BUZZERS, RELAYS & TIMERS
| Component | Component Location |
|---|---|
| A/C Compressor Clutch Relay | In power distribution center. |
| Automatic Shut Down Relay | In power distribution center. |
| Central Timer Module | Behind right side of dash. |
| Combination Flasher | In relay & fuse block. |
| Driver Unlock Relay | In relay & fuse block. |
| Engine Starter Motor Relay | In power distribution center. |
| Fog Lamp Relay | In power distribution center. |
| Fuel Pump Relay | In power distribution center. |
| Headlight Flasher Relay | In power distribution center. |
| Hevac Relay | In power distribution center. |
| Horn Relay | In junction block. |
| Oxygen Sensor Heater Relay (Downstream) | In power distribution center. |
| Oxygen Sensor Heater Relay (Upstream) | In power distribution center. |
| Radiator Fan Relay (2.5L) | In power distribution center. |
| Trailer Tow Relay | In power distribution center. |
| Transmission Control Relay | In power distribution center. |
| Wiper Relay | In power distribution center. |
BUZZERS, RELAYS & TIMERS
CIRCUIT PROTECTION DEVICES
| Component | Component Location |
|---|---|
| Junction Block | On left end of dash. |
| Power Distribution Center | In engine compartment, on left inner fender panel. (Схема №9) |
| Power Seat Circuit Breaker | In junction block. |
| Power Window Circuit Breaker | In junction block. |
| Relay & Fuse Block | Attached to junction block. |
CIRCUIT PROTECTION DEVICES
CONTROL UNITS
| Component | Component Location |
|---|---|
| Air Bag Control Module | Under center of dash, on transmission tunnel. |
| Controller Anti-Lock Brake (ABS) | On top of hydraulic control unit. (Схема №9) |
| Controller Anti-Lock Brake (RWAL) | In engine compartment, on left inner fender panel. |
| Daytime Running Lamps Module (DRLM) | On left front inner fender. (Схема №9) |
| Fuel Pump Module | On top of fuel tank. |
| Hydraulic Control Unit | In engine compartment, on left inner fender panel. |
| Powertrain Control Module | In engine compartment, on right inner fender panel. |
| Transmission Control Module (4.7L) | In right front engine compartment, on radiator core support. |
CONTROL UNITS
MOTORS
| Component | Component Location |
|---|---|
| Blower Motor | In passenger side end of heater-A/C housing, below glove box. |
| Idle Air Control Motor (2.5L) | On throttle body. (Схема №1) |
| Idle Air Control Motor (3.9L) | On throttle body. (Схема №2) |
| Idle Air Control Motor (4.7L) | On throttle body. (Схема №3) |
| Idle Air Control Motor (5.9L) | On throttle body. (Схема №4) |
| Leak Detection Pump | Under battery tray & power distribution center. |
| Radiator Fan Motor (2.5L) | Behind radiator. |
| Windshield Washer Pump | Near bottom of windshield washer reservoir. |
| Wiper Motor | In engine compartment, on left side of firewall. |
MOTORS
SENDING UNITS & SENSORS
| Component | Component Location |
|---|---|
| Ambient Air Temperature Sensor | Behind right side of grille, on radiator yoke. |
| Battery Temperature Sensor | Under battery, attached to battery tray. (Схема №9) |
| Camshaft Position (CMP) Sensor (2.5L) | In ignition distributor. |
| Camshaft Position (CMP) Sensor (3.9L) | In ignition distributor. |
| Camshaft Position (CMP) Sensor (4.7L) | On front of right cylinder head. |
| Camshaft Position (CMP) Sensor (5.9L) | In ignition distributor. |
| Crankshaft Position Sensor (2.5L) | In transmission bellhousing, at left rear side of engine block. (Схема №1) |
| Crankshaft Position Sensor (3.9L) | On top of cylinder block, near rear of right cylinder head. |
| Crankshaft Position Sensor (4.7L) | On right rear side of cylinder block. |
| Crankshaft Position Sensor (5.9L) | On top of cylinder block, near rear of right cylinder head. |
| Engine Coolant Temperature Sensor (2.5L) | On thermostat housing. (Схема №1) |
| Engine Coolant Temperature Sensor (3.9L) | In water jacket, at front of intake manifold. |
| Engine Coolant Temperature Sensor (4.7L) | In water jacket, at front of intake manifold. |
| Engine Coolant Temperature Sensor (5.9L) | In water jacket, at front of intake manifold. |
| Heated Oxygen Sensor (Downstream) (2.5L) | Near outlet end of catalytic converter. |
| Heated Oxygen Sensor (Downstream) (3.9L) | Near outlet end of catalytic converter. |
| Heated Oxygen Sensor (Downstream) (4.7L) (California) (Left) | On outlet end of left catalytic converter. |
| Heated Oxygen Sensor (Downstream) (4.7L) (California) (Right) | On outlet end of right catalytic converter. |
| Heated Oxygen Sensor (Downstream) (4.7L) (Federal) | Near outlet end of catalytic converter. |
| Heated Oxygen Sensor (Downstream) (5.9L) | Near outlet end of catalytic converter. |
| Heated Oxygen Sensor (Upstream) (2.5L) | Near left side of engine, in exhaust downpipe. |
| Heated Oxygen Sensor (Upstream) (3.9L) | Near right side of engine, in exhaust downpipe. |
| Heated Oxygen Sensor (Upstream) (4.7L) (California) (Left) | On left exhaust downpipe. |
| Heated Oxygen Sensor (Upstream) (4.7L) (California) (Right) | On right exhaust downpipe. |
| Heated Oxygen Sensor (Upstream) (4.7L) (Federal) | Near right side of transmission. |
| Heated Oxygen Sensor (Upstream) (5.9L) | On exhaust pipe, forward of catalytic converter. |
| Input Speed Sensor (4.7L 2WD A/T) | On front left side of transmission. |
| Input Speed Sensor (4.7L 4WD A/T) | On front left side of transmission. (Схема №7) |
| Intake Air Temperature Sensor (2.5L) | On intake manifold. (Схема №1) |
| Intake Air Temperature Sensor (3.9L) | On intake manifold. |
| Intake Air Temperature Sensor (4.7L) | On intake manifold, near throttle body. (Схема №3) |
| Intake Air Temperature Sensor (5.9L) | On intake manifold. |
| Line Pressure Sensor (4.7L 2WD A/T) | On right side of transmission. |
| Line Pressure Sensor (4.7L 4WD A/T) | On right side of transmission. |
| Manifold Absolute Pressure Sensor (2.5L) | On side of throttle body. (Схема №1) |
| Manifold Absolute Pressure Sensor (3.9L) | On front of throttle body. (Схема №2) |
| Manifold Absolute Pressure Sensor (4.7L) | On front of intake manifold. |
| Manifold Absolute Pressure Sensor (5.9L) | On front of throttle body. (Схема №4) |
| Oil Pressure Sensor (2.5L) | On right side of engine block, near distributor. |
| Oil Pressure Sensor (3.9L) | On top rear of engine block, near distributor. |
| Oil Pressure Sensor (4.7L) | On oil filter housing. |
| Oil Pressure Sensor (5.9L) | On top rear of engine block, near distributor. |
| Output Shaft Speed Sensor (3.9L 2WD A/T) | On lower left rear of transmission. |
| Output Shaft Speed Sensor (3.9L 4WD A/T) | On lower left rear of transmission. (Схема №5) |
| Output Shaft Speed Sensor (4.7L 2WD A/T) | On left side of transmission. |
| Output Shaft Speed Sensor (4.7L 4WD A/T) | On left side of transmission. (Схема №7) |
| Output Shaft Speed Sensor (5.9L 2WD A/T) | On lower left rear of transmission. |
| Output Shaft Speed Sensor (5.9L 4WD A/T) | On lower left rear of transmission. (Схема №5) |
| Throttle Position Sensor (2.5L) | On left side of throttle body. (Схема №1) |
| Throttle Position Sensor (3.9L) | On left side of throttle body. (Схема №2) |
| Throttle Position Sensor (4.7L) | On left side of throttle body. (Схема №3) |
| Throttle Position Sensor (5.9L) | On left side of throttle body. (Схема №4) |
| Transmission Fluid Temperature Thermistor | In transmission, part of governor pressure assembly. |
| Transmission Range Sensor | In transmission, on valve body assembly. |
| Transmission Temperature Sensor | Integral to transmission range sensor. |
| Washer Fluid Level Sensor | In washer fluid reservoir. |
| Wheel Speed Sensor (Front) (2) | On respective steering knuckle. |
| Wheel Speed Sensor (Rear) | On top of differential housing. |
SENDING UNITS & SENSORS
SOLENOIDS & SOLENOID VALVES
| Component | Component Location |
|---|---|
| Automatic Transmission Solenoid & Pressure Switch Assembly (4.7L 2WD A/T) | In transmission, on valve body assembly. |
| Automatic Transmission Solenoid & Pressure Switch Assembly (4.7L 4WD A/T) | In transmission, on valve body assembly. (Схема №7) |
| Automatic Transmission Solenoids (3.9L 2WD A/T) | In transmission, on valve body. |
| Automatic Transmission Solenoids (3.9L 4WD A/T) | In transmission, on valve body. (Схема №5) |
| Automatic Transmission Solenoids (5.9L 2WD A/T) | In transmission, on valve body. |
| Automatic Transmission Solenoids (5.9L 4WD A/T) | In transmission, on valve body. (Схема №5) |
| Fuel Injector (4) (2.5L) | On intake manifold, attached to fuel rail. (Схема №1) |
| Fuel Injector (6) (3.9L) | On intake manifold, attached to fuel rail. (Схема №2) |
| Fuel Injector (8) (4.7L) | On intake manifold, attached to fuel rail. (Схема №3) |
| Fuel Injector (8) (5.9L) | On intake manifold, attached to fuel rail. (Схема №4) |
| Proportional Purge Solenoid (2.5L) | On bracket, at right rear side of engine compartment. |
| Proportional Purge Solenoid (3.9L) | On bracket, at left rear side of engine compartment. |
| Proportional Purge Solenoid (4.7L) | On bracket, at left rear side of engine compartment. |
| Proportional Purge Solenoid (5.9L) | On bracket, at left rear side of engine compartment. |
| Vehicle Speed Control Servo | On right side of firewall. |
SOLENOIDS & SOLENOID VALVES
SWITCHES
| Component | Component Location |
|---|---|
| A/C High Pressure Switch (2.5L) | On discharge line, near A/C compressor. |
| A/C High Pressure Switch (3.9L) | On discharge line, near A/C compressor. (Схема №2) |
| A/C High Pressure Switch (4.7L) | On discharge line, near A/C compressor. |
| A/C High Pressure Switch (5.9L) | On discharge line, near A/C compressor. (Схема №4) |
| A/C Low Pressure Switch | On accumulator. |
| Back-Up Lamp Switch (2.5L 2WD M/T) | On right side of transmission. |
| Back-Up Lamp Switch (3.9L 2WD M/T) | On right side of transmission. |
| Back-Up Lamp Switch (4.7L 2WD M/T) | On left side of transmission. |
| Back-Up Lamp Switch (3.9L 4WD M/T) | On left side of transmission. (Схема №6) |
| Back-Up Lamp Switch (4.7L 4WD M/T) | On left side of transmission. (Схема №8) |
| Brake Pressure Switch | In brake system combination valve. (Схема №9) |
| Clutch Interlock Switch | On clutch master cylinder push rod. |
| Park Brake Switch | On parking brake pedal bracket. |
| Park/Neutral Position Switch (2.5L 2WD A/T) | On left side of transmission. |
| Park/Neutral Position Switch (3.9L 2WD A/T) | On left side of transmission. |
| Park/Neutral Position Switch (5.9L 2WD A/T) | On left side of transmission. |
| Park/Neutral Position Switch (3.9L 4WD A/T) | On left side of transmission. (Схема №5) |
| Park/Neutral Position Switch (5.9L 4WD A/T) | On left side of transmission. (Схема №5) |
| Power Steering Pressure Switch (2.5L) | In power steering pressure line. (Схема №1) |
| Power Steering Pressure Switch (4.7L) | In power steering pressure line. |
| Seat Belt Switch | Integral to driver's seat belt buckle. |
| Stoplight Switch | On brake pedal bracket. |
| 4WD Switch (3.9L 4WD A/T) | On left side of transfer case. (Схема №5) |
| 4WD Switch (3.9L 4WD M/T) | On left side of transfer case. (Схема №6) |
| 4WD Switch (4.7L 4WD A/T) | On left side of transfer case. |
| 4WD Switch (4.7L 4WD M/T) | On left side of transfer case. (Схема №8) |
| 4WD Switch (5.9L 4WD A/T) | On left side of transfer case. (Схема №5) |
SWITCHES
MISCELLANEOUS
| Component | Component Location |
|---|---|
| Clockspring | Top of steering column, below steering wheel. |
| Data Link Connector (DLC) | Under dash, left of steering column. |
| Power Amplifier | At right side kick panel. |
| Resistor Block | In firewall plenum panel, below right side of windshield. |
MISCELLANEOUS
CONNECTORS
| Component | Component Location |
|---|---|
| C105 (Black, 10 Pin) | At right fender side shield. |
| C106 (16 Pin) | At left fender side shield. |
| C111 (Gray, 2 Pin) | At left inner fender. |
| C126 (Blue, 4 Pin) | Behind lower left side of dash. |
| C127 (Black, 14 Pin) | At left inner fender. |
| C128 (Gray, 6 Pin) | Near powertrain control module. |
| C129 (Black, 4 Pin) | Near 4WD switch. |
| C130 (3.9L 4WD A/T) (Black, 4 Pin) | At top of transfer case. (Схема №5) |
| C130 (5.9L 4WD A/T) (Black, 4 Pin) | At top of transfer case. (Схема №5) |
| C200 (Black, 74 Pin) | Behind lower left side of dash. |
| C246 (Black, 19 Pin) | Behind lower left side of dash. |
| C247 (16 Pin) | Behind lower left side of dash. |
| C248 (Black, 2 Pin) | Under driver's seat. |
| C323 (Black, 2 Pin) | At right rear of frame. |
| C325 (Black, 4 Pin) | Below left taillight. |
| C326 (Black, 4 Pin) | Below right taillight. |
| C329 (Black, 6 Pin) | Near cargo lights. |
| C341 (Black, 10 Pin) | In trailer tow wiring harness, at rear of vehicle. |
| C360 (Black, 4 Pin) | At right rear inner fender. |
| C361 (2-Door) (Natural, 10 Pin) | Near right front door hinge. |
| C361 (4-Door) (Natural, 10 Pin) | Near right front door hinge. |
| C362 (2-Door) (Black, 12 Pin) | Near right front door hinge. |
| C362 (4-Door) (Black, 10 Pin) | Near right front door hinge. |
| C363 (2-Door) (Black, 12 Pin) | Near left front door hinge. |
| C363 (4-Door) (Black, 10 Pin) | Near left front door hinge. |
| C364 (2-Door) (Black, 10 Pin) | Near left front door hinge. |
| C364 (4-Door) (Black, 14 Pin) | Near left front door hinge. |
| C365 (Black, 10 Pin) | Near left rear door hinge. |
| C366 (Black, 10 Pin) | Near right rear door hinge. |
CONNECTORS
GROUNDS
| Component | Component Location |
|---|---|
| G101 | On right front of engine compartment. |
| G102 | On left front frame rail, inside fender. |
| G103 | Near battery. (Схема №9) |
| G104 | Near controller anti-lock brake. |
| G105 (2.5L) | On rear of valve cover. (Схема №1) |
| G105 (4.7L) | On lower right front of engine. |
| G106 | On left front inner fender. (Схема №9) |
| G107 | On right rear of engine compartment. |
| G110 | On left front inner fender. (Схема №9) |
| G111 | On left front of engine. |
| G200 | Behind lower left side of dash. |
| G201 | Behind lower center of dash. |
| G202 | Behind right side of dash. |
| G203 | Behind right side of dash. |
| G205 | Behind right side of dash. |
| G305 | On left front frame rail, inside fender. |
GROUNDS