compartment. See Fig. 8.
S137	At rear of engine compartment. See Fig. 7.
S138	At rear of engine compartment. See Fig. 7.
S139	At left rear of engine compartment. See Fig. 7.
S140	At left rear of engine compartment. See Fig. 7.
S141	At left rear of engine compartment. See Fig. 7.
S142	At left rear of engine compartment. See Fig. 7.
S143	At left rear of engine compartment. See Fig. 7.
S144	At left rear of engine compartment. See Fig. 7.
S145	At left rear of engine compartment. See Fig. 7.
S159	Near purge solenoid. See Fig. 8.
S200	Near headlight switch.
S201	Near data link connector.
S203	Near brake light switch.
S204	Near brake right switch.
S205	At lower dash.
S206	In lower dash trough.
S207	In lower dash trough.
S208	In lower dash trough.
S209	In lower dash trough.
S210	In lower dash trough.
S211	In lower dash trough.
S212	Near brake shift interlock.
S213	Near brake shift interlock.
S214	Between glove box & trough.
S215	Near center console.
S216	Near instrument cluster.
S217	Lower dash.
S218	Lower dash.
S219	Lower dash.
S221	Near clockspring.
S222	Near clockspring.
S238	Near combination flasher.
S239	Near combination flasher.
S301	Near power amplifier.
S302	Near power amplifier.
S303	Near power amplifier.
S304	Near right front door jamb switch.
S305	Between right taillight & power seat.
S306	Between right taillight & power seat.
S307	Between right taillight & power seat.
S308	Between left taillight & left rear door.
S309	Between left taillight & left rear door.
S310	Near right rear door jamb switch.
S311	Near left taillight.
S312	Near power seat.
S313	Near console illumination.
S314	In instrument panel to body harness.
S315	In instrument panel to body harness.
S316	Near right power window.
S317	Near right power window.
S318	In right front door.
S319	In right front door.
S320	In right front door.
S321	In right front door.
S322	Near left power mirror.
S323	Near left door tweeter.
S324	Near left door tweeter.
S326	Near left door speaker.
S327	Near left door speaker.
S328	Near left power mirror.
S329	Near left power mirror.
S330	Near left front door speaker.
S331	Near left front door speaker.
S333	In liftgate.
S334	In liftgate.
S335	In trailer tow harness.
S336	In trailer tow harness.
S337	In trailer tow harness.
S338	In trailer tow harness.
S339	In trailer tow harness.
S340	In trailer tow harness.
S341	In trailer tow harness.
S342	At overhead console.
S344	At overhead console.
S345	At overhead console.
S346	At overhead console.
S347	At dome & vanity harness.
S348	In trailer tow harness.