2000 JEEP Wrangler

Jeep Wrangler Sahara 2000 - BUZZERS, RELAYS & TIMERS

Jeep Wrangler Sahara 2000 BUZZERS, RELAYS & TIMERS

Component	Component Location
ABS Pump Motor Relay	In power distribution center.
ABS System Relay	In power distribution center.
A/C Compressor Clutch Relay	In power distribution center.
Automatic Shut Down Relay	In power distribution center.
Blower Motor Relay	In wire harness connector, near right end of heater-A/C housing.
Cigar Lighter/Accessory Relay	At left kick panel.
Combination Flasher	Under left side of dash.
Engine Starter Motor Relay	In power distribution center.
Fog Lamp Relay No. 1	Under right side of dash.
Fog Lamp Relay No. 2	Under right side of dash.
Fuel Pump Relay	In power distribution center.
Horn Relay	In power distribution center.
Oxygen Sensor Downstream Heater Relay	In power distribution center.
Oxygen Sensor Upstream Heater Relay	In power distribution center.
Rear Window Defogger Relay	In power distribution center.

Jeep Wrangler Sahara 2000 - CIRCUIT PROTECTION DEVICES

Jeep Wrangler Sahara 2000 CIRCUIT PROTECTION DEVICES

Component	Component Location
ABS Diode	In wiring harness, near controller anti-lock brake. See Fig. 9 .
Fuse Block	Under right side of dash.
Power Distribution Center	On right side of engine compartment, on inner fender panel. See Fig. 8 .

Jeep Wrangler Sahara 2000 - CONTROL UNITS

Jeep Wrangler Sahara 2000 CONTROL UNITS

Component	Component Location
Air Bag Control Module	Front of floor pan tunnel.
Controller Anti-Lock Brake	Top left of dash panel. See Fig. 9 .
Daytime Running Lamp (DRL) Module	In rear of engine compartment, on firewall. See Fig. 4 .
Fuel Pump Module	On fuel tank.
Hydraulic Control Unit	On bracket, near master cylinder.
Powertrain Control Module	In right rear of engine compartment, on firewall. See Fig. 5 .
Sentry Key Immobilizer Module (SKIM)	On steering column, near ignition lock cylinder.

Jeep Wrangler Sahara 2000 - MOTORS

Jeep Wrangler Sahara 2000 MOTORS

Component	Component Location
ABS Pump Motor	On hydraulic control unit.
Blend Door Actuator	On heater-A/C housing.
Blower Motor	On right rear of engine compartment. See Fig. 5 .
Idle Air Control Motor (2.5L)	On side of throttle body assembly. See Fig. 1 .
Idle Air Control Motor (4.0L)	On side of throttle body assembly. See Fig. 2 .
Leak Detection Pump	In left side of engine compartment, near EVAP canister.
Rear Washer Pump Motor	Under washer fluid reservoir. See Fig. 7 .
Rear Wiper Motor	Inside of liftglass.
Windshield Washer Pump Motor	Under washer fluid reservoir. See Fig. 7 .
Windshield Wiper Motor	Left center of firewall.

Jeep Wrangler Sahara 2000 - SENDING UNITS & SENSORS

Jeep Wrangler Sahara 2000 SENDING UNITS & SENSORS

Component	Component Location
ABS Wheel Speed Sensors	At each respective wheel assembly.
Battery Temperature Sensor	On bottom of battery tray. See Fig. 6 .
Camshaft Position Sensor (2.5L)	Inside ignition distributor assembly.
Camshaft Position Sensor (4.0L)	On right side of engine, near oil filter.
Crankshaft Position Sensor	On transmission bellhousing, at left rear side of engine block. See Fig. 10 .
Engine Coolant Temperature Sensor (2.5L)	On thermostat housing. See Fig. 1 .
Engine Coolant Temperature Sensor (4.0L)	On thermostat housing. See Fig. 2 .
Engine Oil Pressure Sensor	Right side of engine block. See Fig. 3 .
Heated Oxygen Sensor (HO2S) (Downstream) (California) (2)	On outlet end of mini-catalytic converter.
Heated Oxygen Sensor (HO2S) (Downstream) (Federal)	On rear of catalytic converter.
Heated Oxygen Sensor (HO2S) (Upstream) (California) (2)	On exhaust manifold.
Heated Oxygen Sensor (HO2S) (Upstream) (Federal)	On exhaust downpipe.
Intake Air Temperature (IAT) Sensor (2.5L)	On intake manifold plenum, near throttle body. See Fig. 1 .
Intake Air Temperature (IAT) Sensor (4.0L)	On intake manifold plenum, near throttle body. See Fig. 2 .
Manifold Absolute Pressure (MAP) Sensor (2.5L)	On side of throttle body assembly. See Fig. 1 .
Manifold Absolute Pressure (MAP) Sensor (4.0L)	On side of throttle body assembly. See Fig. 2 .
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. 2 .
Vehicle Speed Sensor (VSS)	On extension housing of transfer case. See Fig. 11 .

Jeep Wrangler Sahara 2000 - SOLENOIDS & SOLENOID VALVES

Jeep Wrangler Sahara 2000 SOLENOIDS & SOLENOID VALVES

Component	Component Location
Brake Shift Interlock Solenoid	Left side of steering column.
Duty Cycle EVAP/Purge Solenoid	On left fender side shield.
Torque Converter Clutch Solenoid	On transmission valve body.

Jeep Wrangler Sahara 2000 - SWITCHES

Jeep Wrangler Sahara 2000 SWITCHES

Component	Component Location
A/C High Pressure Switch	On A/C compressor discharge line.
A/C Low Pressure Switch	On A/C accumulator.
Back-Up Lamp Switch	On right side of transmission.
Brake Warning Indicator Switch	In combination valve. See Fig. 8 .
Clutch Pedal Position Switch	Top of brake pedal bracket.
G-Switch	In front of console/shifter, mounted to bracket on floor pan.
Park Brake Switch	On park brake mechanism.
Park/Neutral Position Switch	On left side of transmission. See Fig. 3 .
Power Steering Pressure Switch (2.5L)	Behind power steering pump. See Fig. 1 .
Seat Belt Switch	In driver's seat belt buckle.
Stoplight Switch	Top of brake pedal bracket.
Transfer Case Switch	On transfer case. See Fig. 11 .

Jeep Wrangler Sahara 2000 - MISCELLANEOUS

Jeep Wrangler Sahara 2000 MISCELLANEOUS

Component	Component Location
Blower Motor Resistor	Under right side of dash, on HVAC module.
Data Link Connector (DLC)	Bottom left side of dash.

Jeep Wrangler Sahara 2000 - CONNECTORS

Jeep Wrangler Sahara 2000 CONNECTORS LOCATION

Component	Location
C103 (2.5L) (Black, 14 Pin)	Near breakout to fuel injector No. 4.
C103 (4.0L) (Black, 14 Pin)	Near breakout to fuel injector No. 6.
C104 (Gray, 14 Pin)	On rear of engine.
C106 (Black, 12 Pin)	At left kick panel.
C107 (Yellow, 14 Pin)	At left kick panel.
C108 (Blue, 14 Pin)	At left kick panel.
C110 (Black, 14 Pin)	At left front fender side shield.
C154 (Black, 4 Pin)	On top right rear of transmission.
C170 (Light Gray/Black, 10 Pin)	At left kick panel.
C180 (Black, 3 Pin)	On left side of engine compartment.
C202 (Gray, 12 Pin)	At left kick panel.
C203 (Green, 14 Pin)	At left kick panel.
C204 (Red, 14 Pin)	At left kick panel.
C205 (Black, 10 Pin)	Below right end of dash.
C322 (Black, 10 Pin)	At left kick panel.
C323 (Red, 10 Pin)	At left kick panel.
C325 (4 Speaker) (Black/White, 6 Pin)	At left side of sound bar.
C326 (Hard Top) (Black, 10 Pin)	At left rear quarter panel.
C330 (4 Speaker) (Black/White, 6 Pin)	At left side of sound bar.
C331 (Hard Top) (Black, 10 Pin)	At left rear quarter panel.

Jeep Wrangler Sahara 2000 - GROUNDS

Jeep Wrangler Sahara 2000 GROUNDS LOCATION

Component	Location
G100	On left center of firewall. See Fig. 8 .
G101	On center of firewall. See Fig. 8 .
G102	On left side of radiator closure panel.
G103	On right side of radiator closure panel.
G104	Near rear of generator.
G105	On right rear of engine block.
G106	On right rear of engine block.
G107	On right rear of engine block.
G200	Behind left end of dash.
G201	Behind left end of dash.
G202	Behind right end of dash.
G203	Behind right end of dash.
G300	At left kick panel.
G301	At right kick panel.
G302	At left kick panel.

Jeep Wrangler Sahara 2000 - SPLICES

Jeep Wrangler Sahara 2000 SPLICES LOCATION

Component	Location
S101	Near breakout to power distribution center. See Fig. 8 .
S102	At left side of firewall, near breakout to G100. See Fig. 8 .
S103	At right center of firewall, near breakout to G101. See Fig. 8 .
S104	At left end of firewall, near breakout to C110. See Fig. 8 .
S105	At left end of firewall. See Fig. 8 .
S106 (W/DRL)	On left side of firewall, near breakout to daytime running lights module.
S106 (W/O DRL)	On left center of firewall, near breakout to G100.
S108	On right center of firewall, near breakout to underhood light. See Fig. 8 .
S109	Near breakouts to C103 & C104, at center of firewall. See Fig. 8 .
S110	Near breakouts to C103 & C104, at center of firewall. See Fig. 8 .
S111	Near breakout to battery temperature sensor. See Fig. 8 .
S112	Near breakout to controller anti-lock brake.
S113	Near breakout to G100, on left center of firewall. See Fig. 8 .
S114	At left end of firewall, near breakout to ABS pump motor. See Fig. 8 .
S115	Near breakout to duty cycle evap/purge solenoid.
S116	Near breakout to high note horn.
S117	Near breakout to high note horn.
S118	Near breakout to left headlight.
S119	At left side of radiator closure panel.
S121	Near breakout to powertrain control module.
S122	Near breakout to left park/turn signal light.
S123	At rear of engine, near breakout to C104. See Fig. 3 .
S124 (2.5L)	At rear of engine, near breakout to C104.
S124 (4.0L) (W/ABS)	Near breakout to G105.
S124 (4.0L) (W/O ABS)	Near breakout to C154.
S125 (W/Foglights)	Near breakout to right park/turn signal light.
S126	On right rear of cylinder head. See Fig. 3 .
S127 (2.5L)	Near breakout to IAC motor. See Fig. 1 .
S127 (4.0L)	Near breakout to IAC motor. See Fig. 2 .
S128 (2.5L)	Between breakouts to fuel injector No. 2 & No. 3. See Fig. 1 .
S128 (4.0L)	Between breakouts to fuel injector No. 2 & No. 3. See Fig. 2 .
S129	On right rear of cylinder head. See Fig. 3 .
S130 (W/ABS)	On rear of engine, near breakout to C104.
S130 (W/O ABS)	Near breakout to A/C low pressure switch.
S131	Near breakout to power distribution center. See Fig. 8 .
S132	At right side of transmission. See Fig. 3 .
S133	At right side of transmission. See Fig. 3 .
S134 (W/ABS)	Near breakout to C154.
S134 (W/O ABS)	Near breakout to A/C low pressure switch.
S135 (W/ABS)	At upper rear of transmission.
S135 (W/O ABS)	Near breakout to C104.
S136	In battery harness, near power distribution center.
S137 (2.5L)	Near breakout to engine coolant temperature sensor. See Fig. 1 .
S137 (4.0L)	Near breakout to engine coolant temperature sensor. See Fig. 2 .
S139 (2.5L)	Near breakout to fuel injector No. 3. See Fig. 1 .
S139 (4.0L)	Near breakout to fuel injector No. 5. See Fig. 2 .
S140	Near breakout to C104.
S141	Near breakout to left front park/turn signal light.
S142 (W/Foglights)	Near breakout to right park/turn signal light.
S142 (W/O Foglights)	Near grommet for right front park/turn signal light.
S143	Near breakout to left park/turn signal light.
S144 (W/Foglights)	Near breakout to right foglight.
S144 (W/O Foglights)	Near breakout to right front park/turn signal light.
S146	Near breakout to powertrain control module. See Fig. 8 .
S147	Near breakout to underhood light, on center of firewall. See Fig. 8 .
S202	Behind lower center of dash.
S204	Behind lower center of dash.
S206	Behind lower center of dash.
S207	Behind center of dash, near breakout to cigar lighter.
S208	Near breakout to blower motor resistor block.
S301	Behind left side of dash, above steering column.
S302	Behind left side of dash, above steering column.
S303	Behind left side of dash, above steering column.
S304	Behind left side of dash, above steering column.
S306	Behind upper center of dash.
S307	Behind upper center of dash.
S309	At front of left rear wheelwell.
S310	At left rear quarter panel, near body grommet.
S311	Near left taillight connector.
S313	At front of left rear wheelwell.
S314	At front of left rear wheelwell.
S320	Behind left side of dash, near 100-way connector.
S331	Behind upper left center of dash.
S332	Behind left side of dash, near breakout to cigar lighter/accessory socket relay.
S335	Near left taillight connector.
S400	Near breakout to rear window defogger feed.
S401	Near breakout to rear window defogger feed.