Audi A8 D2 facelift (1999-2002) Wiring diagram engine performance 4.2l

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 BLU WIRE BRN WIRE BRN/BLK WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/WHT WIRE BRN/YEL WIRE CAMSHAFT ADJUSTMENT VALVE 1 CAMSHAFT POSITION SENSOR (CMP) (ON REAR OF LEFT CYLINDER HEAD) CAMSHAFT POSITION SENSOR (CMP) 2 ENGINE COOLANT TEMPERATURE SENSOR (ON REAR OF RIGHT CYLINDER HEAD) GRN WIRE GRN/BLK WIRE GRN/BRN WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/WHT WIRE GRY/YEL WIRE HEATED OXYGEN INTAKE MANIFOLD TUNING VALVE 2 LEAK DETECTION PUMP (LDP) LEFT ELECTRO- HYDRAULIC ENGINE SOLENOID VALVE NCA WIRE RED WIRE RED/BLK WIRE RED/WHT WIRE RIGHT ELECTRO- HYDRAULIC ENGINE SOLENOID VALVE SECONDARY AIR INJECTION SOLENOID VALVE VIO WIRE WHT WIRE WHT/YEL WIRE YEL WIRE YEL/GRN WIRE YEL/VIO WIRE YEL/WHT 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

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