Components
Component Name: Location --- Connector Number (CXXX)* Denotes Information Not Available
A4LD Transmission: LH side of transmission --- C158
A/C Clutch Diode: LH front of engine compartment, taped in harness, near A/C clutch field coil --- *
A/C Clutch Field Coil: Top LH front of engine, part of A/C compressor assembly --- C160
A/C-Heater Control Assembly: Center of I/P, above ashtray assembly --- C214, C215
Ashtray Assembly: Lower center of I/P --- C271
Ashtray Illumination: Behind lower center of I/P, in ashtray assembly --- C277
Backup Lamp Switch: Top LH side of transmission --- C182
Backup Lamps: Rear of vehicle, on respective sides --- C405, C406
Blower Motor: RH rear of engine compartment, on safety wall --- C148
Blower Motor Resistor Assembly: RH rear of engine compartment, near blower motor --- C149
Brake Fluid Level Switch: LH rear of engine compartment, on brake fluid reservoir --- C165
Brake On/Off (BOO) Switch: Behind LH side of I/P, on brake pedal support --- C291
Brake Warning Diode/Resistor Assembly: LH side of engine compartment, above wheel well, taped in harness --- C105
Camshaft Position Sensor: Top front of engine --- C150
Cigar Lighter: Behind lower center of I/P, in ashtray assembly --- C295
Clutch Cycling Pressure Switch: RH rear of engine compartment, on A/C accumulator
Clutch Pedal Position Switch: Behind LH side of I/P, top of clutch pedal support --- C274
Clutch Pedal Position Switch Jumper: Behind LH side of I/P, left of steering column --- C274
Coolant Temperature Sender: LH rear of engine, above oil pressure switch --- C168
Courtesy Lamp Diode (Regular Cab): Top LH corner of cab roof, taped in harness, near cargo lamp --- *
Courtesy Lamp Diode (Supercab): Center rear of cab roof, near cargo lamp --- *
Crankshaft Position (CKP) Sensor: RH front of engine --- C169, C1004
Data Link Connector (DLC): LH side of engine compartment, on rear of engine compartment fuse/relay box --- C198
Daytime Running Lamps (DRL) Module: LH side of upper radiator support, near G101 --- C170
Distributor: LH rear of engine --- C126
Dome Lamp: Center rear of roof --- C960
EGR Vacuum Regulator (EVR) Solenoid: LH rear of engine --- C174
EGR Valve Position (EVP) Sensor: Top LH side of engine --- C175
Electric Shift Control Module (Regular Cab): Lower LH rear corner of cab --- C204, C205, C206
Electric Shift Control Module (Supercab): Between bottom of LH "B" pillar and rear of cab --- C204, C205, C206
Engine Compartment Fuse/Relay Box: LH side of engine compartment --- *
Engine Compartment Lamp: LH underside of engine compartment hood --- C155
Engine Coolant Temperature (ECT) Sensor: Top RH front of engine, on coolant line --- C177
Fog Lamp Relay: LH side of engine compartment, in engine compartment fuse/relay box --- C184
Fog Lamp Switch: LH side of I/P --- C201
Foglamps Front of vehicle,: on respective sides --- C1051, C1052
Four Channel Amplifier: Behind RH side of I/P --- C297, C298
Front Park/Turn Lamps: Front of vehicle, on respective sides --- C1014, C1015
Fuel Injectors: Top of each cylinder --- C178, C179, C180, C181 C182, C183
Fuel Pump Relay: Center of LH fender apron, in engine compartment fuse/relay box --- C186
Fuel Pump/Fuel Gauge Sender: Below rear of vehicle, top center of fuel tank --- C408
Fuse Link C: LH fender apron, at starter relay --- *
Fuse Panel: Behind I/P, left of steering column --- *
Glove Box Lamp And Switch: Behind RH side of I/P, in glove box --- C281
Hazard Flasher: Behind LH side of I/P, on fuse panel --- *
Headlamps: Front of vehicle, on respective sides --- C1018, C101S
Heated Oxygen Sensor (HO2S): Lower RH rear of engine, on exhaust manifold --- C185
Heater Control Assembly: Center of I/P, above ashtray assembly --- C214, C215
Horn Relay: Behind I/P, RH side of steering column, on bracket --- C185
Horn Switch: On steering wheel --- C282
Idle Air Control (IAC) Valve: Top RH rear of engine --- C1S0
Ignition Control Module (ICM): LH top front of engine --- C155, C156
Ignition Key Warning Switch: Top of steering column, part of ignition switch assembly --- C283
Ignition Switch: RH side of steering column --- C284
Inertia Fuel Shut-off Switch: Under dash, RH side of transmission hump --- C285
Instrument Cluster: Top LH side of I/P --- C250, C251
Intake Air Temperature (IAT) Sensor: RH side of engine compartment, on air cleaner assembly --- C161
Integral Alternator Regulator (IAR): RH front of engine --- C103, C154
Interval Governor: Behind lower center of I/P, LH side of ashtray assembly --- C294
Left Courtesy Lamp Switch: In front of LH door jamb --- C275
Left Door Lock Motor: In rear of LH door --- C500
Left Door Lock Switch: Center of LH door --- C507
Left Door Speaker: In lower front corner of LH door --- C505
Left Front Window Motor: Lower center of LH door --- C503
Left Horn: Lower LH front corner of engine compartment --- C1021
Left Power Lumbar Motor: Under front of LH front seat assembly --- C305
Left Power Lumbar Switch: Lower LH side of LH front seat --- C308
Left Power Mirror: On front of left door --- C508
Left Rear Speaker (Regular Cab): Behind LH front seat --- C311
Left Rear Speaker (Supercab): Top LH rear of cab --- C311
License Lamp (without Rear Bumper): LH rear of vehicle, near license plate --- C408
License Lamps (with Rear Bumper): Center rear of vehicle, on respective sides --- C407, C408
Low Oil Level Relay: Behind lower LH side of I/P, on bracket --- C287 Low Oil Level Switch: Lower LH rear of engine, below oil filter --- C194
Main Light Switch: LH side of I/P, left of steering column --- C280, C286
Map Lamp: Center rear of roof --- C9601
Mass Air Flow (MAF) Sensor: RH side of engine compartment, on air cleaner assembly --- C195
Master Window Control Switch: Center of LH door --- C502
Multi-function Switch: Top LH side of steering column --- C268, C269, C270
Noise Capacitor: Top RH front of engine, near secondary coil (LH) --- C1000
Neutral Sensing Switch: Top of transmission --- C196
Oil Pressure Switch: LH rear of engine --- C197
Outside Cargo/High Mount Stop Lamp: Top center of rear window header --- C410
Park Brake Switch: Below LH side of I/P, on park brake assembly --- C288
Park/Neutral Position Switch: LH side of transmission --- C163
PCM Power Diode: Center of LH fender apron, in engine compartment fuse/relay box --- *
PCM Power Relay: Center of LH fender apron, in engine compartment fuse/relay box --- C171
PCM Shorting Bar: LH side of engine compartment, near rear of engine compartment fuse/relay box --- C173
Power Mirror: In left door panel --- C506
Power Steering Pressure (PSP) Switch: Lower LH front of engine compartment, on power steering gear --- C125
Powertrain Control Module (PCM) (California): LH rear of engine compartment --- C279
Powertrain Control Module (PCM) (Except California): LH rear corner of engine compartment --- C279
Primary Coil (RH): Top RH side of engine --- C192
RABS DSS Test Connector: Top of LH fender apron, on rear of engine compartment fuse/relay box --- C140
RABS KAM Test Connector: Behind I/P, near park brake assembly --- C212
RABS Proportioning Valve Switch Assembly: Below LH side of vehicle, on frame rail --- C1024
Radio: Center of I/P, --- C258
Rear Anti-lock Brake (RABS) Module: Behind lower center of I/P, LH side of ashtray assembly --- C289
Rear Axle Sensor: Top of rear differential --- C304
Rear Park/Stop Lamps: Rear of vehicle, on respective sides --- C403, C404
Rear Turn Lamps: Rear of vehicle. on respective sides --- C411, C412
Right Courtesy Lamp Switch: In front of RH door jamb --- C276
Right Door Lock Motor: In rear of RH door --- C600
Right Door Lock Switch: Center of RH door --- C607
Right Door Speaker: In lower front corner of RH door --- C605
Right Front Window Motor: In lower center of RH door --- C603
Right Front Window Switch: Center of RH door --- C602
Right Horn: Lower LH front corner of engine compartment --- C188, C1020
Right Power Lumbar Motor: Under front of RH front seat assembly --- C306
Right Power Lumbar Switch: On lower RH side of RH front seat --- C308
Right Power Mirror: On front of right door --- C606
Right Rear Speaker (Regular Cab): Behind RH front seat --- C310
Right Rear Speaker (Supercab): Top RH rear of cab --- C310
Self-Test Input (STI) Connector: LH side of engine compartment, on rear of engine compartment fuse/relay box --- C199
Seat Belt Switch: Inside LH front seat belt buckle assembly --- C307
Secondary Coil (LH): Top RH front of engine --- C193
Speed Control Amplifier: Behind RH side of I/P, near glove box --- C248, C249
Speed Control Servo: LH rear corner of engine compartment --- C1003
Speed Control Switch Assembly: On steering wheel --- C211
SPOUT Check Connector: LH side of engine compartment, taped to harness, near Ignition Control Module (ICM) --- C133
Starter Relay: LH fender apron, near battery --- *
Tachometer Service Connector: LH side of engine compartment, on rear of engine compartment fuse/relay box --- C1005
Throttle Position (TP) Sensor: Top RH side of engine, on throttle body --- C1007
Turn Signal Flasher: Behind LH side of I/P, on fuse panel --- *
Vehicle Speed Sensor (VSS): LH rear of transmission --- C1010
Warning Chime Module: Behind lower center of I/P, below ashtray assembly --- C293
Windshield Washer Pump: RH side of engine compartment, on windshield washer fluid reservoir --- C1011
Windshield Wiper Motor: Top LH center of safety wall --- C143
WOT Cutout Relay: Center of LH fender apron, in engine compartment fuse/relay box --- C1013