Audi A6 C4 (1994-1997) central electric panel Wiring diagrams

ABS CONTROL MODULE (BELOW LEFT REAR SEAT) ABS HYDRAULIC UNIT (LEFT FIREWALL) ABS RETURN FLOW PUMP ABS RETURN FLOW PUMP RELAY ABS SOLENOID RELAY ABS WARNING BLK WIRE BLK/GRN WIRE BLK/WHT WIRE BLU WIRE BRAKE LAMP SWITCH BRN WIRE BRN/YEL WIRE CENTRAL ELECTRIC PANEL DATA LINK CONNECTOR DIFFERENTIAL LOCK VALVES ELECTRONIC DIFFERENTIAL LOCK CUT- OUT RELAY FL ABS SOLENOID VALVES FUSE 15 FUSE 21 FUSE 9 FUSE PANEL GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT IN ON OR START IND INSTRUMENT CLUSTER LEFT FRONT WHEEL SENSOR NCA WIRE RED WIRE RED/BLK WIRE RED/WHT WIRE RIGHT FRONT WHEEL SENSOR LEFT REAR WHEEL SENSOR RIGHT REAR WHEEL SENSOR SPEEDOMETER TRANSMISSION CONTROL MODULE WHT WIRE WHT/BLU WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/RED WIRE

ABS CONTROL MODULE (BELOW LEFT REAR SEAT) ABS HYDRAULIC UNIT (LEFT FIREWALL) ABS RETURN FLOW PUMP ABS RETURN FLOW PUMP RELAY ABS SOLENOID RELAY ABS WARNING BLK WIRE BLK/GRN WIRE BLK/WHT WIRE BLU WIRE BRAKE LAMP SWITCH BRN WIRE BRN/YEL WIRE CENTRAL ELECTRIC PANEL DATA LINK CONNECTOR FL ABS SOLENOID VALVES FUSE 15 FUSE 21 FUSE 9 FUSE PANEL GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT IN ON OR START IND INSTRUMENT CLUSTER LEFT FRONT WHEEL SENSOR NCA WIRE RED WIRE RED/BLK WIRE RED/WHT WIRE RIGHT FRONT WHEEL SENSOR LEFT REAR WHEEL SENSOR RIGHT REAR WHEEL SENSOR WHT WIRE YEL WIRE YEL/BLK WIRE YEL/RED WIRE

ABS CONTROL MODULE (BELOW LEFT REAR SEAT) ABS HYDRAULIC UNIT (LEFT FIREWALL) ABS RETURN FLOW PUMP ABS RETURN FLOW PUMP RELAY ABS SOLENOID RELAY ABS WARNING BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/YEL WIRE BLU WIRE BLU/RED WIRE BRAKE LAMP SWITCH BRN WIRE BRN/BLK WIRE BRN/YEL WIRE CENTRAL ELECTRIC PANEL DATA LINK CONNECTOR (ON AUXILIARY RELAY PANEL 1) DIFFERENTIAL LOCK CONTROL MODULE DIFFERENTIAL LOCK SWITCH DISPLAY UNIT FR ABS SOLENOID VALVES FUSE 14 FUSE 15 FUSE 21 FUSE 9 FUSE PANEL GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRY WIRE GRY/VIO WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT IN ON OR START IND INSTRUMENT CLUSTER LEFT FRONT WHEEL SENSOR LEFT REAR WHEEL SENSOR NCA WIRE REAR DIFF LOCK IND REAR DIFFERENTIAL LOCK SWITCH RED WIRE RED/BLK WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT WHEEL SENSOR SPEEDOMETER VIO/BLK WIRE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/VIO WIRE YEL WIRE YEL/BLK WIRE YEL/RED WIRE

A/T BACK-UP LIGHT SWITCH BLK WIRE BLU WIRE BLU/RED WIRE BRN WIRE CENTRAL ELECTRIC PANEL FUSE 14 FUSE PANEL GRY WIRE HOT IN RUN OR ACC LEFT BACK-UP LIGHT M/T MEMORY MIRROR CONTROL MODULE MULTI-FUNCTION TRANSMISSION RANGE SWITCH PARK/ NEUTRAL POSITION RELAY RED WIRE RIGHT BACK-UP LIGHT

1996 ONLY 31 46 (1995) (1996) A/C CONTROL HEAD AIRBAG CONTROL MODULE ABS CONTROL MODULE AUXILIARY RELAY PANEL 1 BLK WIRE BLU WIRE BRN WIRE CENTRAL ELECTRIC PANEL DATA LINK (DLC) CONNECTOR ENGINE CONTROL MODULE (ECM) FUSE 19 FUSE PANEL GRN WIRE GRN/BRN WIRE GRN/RED WIRE GRN/VIO WIRE GRN/YEL WIRE HOT AT ALL TIMES RED WIRE RED/WHT WIRE TRANS- MISSION CONTROL MODULE (TCM) INSTRUMENT CLUSTER VIO WIRE WHT WIRE YEL WIRE

A/T ONLY ABS CONTROL MODULE ANTI-THEFT SYSTEM AUTO CHECK SYSTEM AUXILIARY RELAY PANEL 1 BLK WIRE BLK/BLU WIRE BLU WIRE BRAKE LIGHT SWITCH BRAKE VACUUM VENT VALVE BRN WIRE CENTRAL ELECTRIC PANEL CONNECTOR STATION 2 EMERGENCY FLASHER RELAY EMERGENCY FLASHER SWITCH FUSE FUSE PANEL FUSE PANEL FUSE GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRY WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/RED WIRE GRY/WHT WIRE GRY/YEL WIRE HEAD HEAD PARK HEAD PARK HEAD/ PARK LIGHT SWITCH OFF PARK HEADLIGHTS SYSTEM HIGH MOUNT BRAKE LIGHT HOT AT ALL TIMES HOT IN RUN OR ACC INSTRUMENT CLUSTER INSTRUMENT CLUSTER DAYTIME RUNNING LIGHTS SWITCH- OVER RELAY LAMP CONTROL MODULE LEFT FRONT PARK LIGHT LEFT FRONT TURN LIGHT LEFT REAR TAIL/STOP/ TURN LIGHTS LEFT RIGHT TURN IND TURN IND LICENSE PLATE LIGHTS LIGHT SWITCH OFF RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT PARK LIGHT RIGHT FRONT TURN LIGHT RIGHT REAR TAIL/STOP/ TURN LIGHTS SHIFT LOCK SOLENOID, SHIFT LOCK CONTROL MODULE SOLID STATE STOP TAIL TAIL TURN STOP TURN TURN SIGNAL SWITCH WHT WIRE YEL WIRE YEL/BLK WIRE YEL/BRN WIRE YEL/GRN WIRE

BAT(30) BLK WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/GRY WIRE BLU WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/RED WIRE BRN WIRE BRN/RED WIRE BRN/WHT WIRE CAMSHAFT POSITION SENSOR CENTRAL ELECTRIC PANEL CLOSED THROTTLE POSITION SWITCH/ THROTTLE POSITION SENSOR CRANKSHAFT POSITION SENSOR DATA LINK CONNECTOR (BEHIND CONSOLE) DATA LINK CONNECTOR (RAPID DATA TRANSFER) EGR TEMPERATURE SENSOR ELECTRONIC BOX FUSE 103 ENGINE COOLANT TEMPERATURE SENSOR ENGINE SPEED SENSOR GRN WIRE GRN/GRY WIRE GRN/RED WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/RED WIRE GRY/YEL WIRE IGN (15) IGNITION COIL 1 IGNITION COIL 2 IGNITION COIL 3 INSTRUMENT CLUSTER INSTRUMENT CLUSTER COMBINATION PROCESSOR INTAKE MANIFOLD CHANGE-OVER VALVE KNOCK SENSOR #1 (RIGHT I/P) KNOCK SENSOR #2 MASS AIR FLOW SENSOR MFI ENGINE CONTROL MODULE NCA WIRE OXYGEN SENSOR 2 OXYGEN SENSOR 1 POWER OUTPUT STAGE RED WIRE RED/BLK WIRE SHIELD 1 2 3 4 5 6 7 SOLID STATE SPARK PLUGS 1, 6 SPARK PLUGS 2, 4 SPARK PLUGS 3, 5 SPEEDO- METER VEHICLE SPEED SENSOR SPEEDOMETER TACHOMETER VIO WIRE WHT WIRE YEL WIRE YEL/GRN WIRE YEL/RED WIRE YEL/WHT WIRE

#5 #4 #3 #2 #1 ABS CONTROL MODULE BAT(30) BLK WIRE BLK/GRN WIRE BLK/RED WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/RED WIRE BLU/VIO WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE CENTRAL ELECTRIC PANEL COMPUTER DISPLAY UNIT DTI EGR VACUUM REGULATOR SOLENOID VALVE ELECTRONIC BOX EVAPORATIVE EMISSION CANISTER PURGE REGULATOR VALVE EVAPORATIVE EMISSION SENSOR FUEL INJECTORS FUEL PUMP FUEL PUMP RELAY FUSE 72 FUSE 73 FUSE BLOCK FUSE 17 GRN WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE HOT IN ON OR START FUSE BLOCK FUSE 14 IDLE AIR CONTROL VALVE IGN(15) MAL- FUNCTION INDICATOR LAMP (MIL) A/C CONTROL HEAD MFI ENGINE CONTROL MODULE NCA WIRE OXYGEN SENSOR 1 HEATER OXYGEN SENSOR 1 HEATER, B/H TWC OXYGEN SENSOR 1, B/H TWC OXYGEN SENSOR 2 HEATER OXYGEN SENSOR 2 HEATER, B/H TWC OXYGEN SENSOR 2, B/H TWC RED WIRE SHIELD 1 2 3 4 5 6 7 VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/RED WIRE YEL/WHT WIRE

1 2 3 4 5 6 7 8 9 SHIELD BAT(30) BLK WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/GRY WIRE BLU WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/RED WIRE BRN WIRE BRN/BLU WIRE BRN/RED WIRE BRN/WHT WIRE CAMSHAFT POSITION SENSOR CENTRAL ELECTRIC PANEL CLOSED THROTTLE POSITION SWITCH/ THROTTLE POSITION SENSOR CRANKSHAFT POSITION SENSOR DATA LINK CONNECTOR (BEHIND CONSOLE) DATA LINK CONNECTOR (RAPID DATA TRANSFER) EGR TEMPERATURE SENSOR ELECTRONIC BOX FUSE 103 ENGINE COOLANT TEMPERATURE SENSOR ENGINE SPEED SENSOR GRN WIRE GRN/GRY WIRE GRN/RED WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/RED WIRE GRY/YEL WIRE IGN (15) IGNITION COIL 1 IGNITION COIL 2 IGNITION COIL 3 INSTRUMENT CLUSTER INSTRUMENT CLUSTER COMBINATION PROCESSOR INTAKE CHANGE- OVER VALVE KNOCK SENSOR #1 (RIGHT I/P) KNOCK SENSOR #2 MASS AIR FLOW SENSOR MFI ENGINE CONTROL MODULE NCA WIRE OXYGEN SENSOR 1 OXYGEN SENSOR 2 POWER OUTPUT STAGE RED WIRE RED/BLK WIRE SOLID STATE SPARK PLUGS 1, 6 SPARK PLUGS 2, 4 SPARK PLUGS 3, 5 SPEEDO- METER VEHICLE SPEED SENSOR SPEEDOMETER TACHOMETER TRANSMISSION CONTROL MODULE (W/ A/T) VIO WIRE VIO/BLK WIRE WHT WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE YEL/GRY WIRE YEL/RED WIRE YEL/WHT WIRE

#1 #2 #3 #4 #5 #6 1 2 3 4 5 6 7 8 9 SHIELD A/C CONTROL HEAD ABS CONTROL MODULE AUXILIARY RELAY PANEL 3 BAT(30) BLK WIRE BLK/GRN WIRE BLK/RED WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/RED WIRE BLU/VIO WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE CENTRAL ELECTRIC PANEL COMPUTER DISPLAY UNIT DTI EGR VACUUM REGULATOR SOLENOID VALVE SECONDARY AIR INJECTION SOLENOID VALVE ELECTRONIC BOX EVAPORATIVE EMISSION CANISTER PURGE REGULATOR VALVE EVAPORATIVE EMISSION CANISTER PURGE SOLENOID VALVE FUEL INJECTORS FUEL PUMP FUEL PUMP RELAY FUEL SYSTEM DIAGNOSTIC PUMP FUSE 130 FUSE 72 FUSE 73 FUSE BLOCK FUSE 14 FUSE BLOCK FUSE 17 GRN WIRE GRN/RED WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE HOT IN ON OR START IDLE AIR CONTROL VALVE IGN(15) MAL- FUNCTION INDICATOR LAMP (MIL) MFI ENGINE CONTROL MODULE NCA WIRE OXYGEN SENSOR 1 HEATER OXYGEN SENSOR 1 HEATER, B/H TWC OXYGEN SENSOR 1, B/H TWC OXYGEN SENSOR 2 HEATER OXYGEN SENSOR 2 HEATER, B/H TWC OXYGEN SENSOR 2, B/H TWC RED WIRE SECONDARY AIR INJECTION PUMP MOTOR SECONDARY AIR INJECTION PUMP RELAY TRANSMISSION CONTROL MODULE VIO WIRE VIO/BLK WIRE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/RED WIRE YEL/WHT WIRE