Chevrolet Corsica 1994 - ELECTRICAL COMPONENT LOCATOR 1994 ELEC COMPONENT LOCATION General Motors Corp. - Electrical Component Location

Chevrolet Corsica 1994 - BUZZERS, RELAYS & TIMERS

Chevrolet Corsica 1994 BUZZERS, RELAYS & TIMERS LOCATION

Component	Location
ABS Control Relay	On engine compartment firewall, left of blower fan motor.
A/C Compressor Clutch Relay
2.2L	On relay bracket, on right strut tower. See Fig. 1 .
2.3L	On relay bracket, on right strut tower. See Fig. 2 .
3.1L	On relay bracket, on right strut tower. See Fig. 3 .
View of Relays	On relay bracket, on right strut tower. See Fig. 4 .
Blower Motor Relay
3.1L	On relay bracket, on right strut tower. See Fig. 3 .
View of Relays	On relay bracket, on right strut tower. See Fig. 4 .
Cooling Fan Relay
2.2L	On relay bracket, on right strut tower. See Fig. 1 .
2.3L	On relay bracket, on right strut tower. See Fig. 2 .
3.1L	On relay bracket, on right strut tower. See Fig. 3 .
View of Relays	On relay bracket, on right strut tower. See Fig. 4 .
Foglight Relay	Under left side of dash, taped to instrument panel harness.
Fuel Pump Relay
2.2L	On relay bracket, on right strut tower. See Fig. 1 .
2.3L	On relay bracket, on right strut tower. See Fig. 2 .
3.1L	On relay bracket, on right strut tower. See Fig. 3 .
View of Relays	On relay bracket, on right strut tower. See Fig. 4 .
Horn Relay	On convenience center.
Power Door Lock Relay	Behind left kick panel.
Trunk Release Relay	Taped to wiring harness, behind left kick panel.
Turn Signal Flasher Relay	Under left side of dash, right of steering column.

Chevrolet Corsica 1994 - CIRCUIT PROTECTION DEVICES

Chevrolet Corsica 1994 CIRCUIT PROTECTION DEVICES LOCATION

Component	Location
ABS In-Line Fuse	Taped to instrument panel harness, under left side of dash.
Circuit Breakers	In fuse block.
Convenience Center	Under left side of dash.
Foglight In-Line Fuse	Under left of dash, taped to instrument panel harness.
Fuel Pump/PCM Power Fuse
2.2L	On center of firewall. See Fig. 1 .
2.3L	On center of firewall. See Fig. 2 .
Fuse Block
2.2L	On left side of dash pad. See Fig. 1 .
2.3L	On left side of dash pad. See Fig. 2 .
3.1L	On left side of dash pad. See Fig. 3 .
Fusible Links	On starter solenoid.
Power Door Lock In-Line Fuse	Under left side of dash, taped to instrument panel harness.

Chevrolet Corsica 1994 - CONTROL UNITS

Chevrolet Corsica 1994 CONTROL UNITS LOCATION

Component	Location
ABS Control Module	In engine compartment, on center of firewall. See Fig. 5 .
Air Bag
Control Module	Behind right front kick panel.
Initiator Module	On center of steering wheel.
Resistor Module	Taped to wiring harness, near fuse block.
Warning Light Module	Above glove box, taped to wiring harness.
Cruise Control Module	Behind right side of dash, above glove box.
Daytime Running Lights (DRL) Module	Behind right side of dash, above glove box.
Electronic Ignition (EI) Module
2.2L	On right rear of engine, near transaxle. See Fig. 1 .
2.3L	Under rocker cover. See Fig. 2 .
3.1L	On top right of engine, behind alternator. See Fig. 3 .
Power Door Unlock Module	Under right side of dash.
Powertrain Control Module (PCM)
2.2L	Behind right kick panel. See Fig. 1 .
2.3L	Behind right kick panel. See Fig. 2 .
3.1L	Behind right kick panel. See Fig. 3 .

Chevrolet Corsica 1994 - SENDING UNITS & SENSORS

Chevrolet Corsica 1994 SENDING UNITS & SENSORS LOCATION

Component	Location
ABS Wheel Speed Sensors (4)	On each wheel hub assembly.
A/C Pressure Sensor
2.2L	On left front of engine compartment, on A/C line. See Fig. 1 .
2.3L	On right front of engine compartment, on A/C line. See Fig. 2 .
3.1L	On right front of engine compartment, on A/C line. See Fig. 3 .
Air Bag
Arming Sensor	Behind right side of dash, above glove box.
Discriminating Sensors
Forward	On center of radiator support.
Passenger Compartment	Under center console, near parking brake.
Camshaft Position Sensor (3.1L)	On upper right front of engine, behind alternator.
Crankshaft Position Sensor
2.2L & 3.1L	On lower right side of cylinder block, under exhaust manifold. See Fig. 3 .
2.3L	On lower right of engine, rear of oil filter.
Engine Coolant Temp. (ECT) Sensor
2.2L	On rear of engine, in coolant outlet. See Fig. 1 .
2.3L	On rear of engine, in coolant outlet. See Fig. 2 .
3.1L	On upper right rear of engine, near exhaust. See Fig. 3 .
Intake Air Temperature Sensor
2.2L	On rear of engine, in air intake tube. See Fig. 1 .
3.1L	On rear of engine, in air intake tube. See Fig. 3 .
2.3L	On top of intake plenum, near throttle body. See Fig. 2 .
Knock Sensor
2.2L	On right front of engine block. See Fig. 1 .
3.1L	On right front of engine block. See Fig. 3 .
2.3L	On right rear of engine block, near transaxle. See Fig. 2 .
Manifold Absolute Press. (MAP) Sensor
2.2L	On intake plenum. See Fig. 1 .
2.3L	On intake plenum. See Fig. 2 .
3.1L	On top right of engine. See Fig. 3 .
Throttle Position (TP) Sensor
2.2L	On throttle body. See Fig. 1 .
2.3L	On throttle body. See Fig. 2 .
3.1L	On throttle body. See Fig. 3 .
Vehicle Speed Sensor (VSS)
2.2L (A/T)	On right front of engine. See Fig. 1 .
3.1L (A/T)	On right front of engine. See Fig. 3 .
3.1L (M/T)	On right rear of engine. See Fig. 3 .
2.3L	On transaxle extension housing, on rear of engine. See Fig. 2 .

Chevrolet Corsica 1994 - MOTORS

Chevrolet Corsica 1994 MOTORS LOCATION

Component	Location
ABS Actuator Motor	Under brake master cylinder. See Fig. 5 .
Blower Motor	On right side of firewall, in engine compartment. See Fig. 4 .
Temperature Control Valve Motor	Left of steering column support brace.
Windshield Washer Pump Motor	In windshield washer fluid reservoir.
Windshield Wiper Motor	On left side of firewall. See Fig. 5 .

Chevrolet Corsica 1994 - SOLENOIDS & SOLENOID VALVES

Chevrolet Corsica 1994 SOLENOIDS & SOLENOID VALVES LOCATION

Component	Location
ABS Solenoids	Part of brake master cylinder assembly. See Fig. 5 .
Canister Purge Solenoid Valve
2.2L	On right side of engine, above ignition module. See Fig. 1 .
2.3L	On left rear of engine, attached to plenum. See Fig. 2 .
3.1L	On right front side of engine, on top of valve cover. See Fig. 3 .
EGR Solenoid
2.2L	On right rear of engine, below MAP sensor. See Fig. 1 .
3.1L	On left rear of engine, rear of throttle body.
Idle Air Control (IAC) Valve
2.2L	On top rear right of engine, attached to plenum. See Fig. 1 .
2.3L	On rear of engine, on throttle body. See Fig. 2 .
3.1L	On rear of engine, on throttle body. See Fig. 3 .
Seat Belt Retractor Solenoid	In each front door.
Shift Interlock Solenoid	On underside of steering column.
Torque Converter Clutch (TCC) Solenoid	In transaxle.
Trunk Release Solenoid	On luggage compartment lock mechanism.

Chevrolet Corsica 1994 - SWITCHES

Chevrolet Corsica 1994 SWITCHES LOCATION

Component	Location
Back-Up Light Switch	On top of transaxle.
Brake Fluid Level Switch	In brake master cylinder. See Fig. 5 .
Brakelight/Cruise Switch	On upper brake pedal support.
Clutch/Cruise Switch	On clutch pedal support.
Coolant Temp. Switch (2.3L & 3.1L)	On right rear of engine.
Fuel Pump/Oil Pressure Switch
2.2L	On right side of cylinder block, near ignition module.
2.3L	On right rear of engine, rear of cylinder head.
3.1L	On right front of engine block. See Fig. 3 .
Low Coolant Level Switch (3.1L)	In bottom of coolant overflow tank.
Low Oil Level Warning Switch	On side of oil pan.
Park/Neutral (P/N) Switch
2.2L	On top right of transaxle. See Fig. 1 .
3.1L	On top right of transaxle. See Fig. 3 .
Parking Brake Switch	On parking brake lever base.
Power Steering Pressure Switch	In pressure hose, near power steering pump.
Seat Belt Switch	Under center console.

Chevrolet Corsica 1994 - MISCELLANEOUS

Chevrolet Corsica 1994 MISCELLANEOUS LOCATION

Component	Location
A/C Clutch Diode
2.2L	On A/C clutch wiring harness, behind alternator.
2.3L	On wiring harness, behind alternator.
3.1L	On wiring harness, near fuel pump/oil pressure switch harness.
Blower Motor Resistor	At center of firewall, on left end of blower housing.
Crankcase Ventilation Heater (2.3L)	On left rear of engine. See Fig. 2 .
Data Link Connector (DLC)
2.2L	Below left side of dash, left of steering column. See Fig. 1 .
2.3L	Below left side of dash, left of steering column. See Fig. 2 .
3.1L	Below left side of dash, left of steering column. See Fig. 3 .
DRL Diode Assembly	Behind right side of dash, near glove box.
DRL Photo Resistor	On top center of dash.
Fuel Pump Test Connector
2.2L	On left rear corner of engine compartment. See Fig. 1 .
2.3L	On left rear corner of engine compartment. See Fig. 2 .
3.1L	Behind left strut tower. See Fig. 3 .
Tach Lead Connector (2.2L)	On wiring harness, near left side of firewall.