Volkswagen Beetle A4 (1997-2005) (below right side of dash panel cover) Wiring diagrams

BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/VIO WIRE BLK/WHT WIRE BLU WIRE BLU/WHT WIRE BRAKELIGHT SWITCH (ABOVE BRAKE PEDAL) BRN WIRE BRN/BLU WIRE COMPUTER DATA LINES SYSTEM COOLANT FAN CONTROL MODULE (LEFT OF RADIATOR) DATA LINK CONNECTOR (UNDER LEFT SIDE OF DASH, BELOW STEERING COLUMN) FUSE 11 FUSE 13 FUSE 31 FUSE 7 FUSE PANEL (BEHIND LEFT SIDE OF DASH) FUSE 15 GRN WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GRY/WHT WIRE HOT AT ALL TIMES HOT IN ON OR START MOTRONIC ENGINE CONTROL MODULE (BELOW LEFT SIDE OF DASH PANEL COVER) MULTI-FUNCTION TRANSMISSION RANGE SWITCH (TOP REAR OF TRANSAXLE) NCA WIRE ORG/BLK WIRE ORG/BRN WIRE PARK/ NEUTRAL POSITION RELAY RED WIRE RED/BLK WIRE RED/BRN WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE SELECTOR LEVEL POSITION P/N WARNING LIGHT SHIFT LOCK SOLENOID SOLENOID VALVES SOLID STATE STARTING/ CHARGING SYSTEM THIRTEEN POSITION AUXILIARY RELAY PANEL (INTEGRAL TO RELAY PANEL) TRANSMISSION CONTROL MODULE (BELOW RIGHT SIDE OF DASH PANEL COVER) TRANSMISSION FLUID TEMPERATURE SENSOR TRANSMISSION VEHICLE SPEED SENSOR (ON TOP OF TRANSAXLE) VALVE BODY VEHICLE SPEED SENSOR VIO/BLK WIRE WHT WIRE YEL WIRE YEL/BLU WIRE

BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/VIO WIRE BLK/WHT WIRE BLU WIRE BLU/WHT WIRE BRAKELIGHT SWITCH (ABOVE BRAKE PEDAL) BRN WIRE BRN/BLU WIRE COMPUTER DATA LINES SYSTEM COOLANT FAN CONTROL MODULE (LEFT OF RADIATOR) DATA LINK CONNECTOR (UNDER LEFT SIDE OF DASH, BELOW STEERING COLUMN) FUSE 11 FUSE 13 FUSE 31 FUSE 7 FUSE PANEL (BEHIND LEFT SIDE OF DASH) FUSE 15 GRN WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GRY/WHT WIRE HOT AT ALL TIMES HOT IN ON OR START MULTI-FUNCTION TRANSMISSION RANGE SWITCH (TOP REAR OF TRANSAXLE) NCA WIRE ORG/BLK WIRE ORG/BRN WIRE PARK/ NEUTRAL POSITION RELAY RED WIRE RED/BLK WIRE RED/BRN WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE SELECTOR LEVEL POSITION P/N WARNING LIGHT SHIFT LOCK SOLENOID SOLENOID VALVES SOLID STATE STARTING/ CHARGING SYSTEM THIRTEEN POSITION AUXILIARY RELAY PANEL (INTEGRAL TO RELAY PANEL) TRANSMISSION CONTROL MODULE (BELOW RIGHT SIDE OF DASH PANEL COVER) TRANSMISSION FLUID TEMPERATURE SENSOR TRANSMISSION VEHICLE SPEED SENSOR (ON TOP OF TRANSAXLE) VALVE BODY VEHICLE SPEED SENSOR VIO/BLK WIRE WHT WIRE YEL WIRE YEL/BLU WIRE

BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLU WIRE BRN WIRE BRN/BLK WIRE FUSE 7 FUSE PANEL (BEHIND LEFT SIDE OF DASH) FUSE 31 GRN WIRE GRY/BLK WIRE HOT IN ON OR START LEFT BACK-UP LIGHT M/T A/T PARK/NEUTRAL POSITION RELAY (A/T) RED WIRE RED/GRN WIRE RED/GRY WIRE RED/YEL WIRE RIGHT BACK-UP LIGHT SOLID STATE TRANSMISSION CONTROL MODULE (TCM) (BELOW RIGHT SIDE OF DASH) VIO/BLK WIRE YEL/BLU WIRE

BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLU WIRE BRN WIRE BRN/BLK WIRE FUSE 7 FUSE PANEL (BEHIND LEFT SIDE OF DASH) FUSE 31 GRN WIRE GRY/BLK WIRE HOT IN ON OR START LEFT BACK-UP LIGHT M/T A/T PARK/NEUTRAL POSITION RELAY (A/T) RED WIRE RED/GRN WIRE RED/GRY WIRE RED/YEL WIRE RIGHT BACK-UP LIGHT SOLID STATE TRANSMISSION CONTROL MODULE (TCM) (BELOW RIGHT SIDE OF DASH) VIO/BLK WIRE YEL/BLU WIRE

A/C CLUTCH ABS CONTROL MODULE AFTER- BATTERY BLK WIRE BLU/GRN WIRE BRAKE FLUID LEVEL WARNING SWITCH BRN WIRE BRN/BLK WIRE BRN/RED WIRE BRN/YEL WIRE COOLANT FAN COOLANT FAN CONTROL (FC) CONTROL MODULE COOLANT PUMP (1.8L) HIGH PRESSURE SENSOR HOOD ALARM SWITCH HORNS IGNITION COIL (2.0L) IGNITION COILS (1.8L) LEFT FRONT TURN SIGNAL, SIDE MARKER LIGHT LEFT HEADLIGHT ASSEMBLY MOTRONIC ENGINE CONTROL MODULE (ECM) MULTI-FUNCTION TRANSMISSION RANGE SWITCH POSITIVE CRANK CASE VENTILATION HEATING ELEMENT RIGHT COOLANT FAN RIGHT FRONT TURN SIGNAL/ SIDE MARKER LIGHT RIGHT HEADLIGHT ASSEMBLY RUN WIRE SECONDARY AIR INJECTION PUMP MOTOR SPEEDOMETER VEHICLE SPEED SENSOR (VSS) (1.8L) SPEEDOMETER VEHICLE SPEED SENSOR (VSS) (2.0L) THIRD SPEED COOLANT FAN CONTROL (FC) RELAY (1.8L) TOP OF TRANSMISSION) TRANSMISSION CONTROL MODULE (TCM) WINDSHIELD WIPER MOTOR

132 (OR 193) A/C CLUTCH ABS CONTROL MODULE AFTER- BATTERY BLK WIRE BLU/GRN WIRE BRAKE FLUID LEVEL WARNING SWITCH BRN WIRE BRN/BLK WIRE BRN/RED WIRE BRN/YEL WIRE COOLANT FAN COOLANT FAN CONTROL (FC) CONTROL MODULE COOLANT PUMP (1.8L) DIESEL DIRECT FUEL INJECTION ENGINE CONTROL MODULE (ECM) (1.9L) GLOW PLUG TRIGGERING CONTROL MODULE (1.9L) HOOD ALARM SWITCH HORNS IGNITION COIL (2.0L) IGNITION COILS (1.8L) LEFT FRONT TURN SIGNAL, SIDE MARKER LIGHT LEFT HEADLIGHT ASSEMBLY MOTRONIC ENGINE CONTROL MODULE (ECM) MULTI-FUNCTION TRANSMISSION RANGE SWITCH PARK/NEUTRAL POSITION RELAY POSITIVE CRANK CASE VENTILATION HEATING ELEMENT POSITIVE CRANKCASE VENTILATION HEATING ELEMENT (1.9L) RED WIRE RIGHT COOLANT FAN RIGHT FRONT TURN SIGNAL/ SIDE MARKER LIGHT RIGHT HEADLIGHT ASSEMBLY RUN WIRE SECONDARY AIR INJECTION PUMP MOTOR (EXCEPT 1.9L) SPEEDOMETER VEHICLE SPEED SENSOR (VSS) (1.8L) SPEEDOMETER VEHICLE SPEED SENSOR (VSS) (1.9L) SPEEDOMETER VEHICLE SPEED SENSOR (VSS) (2.0L) THIRD SPEED COOLANT FAN CONTROL (FC) RELAY (1.8L) TOP OF TRANSMISSION) TRANSMISSION CONTROL MODULE (TCM) WINDSHIELD WIPER MOTOR

BATTERY BLK WIRE BRN WIRE FUSE 176 FUSE BRACKET (ON BATTERY COVER) IGNITION/ STARTER SWITCH LOCK MULTI-FUNCTION TRANSMISSION RANGE SWITCH (ON TOP REAR OF TRANSAXLE) PARK/NEUTRAL POSITION RELAY (ON THIRTEEN POSITION AUXILIARY RELAY PANEL) RED WIRE RED/YEL WIRE STARTER THIRTEEN POSITION AUXILIARY RELAY PANEL (BEHIND LEFT SIDE OF DASH) TRANSMISSION CONTROL MODULE (TCM) (BELOW RIGHT SIDE OF DASH PANEL COVER) YEL WIRE

ABS SYSTEM, SUPPLEMENT RESTRAINTS SYSTEM AIRBAG CONTROL MODULE (ON CENTER FLOOR TUNNEL, BELOW HEATER CORE HOUSING) BLK WIRE BLK/VIO WIRE BLU WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/YEL WIRE ELECTRONIC POWER CONTROL FAULT LIGHT FUEL CONSUM SIG FUEL PUMP FUSE 32 FUSE 34 FUSE 43 FUSE 28 FUSE PANEL GRN WIRE GRN/VIO WIRE GRN/WHT WIRE GRY WIRE GRY/BRN WIRE GRY/RED WIRE GRY/WHT WIRE INSTRUMENT CLUSTER KNOCK SENSOR 1 (ON LEFT FRONT OF CYLINDER BLOCK) KNOCK SENSOR 2 (ON LEFT REAR OF CYLINDER BLOCK) LEAK DETECTION PUMP (IN RIGHT REAR WHEELWELL, ABOVE EVAP CANISTER) MALFUNCTION INDICATOR LAMP NCA WIRE ORG/BLK WIRE ORG/BRN WIRE RED WIRE RED/BLK WIRE RED/VIO WIRE SECONDARY AIR INJECTION PUMP MOTOR (LEFT REAR OF CYLINDER HEAD) TRANSMISSIONS SYSTEM VIO/RED WIRE VIO/WHT WIRE WHT WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/BRN WIRE YEL/GRN WIRE

AIRBAG CONTROL MODULE (ON CENTER FLOOR TUNNEL, BELOW HEATER CORE HOUSING) BLK WIRE BLK/BLU WIRE BLK/VIO WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE FUEL PUMP FUSE 32 FUSE 34 FUSE 43 FUSE 28 FUSE PANEL GRN/BLK WIRE GRN/BLU WIRE GRN/VIO WIRE GRY WIRE GRY/BRN WIRE GRY/WHT WIRE INSTRUMENT CLUSTER KNOCK SENSOR 1 (ON LEFT SIDE OF ENGINE, TOWARDS FRONT OF CYL BLOCK) KNOCK SENSOR 2 (ON LEFT SIDE OF ENGINE, BEHIND IGN COIL) NCA WIRE ORG/BLK WIRE ORG/BRN WIRE RED WIRE RED/BLK WIRE RED/VIO WIRE RED/WHT WIRE SECONDARY AIR INJECTION PUMP MOTOR (LEFT OF REAR CYLINDER HEAD) TRANSMISSIONS SYSTEM VIO/RED WIRE VIO/WHT WIRE WHT WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE

AIRBAG CONTROL MODULE (ON CENTER FLOOR TUNNEL, BELOW HEATER CORE HOUSING) BLK WIRE BLK/VIO WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/RED WIRE BRN/YEL WIRE FUEL PUMP FUSE 32 FUSE 34 FUSE 43 FUSE 28 FUSE PANEL GRN WIRE GRN/BLU WIRE GRN/VIO WIRE GRY WIRE GRY/BRN WIRE GRY/WHT WIRE INSTRUMENT CLUSTER KNOCK SENSOR 1 (ON LEFT SIDE OF ENGINE, TOWARDS FRONT OF CYL BLOCK) KNOCK SENSOR 2 (ON LEFT SIDE OF ENGINE, BEHIND IGN COIL) NCA WIRE ORG/BLK WIRE ORG/BRN WIRE RED WIRE RED/BLK WIRE RED/VIO WIRE SECONDARY AIR INJECTION PUMP MOTOR (LEFT OF REAR CYLINDER HEAD) TRANSMISSIONS SYSTEM VIO/RED WIRE VIO/WHT WIRE WHT WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE