Chevrolet Camaro RS 1990 - ELECTRICAL COMPONENT LOCATOR 1990 ELECTRICAL COMPONENT LOCATIONS General Motors Corp. - Electrical Components

Chevrolet Camaro RS 1990 - BUZZERS, RELAYS & TIMERS

Chevrolet Camaro RS 1990 BUZZERS, RELAYS & TIMERS LOCATION

Component	Location
A/C Blower High Speed Relay	On A/C housing, near blower motor.
A/C Compressor Control Relay	On left side of firewall, to left of brake booster. See Fig. 1 .
Cooling Fan Relay
3.1L VIN T	On relay bracket, at left of firewall. See Fig. 1 .
5.0L (VIN F) & 5.7L (VIN 8)
Camaro	On relay bracket, at left of firewall. See Fig. 2 .
Firebird	On relay bracket, at left of firewall. See Fig. 3 .
Cooling Fan Relay (Secondary Fan)
5.0L (VIN F) & 5.7L (VIN 8)
Camaro	On relay bracket, at left of firewall. See Fig. 2 .
Firebird	On relay bracket, at left of firewall. See Fig. 3 .
Door Lock Relay	Behind left kick panel, in lower opening.
Foglight Relay	At upper left rear corner of engine compartment, on firewall.
Fuel Pump Relay
3.1L VIN T	On relay bracket, at left of firewall. See Fig. 1 .
5.0L VIN E	On relay bracket, at left of firewall. See Fig. 4 .
5.0L (VIN F) & 5.7L (VIN 8)
Camaro	On relay bracket, at left of firewall. See Fig. 2 .
Firebird	On relay bracket, at left of firewall. See Fig. 3 .
Hazard Flasher Relay	In convenience center.
Horn Relay	In convenience center.
Lumbar Seat Pump Motor Relay	Under seat, attached to pump assembly.
Power Antenna Relay	Under right side of dash, near ECM.
Rear Hatch Release Relay	Under right side of dash.
Rear Window Defogger Timer	Under dash, near ECM.
Starter Enable Relay	At top of left kick panel.
Turn Signal Flasher Relay	On steering column bracket, above convenience center. See Fig. 5 .

Chevrolet Camaro RS 1990 - CIRCUIT PROTECTION DEVICES

Chevrolet Camaro RS 1990 CIRCUIT PROTECTION DEVICES LOCATION

Component	Location
A/C Compressor Clutch Diode	Taped inside compressor clutch connector.
Convenience Center	Under dash, to right of steering column. See Fig. 5 .
ECM/Fuel Pump Fuse
5.0L VIN E	On battery positive terminal pigtail. See Fig. 4 .
5.0L (VIN F) & 5.7L (VIN 8)
Camaro	On battery positive terminal pigtail. See Fig. 2 .
Firebird	On battery positive terminal pigtail. See Fig. 3 .
3.1L (VIN T)	On right fenderwell. See Fig. 1 .
Fuse Block View	Under dash, to left of steering column. See Fig. 5 .
3.1L VIN T	Under dash, to left of steering column. See Fig. 1 .
5.0L VIN E	Under dash, to left of steering column. See Fig. 4 .
5.0L (VIN F) & 5.7L (VIN 8)
Camaro	Under dash, to left of steering column. See Fig. 2 .
Firebird	Under dash, to left of steering column. See Fig. 3 .
Fusible Links
A/C-Heater High Blower Relay (Rust)	At starter solenoid.
Cooling Fan Relay (Rust)	At battery junction block.
Foglight Relay (Rust)	In harness, below master cylinder.
Headlight Door Module (Blue)	In harness, below master cylinder (2 links).
Ignition Switch (Rust)	At starter solenoid.
Light Switch (Rust)	At starter solenoid.
Rear Hatch Release Relay (Rust)	At starter solenoid.
Headlight Circuit Breaker	In headlight switch.
Power Accessory Circuit Breaker	In fuse block.
Power Window/Rear Wiper Circuit Breaker	In fuse block.
VATS Fuse	In convenience center.

Chevrolet Camaro RS 1990 - CONTROL UNITS

Chevrolet Camaro RS 1990 CONTROL UNITS LOCATION

Component	Location
Audio Alarm Module	In convenience center.
Cruise Control Module	Behind right center of dash. See Fig. 5 .
Daytime Running Lights (DRL) Module (Canada)	Behind left side of dash, near fuse block.
Diagnostic/Energy Reserve Module (DERM) (5.0L VIN E)	Behind right side of dash.
Electronic Control Module (ECM)
3.1L VIN T	Behind right side of dash. See Fig. 1 .
5.0L VIN E	Behind right side of dash. See Fig. 4 .
5.0L (VIN F) & 5.7L (VIN 8)
Camaro	Behind right side of dash. See Fig. 2 .
Firebird	Behind right side of dash. See Fig. 3 .
Elect. Spark Control (ESC) Module (5.0L VIN E)	On left side of firewall, behind brake booster. See Fig. 4 .
Headlight Door Module	On firewall bracket, behind brake booster.
Pass Key Decoder Module	Behind right side of dash.
SIR Resistor Module	Behind left side of dash.

Chevrolet Camaro RS 1990 - SENDING UNITS & SENSORS

Chevrolet Camaro RS 1990 SENDING UNITS & SENSORS LOCATION

Component	Location
Coolant Temp. Sending Unit/Switch	In left cylinder head, below valve cover.
Coolant Temperature Sensor
3.1L	On top front of engine, under intake plenum. See Fig. 1 .
5.0L (VIN E)	At top right front of engine, behind A/C compressor. See Fig. 4 .
5.0L (VIN F) & 5.7L (VIN 8)
Camaro	On top front of engine, below throttle body. See Fig. 2 .
Firebird	On top front of engine, below throttle body. See Fig. 3 .
Fuel Gauge Sending Unit	In fuel tank.
Knock Sensor
5.0L (VIN E)	In lower right side of engine block, near starter. See Fig. 4 .
5.0L (VIN F) & 5.7L (VIN 8)
Camaro	In lower right side of engine block, near starter. See Fig. 2 .
Firebird	In lower right side of engine block, near starter. See Fig. 3 .
Manifold Absolute Press. (MAP) Sensor
3.1L	On right side of firewall. See Fig. 1 .
5.0L (VIN E)	On right side of firewall. See Fig. 4 .
5.0L (VIN F) & 5.7L (VIN 8)
Camaro	On right side of firewall. See Fig. 2 .
Firebird	On right side of firewall. See Fig. 3 .
Manifold Air Temp. (MAT) Sensor
3.1L	On air intake, at front of engine. See Fig. 1 .
5.0L (VIN E)	In air cleaner housing. See Fig. 4 .
5.0L (VIN F) & 5.7L (VIN 8)
Camaro	On top rear of engine, on air intake shroud. See Fig. 2 .
Firebird	On top rear of engine, on air intake shroud. See Fig. 3 .
Oxygen Sensor
3.1L	In exhaust manifold. See Fig. 1 .
5.0L (VIN E)	In exhaust manifold. See Fig. 4 .
5.0L (VIN F) & 5.7L (VIN 8)
Camaro	In exhaust manifold. See Fig. 2 .
Firebird	In exhaust manifold. See Fig. 3 .
Throttle Position Sensor (TPS)
3.1L	On throttle body. See Fig. 1 .
5.0L (VIN E)	On throttle body. See Fig. 4 .
5.0L (VIN F) & 5.7L (VIN 8)
Camaro	On throttle body. See Fig. 2 .
Firebird	On throttle body. See Fig. 3 .
Vehicle Speed Sensor (VSS)
3.1L	At left rear of transmission. See Fig. 1 .
5.0L (VIN E)	At left rear of transmission. See Fig. 4 .
5.0L (VIN F) & 5.7L (VIN 8)
Camaro	At left rear of transmission. See Fig. 2 .
Firebird	At left rear of transmission. See Fig. 3 .

Chevrolet Camaro RS 1990 - MOTORS

Chevrolet Camaro RS 1990 MOTORS LOCATION

Component	Location
A/C-Heater Blower Motor	In engine compartment, behind right shock tower.
Hatch Pull Down Motor	On rear latch mechanism.
Headlight Door Actuators	Near headlights.
Idle Air Control (IAC) Motor View	On throttle body. See Fig. 1 .
Idle Air Control (IAC) Motor
3.1L VIN T	On throttle body. See Fig. 1 .
5.0L VIN E	On throttle body. See Fig. 4 .
5.0L (VIN F) & 5.7L (VIN 8)
Camaro	On throttle body. See Fig. 2 .
Firebird	On throttle body. See Fig. 3 .
Lumbar Seat Pump Motor	Under seat.
Power Antenna Motor	In right front fender, behind wheelwell.
Power Seat Motors	Under seats.
Power Window Motors	In lower front corner of doors.
Windshield Washer Motor	In washer fluid reservoir.

Chevrolet Camaro RS 1990 - SOLENOIDS & SOLENOID VALVES

Chevrolet Camaro RS 1990 SOLENOIDS & SOLENOID VALVES LOCATION

Component	Location
AIR Control Solenoid (M/T)	On right front of engine. See Fig. 1 .
AIR Converter Solenoid
3.1L	On bracket, at right side of engine. See Fig. 1 .
5.0L (VIN F) & 5.7L (VIN 8)
Camaro	On bracket, at right side of engine. See Fig. 2 .
AIR Port Solenoid
3.1L	On bracket, at right side of engine. See Fig. 1 .
5.0L (VIN F) & 5.7L (VIN 8) (Camaro)	On bracket, at right side of engine. See Fig. 2 .
Canister Purge Solenoid
3.1L	On right front corner of engine compartment. See Fig. 1 .
5.0L (VIN E)	On right front corner of engine compartment. See Fig. 4 .
5.0L (VIN F) & 5.7L (VIN 8)
Camaro	On right front corner of engine compartment. See Fig. 2 .
Firebird	On right front corner of engine compartment. See Fig. 3 .
Cold Start Valve (3.1L)	On top rear of engine, in intake plenum. See Fig. 1 .
Deceleration Valve (3.1L M/T)	On right front of engine, on valve cover. See Fig. 1 .
EGR Solenoid
3.1L (VIN T)	On top of engine, near ignition coil.
5.0L (VIN E)	On top rear of engine. See Fig. 4 .
5.0L (VIN F) & 5.7L (VIN 8)
Camaro	On top rear of engine. See Fig. 2 .
Firebird	On top rear of engine. See Fig. 3 .
Hatch Release Solenoid	On rear hatch latch assembly.
SIR Arming Sensor	Under console, rear of gear selector shift bracket.
SIR Discriminating Sensor	Under front of console.
SIR Forward Discriminating Sensor	In front of engine, on radiator support bracket.
Torque Conv. Clutch (TCC) Solenoid	Inside automatic transmission.

Chevrolet Camaro RS 1990 - SWITCHES

Chevrolet Camaro RS 1990 SWITCHES LOCATION

Component	Location
A/C Pressure Fan Switch
3.1L	On lower right rear corner of engine compartment, on A/C line. See Fig. 1 .
5.0L (VIN F) & 5.7L (VIN 8)
Camaro	On lower right rear corner of engine compartment, on A/C line. See Fig. 2 .
Firebird	On lower right rear corner of engine compartment, on A/C line. See Fig. 3 .
Aux. Cooling Fan Switch (VINs F & 8)
5.0L (VIN F) & 5.7L (VIN 8)
Camaro	On lower right rear of engine block, above starter. See Fig. 2 .
Firebird	On lower right rear of engine block, above starter. See Fig. 3 .
Back-Up Light Switch (Auto. Trans.)	On base of shifter bracket.
Back-Up Light Switch (Man. Trans.)	On left side of transmission case.
Brake Fluid Level Switch	In master cylinder reservoir.
Brake Pressure Switch	In brake combination valve, below master cylinder.
Brake/Stoplight Switch	On brake pedal bracket.
Clutch/Start Switch	On clutch pedal bracket.
Cold Start Injector Switch (3.1L)	In front of engine, on intake plenum. See Fig. 1 .
Cooling Fan A/C Pressure Switch	On A/C line, at right fender panel.
Cooling Fan Override Switch (V6) PFI	At right rear corner of intake manifold. See Fig. 1 .
Cooling Fan Temp. Sw. (V8) PFI & TBI 5.0L (VIN F) & 5.7L (VIN 8)
Camaro	At rear of right cylinder head. See Fig. 2 .
Firebird	At rear of right cylinder head. See Fig. 3 .
Engine Temperature Switch (V6)	On left side of engine. See Fig. 1 .
Fuel Pump/Oil Pressure Sender/Switch	On lower left rear of engine, above oil filter.
Gear Selector Switch	In console, at gear selector.
Neutral/Start Switch (Auto. Trans.)	On base of shifter bracket.
Parking Brake Switch	In console, at parking brake.
Power Steering Press. Switch (PSPS)	In power steering pressure hose. See Fig. 1 & 4.
Seat Belt Switch	In driver's seat belt retractor mechanism.
Washer Fluid Level Switch	In washer fluid reservoir.

Chevrolet Camaro RS 1990 - MISCELLANEOUS

Chevrolet Camaro RS 1990 MISCELLANEOUS LOCATION

Component	Location
A/C Clutch Diode	Taped in harness, near A/C compressor clutch.
A/C-Heater Blower Resistors	On blower housing, near blower motor.
ALDL Diagnostic Connector
3.1L	Under left side of dash, on fuse block. See Fig. 1 .
5.0L (VIN E)	Under left side of dash, on fuse block. See Fig. 4 .
5.0L (VIN F) & 5.7L (VIN 8)
Camaro	Under left side of dash, on fuse block. See Fig. 2 .
Firebird	Under left side of dash, on fuse block. See Fig. 3 .
Fuel Pump Prime/Test Connector
3.1L (VIN T)	On left firewall, near relay bracket. See Fig. 1 .
5.0L (VIN E)	On right rear corner of engine compartment. See Fig. 4 .
5.0L (VIN F) & 5.7L (VIN 8)
Camaro	On right rear corner of engine compartment. See Fig. 2 .
Firebird	On right rear corner of engine compartment. See Fig. 3 .
VSS Buffer (5.0L VIN E)	Behind right side of dash.