Audi A8 D2 facelift (1999-2002) (above right kick panel) Wiring diagrams

ABS CONTROL MODULE (BELOW LEFT SIDE OF DASH) ABS WARNING LIGHT ASR/ESP BUTTON BLK WIRE BLK/BLU WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BLU/GRN WIRE BLU/WHT WIRE BRAKE PRESSURE SENDER BRAKELIGHT SWITCH (ABOVE BRAKE PEDAL, ON BRACKET) VACUUM VENT VALVE BRN WIRE BRN/RED WIRE COMPUTER DATA LINES SYSTEM DATA LINK CONNECTOR FUSE FUSE PANEL (RIGHT FRONT FOOTWELL) GRN/BLK WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/RED WIRE GRY WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT IN ON OR START INSTRUMENT CLUSTER INSTRUMENT CLUSTER SYSTEM PARKING BRAKE WARNING LIGHT SWITCH RED WIRE RED/BLK WIRE RED/WHT WIRE STEERING ANGLE SENSOR TRACTION CONTROL INDICATOR TRANSVERSE ACCELERATION SENSOR VIO WIRE VIO/BLK WIRE WHT WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/RED WIRE WHT/VIO WIRE WHT/YEL WIRE YAW SENSOR YEL WIRE YEL/BLK WIRE YEL/GRN WIRE

1 2 3 SOLID STATE 1/+ 2/- A/C CONTROL HEAD BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/RED WIRE BLK/YEL WIRE BLU/BLK WIRE BLU/WHT WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/RED WIRE BRN/YEL WIRE CENTER VENT ADJUSTING MOTOR/POSITION SENSOR FRESH AIR BLOWER (CENTER REAR OF ENGINE COMPT) FRESH AIR BLOWER CONTROL MODULE (RIGHT REAR OF ENGINE COMPT) GRN WIRE GRN/BLU WIRE GRN/GRY WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/YEL WIRE INTERIOR MONITORING SENSORS CONTROL MODULE ON HVAC ASSEMBLY) FLAP MOTOR TEMPERATURE REGULATOR/POSITION SENSOR ON HVAC ASSEMBLY) LEFT FOOTWELL FLAP MOTOR/POSITION SENSOR ON HVAC ASSEMBLY) RIGHT FOOTWELL FLAP MOTOR/POSITION SENSOR RED WIRE RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/WHT WIRE RED/YEL WIRE SOLID STATE VIO WIRE VIO/BLK WIRE WHT WIRE WHT/BLU WIRE WHT/VIO WIRE YEL WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/RED 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

ANTI-LOCK BRAKES SYSTEM BLK WIRE BLK/BLU WIRE BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BRAKELIGHT SWITCH (ABOVE BRAKE PEDAL, ON BRACKET) BRN WIRE BRN/GRN WIRE BRN/RED WIRE BRN/VIO WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM CRUISE CONTROL SWITCH FUSE FUSE 116 FUSE PANEL (RIGHT FRONT FOOTWELL) GRN/VIO WIRE GRY WIRE GRY/WHT WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT IN RUN OR START INSTRUMENT CLUSTER MOTRONIC ENGINE CONTROL MODULE (IN PLENUM CHAMBER E-BOX) PLENUM CHAMBER E-BOX RELAY & FUSE PANEL (IN PLENUM CHAMBER E-BOX) RED WIRE RED/BLK WIRE RED/GRY WIRE RED/VIO WIRE RED/YEL WIRE SPEEDOMETER VEHICLE SPEED SENSOR (ON LEFT SIDE OF TRANSMISSION) THROTTLE VALVE CONTROL MODULE (ON THROTTLE BODY, LEFT FRONT OF ENG) VIO/RED WIRE WHT WIRE WHT/BRN WIRE WHT/RED WIRE WHT/YEL WIRE YEL WIRE YEL/BLU WIRE YEL/VIO WIRE YEL/WHT WIRE

A/C CONTROL HEAD BLK WIRE BRN WIRE CENTRAL ELECTRIC PANEL DEFOGGER SWITCH DRIVER'S SIDE HEATED MIRROR FUSE FUSE PANEL HOT AT ALL TIMES HOT IN LOAD REDUCTION RELAY PASSENGER'S SIDE HEATED MIRROR REAR WINDOW DEFOGGER (HEAT ELEMENT) RED WIRE RUN WIRE SOLID STATE WHT WIRE YEL WIRE

BLK WIRE BLU WIRE BRN WIRE GRN WIRE GRY/WHT WIRE HOT AT ALL TIMES IGNITION SWITCH INSTRUMENT CLUSTER OFF RUN WIRE SERVOTRONIC CONTROL MODULE (RIGHT FRONT FOOTWELL E-BOX RELAY PANEL) SERVOTRONIC SOLENOID VALVE SPEED SIGNAL WHT WIRE WHT/BLU WIRE

2002-03 ALARM HORN ANTENNA BATTERY BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/YEL WIRE BLU WIRE BLU/GRN WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/RED WIRE BRN/YEL WIRE DATA LINK CONNECTOR DRIVER'S SIDE DOOR LOCK SWITCH DRIVER'S SIDE LOCK CYLINDER LOCK SWITCH FUSE FUSE PANEL GRN WIRE GRN/BLU WIRE GRN/RED WIRE HOOD ALARM SWITCH (ON RIGHT REAR OF ENGINE COMPT) HOT AT ALL TIMES HOT IN RUN IGNITION SWITCH INSTRUMENT CLUSTER COMBINATION PROCESSOR INTERIOR LIGHTS SYSTEM, POWER WINDOWS SYSTEM KEY SWITCH MEMORY SYSTEMS NCA WIRE OFF POWER WINDOWS SYSTEM RADIO RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/YEL WIRE RIGHT FOOTWELL E-BOX AUXILIARY FUSE, RELAY PANEL STARTER STARTING INTERLOCK RELAY SUPPLEMENTAL RESTRAINTS SYSTEM TELEPHONE/ TELEMATIC CONTROL MODULE TRUNK LID ALARM SWITCH (IN TRUNK LID LATCH) TRUNK LOCK ALARM/ CENTRAL LOCKING SWITCH (ON TRUNK LOCK CYLINDER HOUSING) TRUNK RELEASE SYSTEM VIO/BLU WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/YEL WIRE YEL WIRE YEL/VIO 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

AIR CONDITIONING SYSTEM BLK WIRE BLK/GRY WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/GRY WIRE BRAKE LIGHT SWITCH (ABOVE BRAKE PEDAL, ON BRACKET) BRN WIRE BRN/GRN WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM CRUISE CONTROL SYSTEM DATA LINK CONNECTOR (RAPID DATA TRANSFER) FUSE FUSE PANEL (AT RIGHT FRONT OF FOOT- WELL) GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT IN START AND RUN INSTRUMENT CLUSTER SYSTEM MASS AIR FLOW SENSOR (INSIDE UPPER AIR CLEANER HOUSING) MOTRONIC ENGINE CONTROL MODULE (IN PLENUM CHAMBER E-BOX) NCA WIRE PLENUM CHAMBER E-BOX RELAY & FUSE PANEL (IN PLENUM CHAMBER E-BOX) RED WIRE RED/BLK WIRE RED/GRN WIRE RED/YEL WIRE SECONDARY AIR INJECTION PUMP MOTOR SECONDARY AIR INJECTION PUMP RELAY THROTTLE POSITION SENSOR (ON THROTTLE BODY) TRANSMISSION CONTROL MODULE (TCM) (IN PLENUM CHAMBER E-BOX) VIO WIRE VIO/GRY WIRE WHT WIRE WHT/BRN WIRE WHT/RED WIRE YEL WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/VIO WIRE

BLK WIRE BLK/GRY WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BRN WIRE BRN/BLK WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/VIO WIRE CAMSHAFT ADJUSTMENT VALVE 2 CENTRAL ELECTRIC PANEL DTI FUEL GAUGE SENDER FUEL PUMP (IN RIGHT SIDE OF FUEL TANK, ACCESSIBLE FROM RIGHT FRONT OF TRUNK) FUEL PUMP RELAY FUSE FUSE PANEL (AT RIGHT FRONT OF FOOT- WELL) GRN WIRE GRN/BLK WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/WHT WIRE GRY/YEL WIRE HARNESS) HOT AT ALL TIMES IGNITION COIL 1 IGNITION COIL 2 IGNITION COIL 3 IGNITION COIL 4 IGNITION COIL 5 IGNITION COIL 6 IGNITION COIL 7 IGNITION COIL 8 NCA WIRE PLENUM CHAMBER E-BOX RELAY & FUSE PANEL (IN PLENUM CHAMBER E-BOX) RED WIRE RED/BLK WIRE RED/WHT WIRE SPARK PLUG VIO WIRE WHT WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/YEL WIRE YEL WIRE YEL/VIO WIRE YEL/WHT WIRE