ELECTRICAL COMPONENT LOCATOR 1994 AUDI S4

Audi S4 1994 - BUZZERS, RELAYS & TIMERS

Audi S4 1994 BUZZERS, RELAYS & TIMERS LOCATION

Component	Component Location
ABS Combi Relay	In auxiliary relay station No. 2.
A/C Relay	In auxiliary relay station No. 1.
Air Bag Control Light Relay	In auxiliary relay station No. 3.
Automatic Seat Power Relay	Under right side of driver's seat.
Cooling Fan Relay	In auxiliary relay station No. 1.
Cruise Control Relay	Under dash, near cruise control unit.
Dual Horn Relay	In central electric panel.
Fuel Pump Relay	In central electric panel.
Power Sun Roof Relay	In left front corner of sun roof.
Seat Belt Warning Buzzer	Under left side of dash.
Starter/Back-Up Light Relay	In central electric panel.
Turn Signal Hazard Flasher	Behind left side of dash.
Windshield Wiper Relay	In central electric panel.

Audi S4 1994 CIRCUIT PROTECTION DEVICES LOCATION

Component	Component Location
Auxiliary Relay Station No. 1	In left rear of engine compartment. See Fig. 1 .
Auxiliary Relay Station No. 2	Behind left kick panel. See Fig. 1 .
Auxiliary Relay Station No. 3	Behind right kick panel. See Fig. 1 .
Central Electric Station	Under left side of dash. See Fig. 1 .
Circuit Breaker (Anti-Theft Alarm)	In auxiliary relay station No. 1.
Circuit Breaker (Central Locking)	In auxiliary relay station No. 1.
Circuit Breaker (Charcoal Canister Frequency Valve)	In electronic control box, under passenger-side footwell.
Circuit Breaker (Fuel Injectors)	In electronic control box, under passenger-side footwell.
Circuit Breaker (Oxygen Sensor)	In electronic control box, under passenger-side footwell.
Circuit Breaker (Power Windows)	In auxiliary relay station No. 2.
Circuit Breaker (Sun Roof)	In auxiliary relay station No. 1.
Fuse Block	In left side of dash. See Fig. 1 .

Audi S4 1994 CONTROL UNITS LOCATION

Component	Component Location
ABS Control Unit	Under left rear passenger seat.
A/C Blower Control Unit	On right side of A/C evaporator housing.
A/C Control Unit	In center of dash.
Air Bag Control Unit	Under front of center console.
A/T Control Unit	Under left side of dash, on left side of pedal bracket.
Automatic Seat Control Unit	Under driver seat.
Cruise Control Unit	Behind glove box, on right side of dash.
Fuel Injection Control Unit	In electronic control box, under passenger-side footwell.
Power Window Control Modules (2)	In auxiliary relay station No. 2.
Rear Differential Lock Control Unit	Under center of rear seat.
Servotronic Control Unit	Behind glove box, on right side of dash.
Shift Lock Control Module	In auxiliary relay station No. 2.
Taillight Control Unit	On left side of trunk, near antenna.

Audi S4 1994 MOTORS LOCATION

Component	Component Location
A/C Temperature Regulation Servo	Above transmission tunnel, in footwell.
A/C Temperature Sensor Fan Motor	Next to dash A/C temperature sensor.
Electric Fuel Pump Motor	Under right side of vehicle, near fuel tank.
Wiper Motor	In firewall tray, on left side.

Audi S4 1994 SENDING UNITS/SENSORS LOCATION

Component	Component Location
ABS Speed Sensors	On each respective wheel.
A/C Ambient Temperature Sensor	Near hood latch, in evaporator plenum.
A/C In-Car Temperature Sensors (2)	On top center of dash, next to dome light.
Brake Pad Wear Sensor	On each inboard brake pad.
Coolant Temperature Sensor	On coolant flange, behind left cylinder head.
Cruise Control Speed Sensor	Behind speedometer assembly.
EGR Temperature Sensor	On left top rear of engine.
Engine RPM Sensor	On left side of transmission bellhousing.
Ignition Timing Sensor	On left side of engine.
Knock Sensors	On left side of engine block.
Low Brake Fluid Sensor	In master cylinder reservoir cap.

Audi S4 1994 SOLENOIDS/SOLENOID VALVES LOCATION

Component	Component Location
Charcoal Canister Shutoff Valve	On top of charcoal canister.
Idle Stabilization Valve	In air by-pass hose.

Audi S4 1994 SWITCHES LOCATION

Component	Component Location
A/C Low Pressure Switch	In A/C low pressure line, between evaporator & accumulator.
A/C High Pressure Switch	In A/C high pressure line.
A/C Kickdown Switch	Under accelerator pedal.
Back-Up Light Switch	On right side of gearshift housing.
Brake/Cruise Switch	On bracket, at top of brake pedal.
Clutch/Cruise Switch	On bracket, at top of clutch pedal.
Idle Switch	On throttle body.
Longitudinal Acceleration Switch	Under rear seat.
Oil Pressure Switch	On side of engine block, next to oil dipstick.
Parking Brake Switch	Below parking brake lever.
Throttle Valve Potentiometer Switch	On throttle body.

Audi S4 1994 MISCELLANEOUS LOCATION

Component	Component Location
Blower Motor Resistor	On blower housing.
Diagnostic Connectors	In auxiliary relay station No. 1.
Electronic Control Box	Under carpet, on passenger-side footwell. See Fig. 1 .