Audi A8 D2 (1994-1999) computer data lines system Wiring diagrams

ABS CONTROL MODULE (BELOW LEFT SIDE OF DASH) ABS HYDRAULIC UNIT (LEFT FRONT OF ENGINE COMPT) ABS INLET VALVES ABS OUTLET VALVES ABS RETURN FLOW RELAY, PUMP ABS WARNING LIGHT BLK WIRE BLK/BLU WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRAKELIGHT SWITCH (ABOVE BRAKE PEDAL, ON BRACKET) BRN WIRE BRN/RED WIRE COMPUTER DATA LINES SYSTEM DATA LINK CONNECTOR FUSE FUSE PANEL (RIGHT FRONT FOOTWELL) GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/GRN WIRE GRY/RED WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT IN ON OR START INSTRUMENT CLUSTER LEFT FRONT ABS SOLENOID VALVE RELAY LEFT FRONT ABS WHEEL SPEED SENSOR LEFT FRONT RIGHT FRONT LEFT FRONT RIGHT FRONT RIGHT FRONT LEFT REAR LEFT REAR ABS WHEEL SPEED SENSOR MOTRONIC ENGINE CONTROL MODULE (IN PLENUM CHAMBER E-BOX) RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RELAY & FUSE PANEL (RIGHT SIDE OF LUGGAGE COMPT) RIGHT FRONT RIGHT FRONT ABS WHEEL SPEED SENSOR RIGHT REAR RIGHT REAR ABS WHEEL SPEED SENSOR RIGHT REAR LEFT REAR LEFT FRONT TRACTION CONTROL INDICATOR TRACTION CONTROL OUTLET VALVES TRACTION CONTROL SWITCH-OVER VALVES WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE YEL/RED WIRE

ABS CONTROL MODULE (BELOW LEFT SIDE OF DASH) ABS HYDRAULIC UNIT (LEFT FRONT OF ENGINE COMPT) ABS INLET VALVES ABS OUTLET VALVES ABS RETURN FLOW RELAY, PUMP ABS WARNING LIGHT ANTI-SLIP CONTROL SWITCH BLK WIRE BLK/BLU WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRAKELIGHT SWITCH (ABOVE BRAKE PEDAL, ON BRACKET) BRN WIRE BRN/RED WIRE COMPUTER DATA LINES SYSTEM DATA LINK CONNECTOR FUSE FUSE PANEL (RIGHT FRONT FOOTWELL) GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/RED WIRE HOT AT ALL TIMES HOT IN ON OR START INSTRUMENT CLUSTER LEFT FRONT ABS SOLENOID VALVE RELAY LEFT FRONT ABS WHEEL SPEED SENSOR LEFT FRONT RIGHT FRONT RIGHT FRONT LEFT REAR LEFT REAR ABS WHEEL SPEED SENSOR MOTRONIC ENGINE CONTROL MODULE (IN PLENUM CHAMBER E-BOX) RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RELAY & FUSE PANEL (RIGHT SIDE OF LUGGAGE COMPT) RIGHT FRONT ABS WHEEL SPEED SENSOR RIGHT REAR ABS WHEEL SPEED SENSOR RIGHT REAR LEFT FRONT LEFT FRONT RIGHT FRONT RIGHT REAR RIGHT FRONT LEFT REAR TRACTION CONTROL INDICATOR TACH TRACTION CONTROL OUTLET VALVES TRACTION CONTROL SWITCH-OVER VALVES VIO/BLK WIRE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE YEL/RED WIRE

-1 +2 A/C CLUTCH A/C CLUTCH RELAY (ON RIGHT FRONT FOOTWELL E-BOX RELAY PANEL) A/C CONTROL HEAD A/C REFRIGERANT HIGH PRESSURE SWITCH (BELOW LEFT HEADLIGHT) A/C REFRIGERANT LOW PRESSURE SWITCH (LEFT REAR OF ENGINE COMPT) BLK/BLU WIRE BLK/GRY WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/BRN WIRE BLU/YEL WIRE BRN WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE CENTER VENT POSITION SENSOR (BEHIND UPPER CENTER OF DASH, ON HVAC ASSEMBLY) COMPUTER DATA LINES SYSTEM COOLANT PUMP (LEFT REAR OF ENGINE COMPT) DATA LINK CONNECTOR FUSE FUSE PANEL (RIGHT FRONT FOOTWELL) FUSE GRN WIRE GRN/BLU WIRE GRN/RED WIRE GRN/VIO WIRE GRN/YEL WIRE GRY/BLU WIRE GRY/GRN WIRE HOT AT ALL TIMES HOT IN RUN AND START INSTRUMENT CLUSTER COMBINATION PROCESSOR INTERIOR TEMPERATURE SENSOR FAN LEFT HEAT REGULATING VALVE NCA WIRE PROTECTION DIODE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RIGHT CENTER VENT SWITCH (BEHIND UPPER RIGHT CENTER OF DASH, ON VENT) RIGHT HEAT REGULATING VALVE SOLID STATE VIO/RED WIRE WHT/BLU WIRE WHT/VIO WIRE YEL WIRE YEL/BLU WIRE YEL/RED WIRE

A/C CONTROL HEAD A/C REFRIGERANT HIGH PRESSURE SWITCH (BELOW LEFT HEADLIGHT) A/C SYSTEM BLK/RED WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/RED WIRE BRN/YEL WIRE CENTRAL ELECTRIC PANEL COMPUTER DATA LINES SYSTEM COOLANT FAN COOLANT FAN CONTROL RELAY (ON RELAY PANEL) COOLANT FAN CONTROL SERIES RESISTANCE (LOWER LEFT FRONT OF ENGINE COMPT) COOLANT FAN CONTROL THERMAL SWITCH (LOWER RIGHT SIDE OF RADIATOR) COOLANT FAN FUSE DATA LINK CONNECTOR FUSE FUSE PANEL (RIGHT FRONT FOOTWELL) GRN WIRE GRN/RED WIRE GRN/VIO WIRE GRY WIRE HOT AT ALL TIMES HOT W/ LOAD REDUCTION RELAY ENERGIZED INSTRUMENT CLUSTER COMBINATION PROCESSOR MOTRONIC ENGINE CONTROL MODULE (IN PLENUM CHAMBER E-BOX) RED WIRE RED/BLK WIRE RED/GRN WIRE RED/WHT WIRE SECOND SPEED COOLANT FAN CONTROL RELAY (ON RELAY PANEL) SOLID STATE THIRD SPEED COOLANT FAN CONTROL RELAY (BELOW LEFT SIDE OF DASH) WHT/BLU WIRE WHT/RED WIRE YEL WIRE

ABS CONTROL MODULE (W/ EDL) (BELOW LEFT SIDE OF DASH) ABS WARNING AIRBAG CONTROL MODULE (BELOW CENTER OF DASH) AIRBAG MIL BATTERY BLK WIRE BLK/GRN WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/WHT WIRE BLU/YEL WIRE BRAKE FLUID LEVEL WARNING BRAKE PAD WEAR IND BRAKE WARNING BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/RED WIRE BRN/WHT WIRE COMBINATION PROCESSOR COMPUTER DATA LINES SYSTEM COOLANT LEVEL/TEMP COOLING FANS SYSTEM DIGITAL CLOCK DOORS CLOSED IND FUEL RESERVE WARNING GRN/BLU WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/YEL WIRE HEADLIGHTS SYSTEM INSTRUMENT CLUSTER LEFT BRAKE PAD WEAR INDICATOR ELEMENT LOW BEAM/ REAR LIGHT IND NCA WIRE OIL PRESSURE SWITCH (ON RIGHT SIDE OF ENGINE) OIL PRESSURE WARNING OK IND PARK LIGHT PARKING BRAKE WARNING LIGHT SWITCH (BELOW BRAKE LEVER, IN CENTER CONSOLE) RED WIRE RED/BLK WIRE RIGHT BRAKE PAD WEAR INDICATOR ELEMENT SEAT BELT WARNING SPEEDO- METER VEHICLE SPEED SENSOR (ON LEFT SIDE OF TRANS- MISSION) TR SELECTOR LEVER DISPLAY TRANS- MISSION CONTROL MODULE (IN PLENUM CHAMBER E-BOX) TRUNK LID ALARM SWITCH (IN TRUNK LID LATCH) VEHICLE SPEED CONTROL WARNING WASHER FLUID LEVEL WHT WIRE WHT/BLU WIRE WHT/YEL WIRE YEL WIRE YEL/WHT WIRE

AIR BAG CONTROL MODULE (BELOW CENTER OF DASH) AIR BAG MALFUNCTION INDICATOR LAMP (MIL) AIR BAG SPIRAL SPRING/RETURN SPRING W/SLIP RING BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/YEL WIRE BRN WIRE BRN/BLU WIRE BRN/GRY WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DATA LINK CONNECTOR DRIVER'S SIDE AIR BAG IGNITER DRIVER'S SIDE REAR BELT TENSIONER IGNITER DRIVER'S SIDE REAR SEAT OCCUPIED SENSOR (IN BOTTOM OF DRIVER'S SIDE REAR SEAT) DRIVER'S SIDE SIDE AIR BAG CRASH SENSOR FUSE FUSE PANEL (AT RIGHT FRONT FOOTWELL) GRN WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT IN RUN AND START IGNITION/ STARTER SWITCH INSTRUMENT CLUSTER LEFT FRONT "A" PILLAR MICROSWITCH LEFT SEAT BELT TENSIONER IGNITER LOCK NCA WIRE PASSENGER'S SIDE AIR BAG IGNITER PASSENGER'S SIDE AIRBAG IGNITER 1 PASSENGER'S SIDE REAR BELT TENSIONER IGNITER PASSENGER'S SIDE SEAT OCCUPIED SENSOR (IN BOTTOM OF PASSENGER SEAT) PASSENGER'S SIDE SIDE AIR BAG CRASH SENSOR REAR DRIVER'S SIDE, SIDE AIRBAG IGNITER REAR PASSENGER'S SIDE, SIDE AIRBAG IGNITER RED WIRE RED/YEL WIRE RIGHT FRONT "A" PILLAR MICROSWITCH RIGHT SEAT BELT TENSIONER IGNITER RUN WIRE SOLID STATE WHT WIRE WHT/BLU WIRE WHT/YEL WIRE YEL WIRE YEL/BLU WIRE YEL/WHT WIRE