Audi A8 D2 facelift (1999-2002) motronic engine control module (in plenum chamber e-box) Wiring diagrams

ABS CONTROL MODULE (BELOW LEFT SIDE OF DASH) ABS INLET VALVES ABS OUTLET VALVES ABS RETURN FLOW PUMP RELAY ABS SOLENOID VALVE RELAY ABS WARNING LIGHT BLK WIRE BLK/BLU WIRE BLK/RED WIRE BLK/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/RED WIRE HOT AT ALL TIMES HOT IN ON OR START INSTRUMENT CLUSTER LEFT FRONT LEFT FRONT ABS WHEEL SPEED SENSOR LEFT REAR LEFT REAR ABS WHEEL SPEED SENSOR MOTRONIC ENGINE CONTROL MODULE (IN PLENUM CHAMBER E-BOX) RED/BLK 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 TRACTION CONTROL OUTLET VALVES TRACTION CONTROL SWITCH- OVER VALVES WHT WIRE WHT/BLK WIRE WHT/BRN WIRE YEL 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

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

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

ANTI-LOCK BRAKES SYSTEM CRUISE CONTROL SYSTEM BLK WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/VIO WIRE BRN/WHT WIRE ENGINE SPEED SENSOR (ON LEFT FRONT OF TRANSMISSION) FUEL INJECTORS FUSE GRN WIRE GRN/BLK WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/RED WIRE GRN/VIO WIRE GRN/WHT WIRE GRY WIRE GRY/BRN WIRE GRY/WHT WIRE GRY/YEL WIRE HOT AT ALL TIMES CENTRAL ELECTRIC PANEL INSTRUMENT CLUSTER INSTRUMENT CLUSTER COMBINATION PROCESSOR KNOCK SENSOR 1 (UNDER INTAKE MANIFOLD, BELOW RIGHT CYLINDER HEAD) KNOCK SENSOR 2 (ON LEFT SIDE OF ENG BLOCK) MOTRONIC ENGINE CONTROL MODULE (IN PLENUM CHAMBER E-BOX) NCA WIRE OIL LEVEL THERMAL SENSOR PLENUM CHAMBER E-BOX RELAY & FUSE PANEL (IN PLENUM CHAMBER E-BOX) RED WIRE RED/BLK WIRE RED/GRY WIRE RED/VIO WIRE SUPPLEMENTAL RESTRAINTS, ANTI-THEFT, DOOR LOCKS, EXTERIOR LIGHTS SYSTEM THROTTLE VALVE CONTROL MODULE VIO WIRE VIO/RED WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/YEL WIRE YEL WIRE YEL/VIO WIRE YEL/WHT WIRE