Volkswagen Golf Mk4 (1997-2006) blk/vio Wiring diagrams

A/C CLUTCH AMBIENT TEMPERATURE SWITCH (LEFT SIDE OF PLENUM, AT BASE OF WINDSHIELD) BLK WIRE BLK/BLU WIRE BLK/VIO WIRE BLU WIRE BLU/RED WIRE BRN WIRE BRN/BLK WIRE COOLANT FAN CONTROL MODULE (AT LEFT FRONT SIDE OF ENGINE COMPARTMENT) COOLANT FAN CONTROL THERMAL SWITCH ENGINE CONTROLS SYSTEM FUSE 16 FUSE 3 FUSE 37 FUSE 5 FUSE 8 FUSE BRACKET/ BATTERY (BEHIND BATTERY) FUSE PANEL (BEHIND LEFT SIDE OF DASH) GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/GRY WIRE GRN/RED WIRE GRY WIRE HEATER-A/C CONTROL PANEL HIGH PRESSURE SENSOR HOT AT ALL TIMES HOT IN RUN, START INSTRUMENT CLUSTER LEFT COOLANT FAN MOTRONIC ENGINE CONTROL MODULE POWER SUPPLY RELAY (BEHIND AIR CLEANER HOUSING) RED WIRE RED/BLK WIRE RED/WHT WIRE RIGHT COOLANT FAN TRANSMISSION CONTROL MODULE (AT BASE OF WINDSHIELD, RIGHT SIDE OF PLENUM) VIO WIRE VIO/YEL WIRE WHT WIRE YEL/RED WIRE

A/C CLUTCH A/C SWITCH AMBIENT TEMPERATURE SWITCH (ON LEFT SIDE OF PLENUM, AT BASE OF WINDSHIELD) BLK WIRE BLK/BLU WIRE BLK/VIO WIRE BLU WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE COOLANT FAN CONTROL MODULE (AT LEFT FRONT OF ENGINE COMPARTMENT) COOLANT FAN CONTROL THERMAL SWITCH (BOTTOM LEFT REAR OF RADIATOR) ENGINE CONTROLS SYSTEM FRESH AIR BLOWER (BEHIND RIGHT SIDE OF DASH, ON HVAC HOUSING) FRESH AIR BLOWER SWITCH FRESH/ RECIRC SWITCH FRESH/RECIRCULATING AIR DOOR SERVO MOTOR (ON RIGHT CORNER OF HVAC HOUSING) FUSE 16 FUSE 25 FUSE 3 FUSE 37 FUSE 8 FUSE/BRACKET BATTERY (BEHIND BATTERY) GRN (OR GRN/GRY) WIRE GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/RED WIRE GRY/BLU WIRE HEATER-A/C CONTROL PANEL HIGH PRESSURE SENSOR HOT AT ALL TIMES HOT IN RUN OR START FUSE PANEL (BEHIND LEFT SIDE OF DASH) FUSE 5 HOT W/ LOAD REDUCTION RELAY ENERGIZED INSTRUMENT CLUSTER LEFT COOLANT FAN MOTRONIC ENGINE CONTROL MODULE POWER SUPPLY RELAY (BEHIND AIR CLEANER HOUSING) RED WIRE RED/BLK WIRE RED/GRN WIRE RED/GRY WIRE RED/WHT WIRE RIGHT COOLANT FAN VIO WIRE VIO/YEL WIRE WHT WIRE WHT/BLK WIRE WHT/RED WIRE YEL WIRE YEL/RED WIRE

A/C SYSTEM BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/VIO WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN/BLU WIRE BRN/RED WIRE BRN/WHT WIRE COOLING FANS SYSTEM CRUISE CONTROL SYSTEM EGR VACUUM REGULATOR SOLENOID VALVE (ON CENTER OF FIREWALL) FUSE 176 FUSE 29 FUSE 32 FUSE 43 FUSE BRACKET FUSE PANEL FUSE PANEL FUSE 34 GENERATOR GRN WIRE GRN/BLK WIRE GRN/BRN WIRE GRN/RED WIRE GRN/VIO WIRE GRN/WHT WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/RED WIRE GRY/VIO WIRE GRY/WHT WIRE HOT AT ALL TIMES HOT IN RUN OR START MASS AIRFLOW (MAF) SENSOR (RIGHT SIDE OF AIR CLEANER HOUSING) ORG/BLK WIRE ORG/BRN WIRE POWER SUPPLY RELAY (ON THIRTEENFOLD AUXILIARY RELAY PANEL) RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/VIO WIRE RELAY PANEL TRANSMISSIONS SYSTEM VIO/RED WIRE WHT WIRE WHT/BLU WIRE YEL/BLK WIRE YEL/GRN WIRE YEL/RED WIRE

A/C SYSTEM BLK WIRE BLK/GRN WIRE BLK/RED WIRE BLK/VIO WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/GRY WIRE BLU/YEL WIRE BRN WIRE BRN/BLU WIRE BRN/RED WIRE BRN/WHT WIRE CLUTCH PEDAL SWITCH (ABOVE CLUTCH PEDAL) CRUISE CONTROL SYSTEM FUSE 29 FUSE 32 FUSE 34 FUSE 37 FUSE 43 FUSE PANEL (BEHIND LEFT SIDE OF DASH) FUSE PANEL (BEHIND LEFT SIDE OF DASH) FUSE 28 GRN WIRE GRN/BRN WIRE GRN/RED WIRE GRY/BLU WIRE GRY/RED WIRE GRY/WHT WIRE HEATED OXYGEN SENSOR (BELOW VEHICLE, FRONT OF 3-WAY CATALYTIC CONV) HOT AT ALL TIMES HOT AT ALL TIMES FUSE BRACKET/ BRACKET (BEHIND BATTERY) FUSE IGNITION SWITCH LOCK M/T MASS AIRFLOW (MAF) SENSOR (RIGHT SIDE OF AIR CLEANER HOUSING) NCA WIRE POSITIVE CRANKCASE VENTILATION (PCV) HEATING ELEMENT (IN PCV HOSE) POWER SUPPLY RELAY (ON THIRTEEN POSITION AUXILIARY RELAY PANEL) RED WIRE RED/GRN WIRE RED/VIO WIRE RELAY PANEL RUN WIRE VIO/YEL WIRE W/ PCV HEATING ELEMENT W/O PCV HEATING ELEMENT WHT WIRE WHT/BLU WIRE WHT/RED WIRE YEL/BLK WIRE YEL/GRN WIRE

A/C SYSTEM BLK WIRE BLK/RED WIRE BLK/VIO WIRE BLK/WHT WIRE BLU WIRE BLU/RED WIRE BLU/VIO WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/BLU WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM CRUISE CONTROL SYSTEM EARLY PROD 2003 LATE PROD 2003, 2004 EARLY PRODUCTION 2003 FUEL PUMP RELAY FUSE 163 FUSE 29 FUSE 37 FUSE PANEL FUSE/ BRACKET BATTERY GRN WIRE GRN/BRN WIRE GRN/GRY (OR GRN) WIRE GRN/VIO WIRE GRN/WHT WIRE GRY WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/RED WIRE GRY/WHT WIRE HEATED OXYGEN HOT AT ALL TIMES HOT IN RUN OR START IGNITION SWITCH LEAK DETECTION PUMP (IN RIGHT REAR WHEELHOUSE) LOCK MOTRONIC ENGINE CONTROL MODULE (AT BASE OF WINDSHIELD IN CENTER OF PLENUM) NCA WIRE NOT USED NOT USED ORG/BLK WIRE ORG/BRN WIRE OXYGEN POWER SUPPLY RELAY RED WIRE RED/BLK WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/YEL WIRE RELAY PANEL RUN WIRE STARTING/ CHARGING SYSTEM SUPPLEMENTAL RESTRAINTS SYSTEM THROTTLE POSITION SENSOR/ ACCEL PEDAL POSITION SENSOR VIO WIRE VIO/GRN WIRE VIO/RED WIRE VIO/WHT WIRE VIO/YEL WIRE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE WHT/YEL WIRE YEL/BRN WIRE YEL/GRN WIRE

BLK WIRE BLK/VIO WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/RED WIRE BRN/YEL WIRE EARLY PRO- DUCTION 2003 ENGINE SPEED (RPM) SENSOR (ON LEFT SIDE OF ENGINE BLOCK) FUEL PUMP (IN FUEL TANK) FUSE 28 FUSE 32 FUSE 34 FUSE 43 FUSE PANEL FUSE/ BRACKET BATTERY FUSE 162 GRN WIRE GRN/BRN WIRE GRN/VIO WIRE GRN/WHT WIRE GRY WIRE GRY/BRN WIRE GRY/RED WIRE GRY/WHT WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER KNOCK SENSOR 1 (ON LEFT FRONT SIDE OF ENGINE BLOCK) KNOCK SENSOR 2 (BEHIND IGNITION COIL) MALFUNCTION INDICATOR LAMP NCA WIRE RED WIRE RED/BLK WIRE RED/VIO WIRE SECONDARY AIR INJECTION PUMP MOTOR (ON LEFT REAR SIDE OF ENGINE) SECONDARY AIR INJECTION PUMP RELAY (IN LEFT SIDE OF ENGINE COMPT) WHT WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE

BLK WIRE BLK/VIO WIRE BLU WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/YEL WIRE BRAKE LIGHT SWITCH (ABOVE BRAKE PEDAL) BRN WIRE BRN/BLU WIRE CAMSHAFT POSITION SENSOR (BEHIND CAMSHAFT SPROCKET) CLUTCH VACUUM VENT VALVE SWITCH (ABOVE CLUTCH PEDAL) CRUISE CONTROL SYSTEM FUEL INJECTORS FUSE 13 FUSE 5 FUSE PANEL (BEHIND LEFT SIDE OF DASH) GRN WIRE GRN/RED WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/RED WIRE GRY/WHT WIRE HOT AT ALL TIMES MOTRONIC ENGINE CONTROL MODULE (AT BASE OF WINDSHIELD IN CENTER OF PLENUM) NCA WIRE NOT USED RED WIRE RED/BLK WIRE RED/VIO WIRE THROTTLE VALVE CONTROL MODULE (ON THROTTLE BODY) TO SPARK PLUG VIO WIRE VIO/BLU WIRE VIO/GRN WIRE VIO/RED WIRE VIO/WHT WIRE VIO/YEL WIRE WHT WIRE WHT/RED WIRE YEL/GRN WIRE

A/C SYSTEM BLK WIRE BLK/BRN WIRE BLK/RED WIRE BLK/VIO WIRE BLK/WHT WIRE BLU WIRE BLU/GRN WIRE BLU/RED WIRE BLU/VIO WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/BLU WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM CRUISE CONTROL SYSTEM FUEL PUMP RELAY FUSE 163 FUSE 29 FUSE 37 FUSE PANEL FUSE/ BRACKET BATTERY GRN WIRE GRN/BRN WIRE GRN/GRY (OR GRN) WIRE GRN/RED WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/RED WIRE GRY/WHT WIRE HEATED OXYGEN HOT AT ALL TIMES HOT IN RUN OR START IGNITION SWITCH LEAK DETECTION PUMP (IN RIGHT REAR WHEELHOUSE) LOCK MOTRONIC ENGINE CONTROL MODULE (AT BASE OF WINDSHIELD IN CENTER OF PLENUM) NCA WIRE ORG/BLK WIRE ORG/BRN WIRE OXYGEN POWER SUPPLY RELAY RED WIRE RED/BLK WIRE RED/BRN WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE RELAY PANEL RUN WIRE STARTING/ CHARGING SYSTEM THROTTLE POSITION SENSOR/ ACCEL PEDAL POSITION SENSOR VIO WIRE VIO/GRN WIRE VIO/RED WIRE VIO/WHT WIRE WHT WIRE WHT/BLU WIRE WHT/RED WIRE WHT/YEL WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/RED WIRE

A/T BLK WIRE BLK/VIO WIRE BLU WIRE BLU/GRN WIRE BLU/WHT WIRE BLU/YEL WIRE BRAKE SYSTEM VACUUM PUMP BRAKE VACUUM PUMP FUSE BRN WIRE BRN/RED WIRE BRN/YEL WIRE ENGINE SPEED (RPM) SENSOR (ON LEFT SIDE OF ENGINE BLOCK) FUEL PUMP (IN FUEL TANK) FUSE 1 FUSE 28 FUSE 32 FUSE 34 FUSE 43 FUSE PANEL FUSE/ BRACKET BATTERY GRN WIRE GRN/VIO WIRE GRN/WHT WIRE GRY WIRE GRY/BRN WIRE GRY/RED WIRE GRY/WHT WIRE HOT AT ALL TIMES INSTUMENT CLUSTER KNOCK SENSOR 1 (ON LEFT FRONT SIDE OF ENGINE BLOCK) KNOCK SENSOR 2 (BEHIND IGNITION COIL) MALFUNCTION INDICATOR LAMP NCA WIRE RED WIRE RED/BLK WIRE RED/VIO WIRE RELAY PANEL SECONDARY AIR INJECTION PUMP MOTOR (ON LEFT REAR SIDE OF ENGINE) SECONDARY AIR INJECTION PUMP RELAY (IN LEFT SIDE OF ENGINE COMPT) WHT WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE

BLK WIRE BLK/VIO WIRE BLU WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/YEL WIRE BRAKE LIGHT SWITCH (ABOVE BRAKE PEDAL) BRN WIRE BRN/BLU WIRE CAMSHAFT POSITION SENSOR (BEHIND CAMSHAFT SPROCKET) CLUTCH VACUUM VENT VALVE SWITCH (ABOVE CLUTCH PEDAL) CRUISE CONTROL SYSTEM FUEL INJECTORS FUSE 13 FUSE 5 FUSE FOR VALVE CAMSHAFT ADJUSTMENT FUSE PANEL (BEHIND LEFT SIDE OF DASH) GRN WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/RED WIRE GRY/WHT WIRE HOT AT ALL TIMES MOTRONIC ENGINE CONTROL MODULE (AT BASE OF WINDSHIELD IN CENTER OF PLENUM) NCA WIRE RED WIRE RED/BLK WIRE RED/VIO WIRE TEMPERATURE SENSOR 1 FOR CATALYST THROTTLE VALVE CONTROL MODULE (ON THROTTLE BODY) TO SPARK PLUG VALVE 1 FOR CAMSHAFT ADJUSTMENT VIO WIRE VIO/BLU WIRE VIO/GRN WIRE VIO/RED WIRE VIO/WHT WIRE VIO/YEL WIRE WHT WIRE WHT/RED WIRE YEL WIRE YEL/GRN WIRE