Audi A8 D2 facelift (1999-2002) blu/yel Wiring diagrams

ABS CONTROL MODULE (BELOW LEFT SIDE OF DASH) ABS HYDRAULIC UNIT (LEFT FRONT OF ENGINE COMPT) ABS OUTLET LEFT FRONT ABS RETURN FLOW PUMP ABS RETURN FLOW PUMP RELAY ABS SOLENOID VALVE RELAY BLK WIRE BLK/BLU WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BLU/GRN WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE FUSE GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/RED WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE HOT AT ALL TIMES LEFT FRONT LEFT FRONT ABS WHEEL SPEED SENSOR LEFT REAR ABS INLET LEFT REAR ABS OUTLET LEFT REAR ABS WHEEL SPEED SENSOR PILOT VALVE 1 TRACTION CONTROL RED/BLK WIRE RED/WHT WIRE RELAY & FUSE PANEL (RIGHT SIDE OF LUGGAGE COMPT) RELAY PANEL (LEFT SIDE OF DASH, BELOW DRIVER'S STORAGE COMPT) RIGHT FRONT RIGHT FRONT ABS INLET VALVE RIGHT FRONT ABS WHEEL SPEED SENSOR RIGHT REAR RIGHT REAR ABS INLET RIGHT REAR ABS WHEEL SPEED SENSOR TRACTION CONTROL HIGH PRESSURE SWITCH VALVE 1 TRACTION CONTROL HIGH PRESSURE SWITCH VALVE 2 TRACTION CONTROL HYDRAULIC PUMP TRACTION CONTROL PILOT VALVE 2 VALVE VALVE ABS INLET VALVE ABS OUTLET VIO WIRE VIO/BLK WIRE WHT WIRE WHT/BLU WIRE YEL WIRE YEL/BLU WIRE YEL/RED WIRE YEL/WHT WIRE

BLK WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DATA LINK CONNECTOR (BELOW LEFT SIDE OF DASH) ENGINE CONTROL MODULE (IN PLENUM CHAMBER E-BOX) SOLENOID VALVES EXTERIOR LIGHTS SYSTEM (BACKUP) FUSE FUSE PANEL (AT RIGHT FRONT FOOTWELL) GRN WIRE GRN/RED WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE GRY/WHT WIRE HOT AT ALL TIMES HOT IN PARK OR HEAD IGNITION SWITCH ILLUM IND KICKDOWN SWITCH (INTEGRAL W/ ACCELERATOR CABLE) LEFT MULTIFUNCTION TRANSMISSION RANGE SWITCH (LEFT SIDE OF TRANSMISSION) NCA WIRE OFF ORG/BLK WIRE ORG/BRN WIRE PRESSURE CONTROL VALVES RED WIRE RED/WHT WIRE RED/YEL WIRE RELAY & FUSE PANEL (RIGHT SIDE OF LUGGAGE COMPT) FUSE RIGHT RUN WIRE STARTING SYSTEM (INTERLOCK RELAY) STEERING WHEEL CONTROL UNIT TIPTRONIC SWITCH TRANSMISSION CONTROL MODULE (TCM) TRANSMISSION FLUID TEMPERATURE SENSOR TRANSMISSION OUTPUT SPEED SENSOR (RIGHT SIDE OF TRANSMISSION) TRANSMISSION SPEED SENSOR VALVE BODY VIO WIRE VIO/BLK WIRE WHT WIRE WHT/BLU WIRE WHT/RED WIRE YEL WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/WHT WIRE

AIR QUALITY SENSOR BLK WIRE BLK/RED WIRE BLOWER FAN FUSE BLU/RED WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRY WIRE BRN/RED WIRE BRN/YEL WIRE CENTRAL ELECTRIC PANEL COOLANT FAN COOLANT FAN CONTROL RELAY COOLANT FAN CONTROL SERIES RESISTANCE (LOWER LEFT FRONT OF ENGINE COMPT) COOLANT FAN CONTROL THERMAL SWITCH (LOWER RIGHT SIDE OF RADIATOR) COOLANT FAN FUSE FUSE FUSE PANEL (RIGHT FRONT FOOT- WELL) GRN WIRE GRN/BLU WIRE GRN/GRY WIRE GRY BRN/ WIRE HOT AT ALL TIMES HOT W/ LOAD REDUCTION RELAY ENERGIZED LEFT CENTER VENT SWITCH (BEHIND UPPER LEFT CENTER OF DASH, ON VENT) NCA WIRE RED WIRE RED/GRN WIRE RED/GRY WIRE RED/WHT WIRE RED/YEL WIRE SECOND SPEED COOLANT FAN CONTROL RELAY (BELOW LEFT SIDE OF DASH) SOLAR CELLS SOLAR OPERATION CONTROL MODULE SOLID STATE THIRD SPEED COOLANT FAN CONTROL RELAY (BELOW LEFT SIDE OF DASH) VIO/RED WIRE WHT/RED WIRE YEL/GRN WIRE

-1 +2 A/C CLUTCH A/C CLUTCH RELAY (ON RIGHT FRONT FOOTWELL E-BOX RELAY PANEL) A/C CONTROL HEAD A/C PRESSURE SWITCH BLK WIRE BLK/GRY WIRE BLK/VIO WIRE BLK/WHT WIRE BLK/YEL 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/YEL WIRE GRY/BLU WIRE GRY/GRN WIRE HOT AT ALL TIMES HOT IN RUN AND START INSTRUMENT CLUSTER COMBINATION PROCESSOR LEFT HEAT REGULATING VALVE NCA WIRE RED/BLK 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/BRN WIRE WHT/VIO WIRE WIPER/WASHER SYSTEM YEL/BLU WIRE YEL/RED WIRE

A/C CONTROL HEAD A/C REFRIGERANT HIGH PRESSURE SWITCH (BELOW LEFT HEADLIGHT) A/C SYSTEM BLK WIRE BLK/RED WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE BRN/BLU 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 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/BRN WIRE WHT/RED WIRE

ABS CONTROL MODULE (W/ EDL) (BELOW LEFT SIDE OF DASH) BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/YEL WIRE BRAKE WARNING BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/RED WIRE BRN/WHT WIRE COMBINATION PROCESSOR COOLANT LEVEL/TEMP COOLING FANS SYSTEM DRIVER SIDE DOOR CONTACT SWITCH (ON DRIVER DOOR LATCH MECHANISM) ENGINE COOLANT LEVEL WARNING SWITCH (BOTTOM OF COOLANT RESERVOIR) GRN WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/VIO WIRE GRY/WHT WIRE HEADLIGHT HIGH BEAM HOOD ALARM SWITCH (RIGHT REAR OF ENGINE COMPT) INSTRUMENT CLUSTER LEFT FRONT "A" PILLAR MICRO- SWITCH PARK LIGHT RADIO RED WIRE RED/BLK WIRE SPEEDOMETER TRUNK LID ALARM SWITCH (IN TRUNK LID LATCH) VIO WIRE W/ ESP WASHER FLUID LEVEL WHT WIRE WHT/BLU WIRE WIPER/WASHER INTERMITTENT RELAY WIPER/WASHER SYSTEM YEL WIRE YEL/BLU WIRE YEL/GRY WIRE YEL/WHT WIRE

BLK WIRE BLK/GRN WIRE BLK/WHT WIRE BLU WIRE BLU/RED WIRE BLU/YEL WIRE BOARD COMPUTER FUNCTION SELECTOR SWITCH II BRN WIRE BRN/RED WIRE BRN/YEL WIRE COMBINATION PROCESSOR DATA LINK CONNECTOR (RAPID DATA TRANSFER) (BELOW LEFT SIDE OF DASH) FUSE FUSE PANEL GRN WIRE GRN/RED WIRE GRN/YEL WIRE GRY/BLU WIRE GRY/RED WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT IN RUN OR START INSTRUMENT CLUSTER MULTI- FUNCTION TRANSMISSION RANGE SWITCH (ON LEFT SIDE OF TRANSMISSION) NAVIGATION CONTROL UNIT NAVIGATION SYSTEM ANTENNA NCA WIRE ORG/BRN WIRE ORG/VIO WIRE RADIO RED WIRE RED/YEL WIRE TELEPHONE TRANSCEIVER (IF EQUIPPED) VIO/BLU WIRE WHT WIRE WHT/BLU WIRE YEL WIRE YEL/BLU WIRE YEL/GRY WIRE

BLK WIRE BLK/YEL WIRE BLOWER MOTOR BLU WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/YEL WIRE DRIVER'S SIDE DOOR CONTACT SWITCH (ON DOOR LATCH MECHANISM) FUSE FUSE PANEL GRN/RED WIRE GRY WIRE GRY/BLU WIRE GRY/RED WIRE GRY/YEL WIRE HOT AT ALL TIMES INTERIOR MONITORING SENSOR INTERIOR MONITORING SWITCH INTERIOR MONITORING TRANSMITTER LEFT DOOR WARNING LIGHT MOTOR BLOWER PASSENGER'S SIDE DOOR CONTACT SWITCH (ON DOOR LATCH MECHANISM) RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RIGHT DOOR WARNING LIGHT YEL WIRE YEL/VIO WIRE

BLK WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE FUSE FUSE PANEL (RIGHT FRONT FOOTWELL) GRN WIRE GRN/BLU WIRE GRN/YEL WIRE GRY/WHT WIRE GRY/YEL WIRE HOT AT ALL TIMES IGNITION SWITCH KEY-IN IGNITION SWITCH RED WIRE RED/BLK WIRE RED/GRN WIRE STEERING COLUMN ADJUSTMENT AXIAL MOTOR STEERING COLUMN ADJUSTMENT SWITCH STEERING COLUMN ADJUSTMENT VERTICAL MOTOR STEERING COLUMN/ BELT HEIGHT ADJUSTMENT CONTROL MODULE (BELOW LEFT FRONT SEAT) WHT/GRN WIRE YEL/BLU WIRE YEL/WHT WIRE

1/+ 2/- 8 AB AIR BAG CONTROL MODULE BLK WIRE BLK/YEL WIRE BLU WIRE BLU/YEL WIRE BRN WIRE BRN/WHT WIRE BRN/YEL WIRE CENTRAL LOCKING/ ALARM SYSTEM/ INTERIOR LIGHT DELAY CONTROL MODULE DRIVER'S SIDE HEAD AIR BAG IGNITER DRIVER'S SIDE REAR SEAT BELT TENSIONER IGNITER DRIVER'S SIDE SIDE AIR BAG IGNITER DRIVER'S SIDE SIDE REAR AIR BAG IGNITER EMERGENCY FLASHER SWITCH GRN WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/YEL WIRE HOT AT ALL TIMES IGNITION/ STARTER SWITCH INTERFERENCE FILTER LOCK MOTRONIC ENGINE CONTROL MODULE (ECM) NCA WIRE PASSENGER'S SIDE AIR BAG IGNITER 1 PASSENGER'S SIDE HEAD AIR BAG IGNITER PASSENGER'S SIDE REAR SEAT BELT TENSIONER IGNITER PASSENGER'S SIDE SIDE AIR BAG IGNITER PASSENGER'S SIDE SIDE REAR AIR BAG IGNITER RED WIRE RED/BLK WIRE RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/YEL WIRE RUN WIRE SOLID STATE WHT WIRE WHT/BLU WIRE WHT/YEL WIRE YEL WIRE