Volkswagen Beetle A4 facelift (2005-2011) (left side of plenum chamber) Wiring diagrams

ABS CONTROL MODULE BATTERY BLK WIRE BRAKE FLUID LEVEL WARNING SWITCH BRN WIRE BRN/BLK WIRE BRN/RED WIRE BRN/YEL WIRE EARLY HIGH PRESSURE SENSOR HIGH TONE HORN HOOD ALARM SWITCH IGNITION COILS LATE PRODUCTION LEFT FRONT FOG LIGHT LEFT FRONT SIDE MARKER LAMP LEFT FRONT TURN SIGNAL LAMP LEFT HEADLIGHT ASSEMBLY LOW TONE HORN MOTRONIC ENGINE CONTROL MODULE (ECM) MULTI-FUNCTION TRANSMISSION RANGE SWITCH NCA WIRE PRODUCTION) RIGHT COOLANT FAN RIGHT FRONT FOG LIGHT RIGHT HEADLIGHT ASSEMBLY RIGHT RIGHT FRONT FRONT SIDE TURN MARKER SIGNAL LAMP LAMP SECONDARY AIR INJECTION (AIR) PUMP MOTOR SPEEDOMETER VEHICLE SPEED OIL SENSOR PRESSURE (VSS) SWITCH TRANSMISSION CONTROL MODULE (TCM) WINDSHIELD WIPER MOTOR

ABS WARNING IND AIR BAG MALFUNCTION IND. AIR CONDITIONING SYSTEM ANTI-THEFT IMMOBILIZER CONTROL MODULE ANTI-THEFT IMMOBILIZER INDUCTION COIL ASR/ESP CONTROL LAMP IND BLK WIRE BLK/GRN WIRE BLK/VIO WIRE BLK/WHT WIRE BLU WIRE BLU/VIO WIRE BLU/WHT WIRE BRAKE FLUID LEVEL WARNING SWITCH BRAKE PAD WEAR IND BRAKE SYSTEM WARNING IND BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM CONTROL MODULE W/ INDICATOR UNIT CONVERTIBLE TOP CONTROL MODULE COOLANT TEMPE- RATURE GAUGE DAYTIME RUNNING LIGHTS CHANGE- OVER RELAY DIGITAL CLOCK DIGITAL DISPLAY LIGHT IND ELECTRONIC POWER CONTROL LAMP IND ENGINE COOLANT LEVEL SENSOR (IN ENGINE COOLANT RESERVOIR) ENGINE COOLANT LEVEL/TEMP WARNING IND ENGINE COOLANT TEMPERATURE (ECT) SENSOR (ON COOLANT FLANGE, ON REAR OF CYL HEAD) FUEL GAUGE FUEL LEVEL SENSOR FUSE 10 FUSE 11 FUSE 15 FUSE PANEL (BEHIND LEFT SIDE OF DASH) GENERATOR GENERATOR WARNING IND GRN WIRE GRN/BLK WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/RED WIRE GRY/WHT WIRE HEADLIGHTS SYSTEM HIGH BEAM IND HOT AT ALL TIMES HOT IN ON OR START HOT W/ KEY IN IGNITION INSTRUMENT CLUSTER LEFT FRONT BRAKE PAD WEAR SENSOR LEFT TURN IND LIGHT SWITCH ON WARNING BUZZER LOW FUEL LEVEL WARNING IND LUGGAGE COMPARTMENT LIGHT SWITCH M/T A/T MOTRONIC ENGINE CONTROL MODULE (ECM) MULTI-FUNCTION INDICATOR ODOMETER DISPLAY OIL PRESSURE SWITCH OIL PRESSURE WARNING IND ORG/BLK WIRE ORG/BRN WIRE PARKING BRAKE IND. PARKING BRAKE WARNING LIGHT SWITCH (AT BOTTOM OF PARKING BRAKE LEVER) REAR LID UNLOCK LAMP IND RED WIRE RED/VIO WIRE RIGHT TURN IND SOUND SYSTEMS SPEEDOMETER SUPPLEMENTAL RESTRAINTS SYSTEM TACHOMETER TIRE PRESSURE MONITORING DISPLAY IND LAMP TURN SIGNAL SWITCH VIO WIRE VIO/BLK WIRE VIO/RED WIRE VIO/YEL WIRE WARNING BUZZER WHT WIRE WHT/BLU WIRE WIPER/ WASHER INTERMITTENT RELAY YEL WIRE YEL/GRN WIRE YEL/RED WIRE

ABS WARNING IND AIR BAG MALFUNCTION IND. AIR CONDITIONING SYSTEM ANTI-THEFT IMMOBILIZER CONTROL MODULE ANTI-THEFT IMMOBILIZER READING COIL ANTI-THEFT, DOOR LOCKS, SOUND SYSTEMS ASR/ESP CONTROL LAMP BLK WIRE BLK/GRN WIRE BLK/WHT WIRE BLU WIRE BLU/WHT WIRE BRAKE FLUID LEVEL WARNING SWITCH BRAKE PAD WEAR IND BRAKE SYSTEM WARNING IND BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM CONTROL MODULE W/ INDICATOR UNIT COOLANT TEMPE- RATURE GAUGE CRUISE CONTROL LIGHT IND DAYTIME RUNNING LIGHTS CHANGE- OVER RELAY DIGITAL CLOCK DIGITAL DISPLAY LIGHT IND ELECTRONIC POWER CONTROL LAMP IND ENGINE COOLANT LEVEL SENSOR (IN ENGINE COOLANT RESERVOIR) ENGINE COOLANT LEVEL/TEMP WARNING IND ENGINE COOLANT TEMPERATURE (ECT) SENSOR (ON COOLANT FLANGE, ON REAR OF CYL HEAD) FUEL GAUGE FUEL LEVEL SENSOR FUSE 10 FUSE 11 FUSE 15 FUSE PANEL (BEHIND LEFT SIDE OF DASH) GENERATOR GENERATOR WARNING IND GLOW PLUG INDICATOR LAMP IND GRN WIRE GRN/BLK WIRE GRN/BRN WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/RED WIRE GRY/WHT WIRE HEADLIGHTS SYSTEM HIGH BEAM IND HOT AT ALL TIMES HOT IN ON OR START HOT W/ KEY IN IGNITION INSTRUMENT CLUSTER LEFT FRONT BRAKE PAD WEAR SENSOR LEFT TURN IND LIGHT SWITCH ON WARNING BUZZER LOW FUEL LEVEL WARNING IND M/T A/T MOTRONIC ENGINE CONTROL MODULE (ECM) (BELOW LEFT SIDE OF DASH COVER) MULTI-FUNCTION INDICATOR ODOMETER DISPLAY OIL PRESSURE SWITCH OIL PRESSURE WARNING IND ORG/BLK WIRE ORG/BRN WIRE PARKING BRAKE IND. PARKING BRAKE WARNING LIGHT SWITCH (AT BOTTOM OF PARKING BRAKE LEVER) POWER SUNROOF CONTROL MODULE (CENTER FRONT OF ROOF) REAR LID UN- LOCK LAMP IND REAR LID UNLOCK SWITCH RED WIRE RED/VIO WIRE RIGHT TURN IND SPEEDOMETER SUPPLEMENTAL RESTRAINTS SYSTEM TACHOMETER TIRE PRESSURE MONITORING DISPLAY IND LAMP IND TURN SIGNAL SWITCH VIO WIRE VIO/BLK WIRE VIO/RED WIRE VIO/YEL WIRE WARNING BUZZER WHT WIRE WHT/VIO WIRE WIPER/ WASHER INTERMITTENT RELAY YEL WIRE YEL/GRN WIRE YEL/RED WIRE

BLK WIRE BLK/GRN WIRE BLU WIRE BRAKE LIGHT SWITCH/ BRAKE PEDAL SWITCH (ABOVE BRAKE PEDAL) BRN WIRE BRN/BLU WIRE BRN/RED WIRE COMPUTER DATA LINES SYSTEM FUSE FUSE 13 FUSE PANEL (BEHIND LEFT SIDE OF DASH) GRN WIRE GRY/WHT WIRE HOT AT ALL TIMES HOT IN ON OR START MOTRONIC ENGINE CONTROL MODULE (ECM) (BELOW LEFT SIDE OF DASH COVER) RED WIRE RED/BLK WIRE SELECTOR LEVEL POSITION P/N WARNING LAMP SHIFT LOCK SOLENOID (ON CENTER TUNNEL, IN SELECTOR MECHANISM HOUSING) TIPTRONIC SWITCH (INTEGRAL TO SHIFT MECHANISM CIRCUIT BOARD) TRANSMISSION CONTROL MODULE (TCM) VIO WIRE VIO/BRN WIRE VIO/RED WIRE WHT WIRE WHT/YEL WIRE YEL WIRE

BACKUP LIGHT RELAY BLK/BLU WIRE BLK/GRN WIRE BLK/VIO WIRE BLK/WHT WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM CONTROL MODULE W/ INDICATOR UNIT DIRECT SHIFT GEARBOX MECHATRONIC DIRECT SHIFT GEARBOX MECHATRONIC FUSE FUSE 11 FUSE 15 FUSE 31 FUSE 337 FUSE 7 GRY/BLU WIRE GRY/WHT WIRE HOT AT ALL TIMES HOT IN ON OR START HOT IN ON OR START FUSE PANEL (BEHIND LEFT SIDE OF DASH) INSTRUMENT CLUSTER CONTROL MODULE ORG/BLK WIRE ORG/BRN WIRE PARK/ NEUTRAL POSITION RELAY RED WIRE RED/BLK WIRE RED/VIO WIRE SOLID STATE SPEEDOMETER VEHICLE SPEED SENSOR (ON TOP OF TRANSAXLE DIFFERENTIAL HOUSING) STARTING/ CHARGING SYSTEM TIPTRONIC SWITCH (INTEGRAL TO SHIFT MECHANISM CIRCUIT BOARD) VIO WIRE WHT/BLU WIRE

BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/VIO WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/VIO WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/RED WIRE BRN/WHT WIRE CLUTCH PEDAL SWITCH (M/T) COOLING FANS SYSTEM CRUISE CONTROL SYSTEM FUSE 237 FUSE 243 FUSE PANEL (BEHIND LEFT SIDE OF DASH) GRN WIRE GRN/VIO WIRE GRY WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/RED WIRE GRY/WHT WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER SYSTEM LEAK DETECTION PUMP (IN RIGHT REAR WHEELWELL) MOTRONIC ENGINE CONTROL MODULE (BELOW LEFT SIDE OF DASH COVER) MOTRONIC ENGINE CONTROL MODULE POWER SUPPLY RELAY ORG/BLK WIRE ORG/BRN WIRE OXYGEN SENSOR (REAR) RED WIRE RED/BLK WIRE RED/BRN WIRE RED/GRN WIRE RED/VIO WIRE RED/YEL WIRE SECONDARY AIR INJECTION (AIR) PUMP MOTOR SECONDARY AIR INJECTION (AIR) PUMP RELAY STARTING/CHARGING SYSTEM THIRTEEN POSITION AUXILIARY RELAY PANEL VIO WIRE VIO/GRN WIRE VIO/WHT WIRE WHT WIRE WHT/BLU WIRE WHT/RED WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/BRN WIRE YEL/GRN WIRE

BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/RED WIRE BLK/VIO WIRE BLK/WHT WIRE BLU WIRE BLU/GRY WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE BRN/BLU WIRE BRN/VIO WIRE BRN/YEL WIRE COOLING FANS SYSTEM CRUISE CONTROL SYSTEM CYLINDER 1 FUEL INJECTOR CYLINDER 2 FUEL INJECTOR CYLINDER 3 FUEL INJECTOR CYLINDER 4 FUEL INJECTOR CYLINDER 5 FUEL INJECTOR GRN WIRE GRN/RED WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/YEL WIRE IGNITION COIL 1 W/ POWER OUTPUT STAGE IGNITION COIL 2 W/ POWER OUTPUT STAGE IGNITION COIL 3 W/ POWER OUTPUT STAGE IGNITION COIL 4 W/ POWER OUTPUT STAGE IGNITION COIL 5 W/ POWER OUTPUT STAGE MOTRONIC ENGINE CONTROL MODULE NCA WIRE RED WIRE RED/GRN WIRE TO SPARK PLUG VIO WIRE VIO/BLU WIRE VIO/GRN WIRE VIO/GRY WIRE VIO/RED WIRE VIO/WHT WIRE VIO/YEL WIRE WHT WIRE WHT/BRN WIRE YEL/GRN WIRE

BLK WIRE BLK/BLU WIRE BLK/VIO WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/VIO WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/RED WIRE BRN/WHT WIRE CLUTCH PEDAL SWITCH (M/T) COOLING FANS SYSTEM CRUISE CONTROL SYSTEM FUSE 237 FUSE 243 FUSE PANEL (BEHIND LEFT SIDE OF DASH) GRN WIRE GRN/VIO WIRE GRY WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/RED WIRE GRY/WHT WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER SYSTEM LEAK DETECTION PUMP (LDP) (IN RIGHT REAR WHEELWELL) MOTRONIC ENGINE CONTROL MODULE (BELOW LEFT SIDE OF DASH COVER) MOTRONIC ENGINE CONTROL MODULE POWER SUPPLY RELAY ORG/BLK WIRE ORG/BRN WIRE RED WIRE RED/BLK WIRE RED/GRN WIRE RED/VIO WIRE RED/YEL WIRE SECONDARY AIR INJECTION (AIR) PUMP MOTOR SECONDARY AIR INJECTION (AIR) PUMP RELAY STARTING/CHARGING SYSTEM THIRTEEN POSITION AUXILIARY RELAY PANEL VIO WIRE VIO/GRN WIRE VIO/WHT WIRE WHT WIRE WHT/BLU WIRE WHT/RED WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/BRN WIRE YEL/GRN WIRE

BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/RED WIRE BLK/VIO WIRE BLK/WHT WIRE BLU WIRE BLU/GRY WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE BRN/BLU WIRE BRN/VIO WIRE BRN/YEL WIRE COOLING FANS SYSTEM CRUISE CONTROL SYSTEM CYLINDER 1 FUEL INJECTOR CYLINDER 2 FUEL INJECTOR CYLINDER 3 FUEL INJECTOR CYLINDER 4 FUEL INJECTOR CYLINDER 5 FUEL INJECTOR GRN WIRE GRN/RED WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/YEL WIRE IGNITION COIL 1 W/ POWER OUTPUT STAGE IGNITION COIL 2 W/ POWER OUTPUT STAGE IGNITION COIL 3 W/ POWER OUTPUT STAGE IGNITION COIL 4 W/ POWER OUTPUT STAGE IGNITION COIL 5 W/ POWER OUTPUT STAGE MOTRONIC ENGINE CONTROL MODULE (BELOW LEFT SIDE OF DASH COVER) NCA WIRE RED WIRE RED/GRN WIRE TO SPARK PLUG VIO WIRE VIO/BLU WIRE VIO/GRN WIRE VIO/GRY WIRE VIO/RED WIRE VIO/WHT WIRE VIO/YEL WIRE WHT WIRE WHT/BRN WIRE YEL/GRN WIRE