Volkswagen Beetle A4 (1997-2005) coolant fan Wiring diagrams

A/C CLUTCH A/C CUT-OUT THERMAL SWITCH (IN COOLANT FLANGE, REAR OF CYLINDER HEAD) AFTER-RUN COOLANT PUMP BLK WIRE BLK/BLU WIRE BLU/RED WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/WHT WIRE COOLANT FAN COOLANT FAN CONTROL (FC) THERMAL SWITCH (ON BOTTOM LEFT SIDE OF RADIATOR) FUSE 16 FUSE 164 FUSE 180 FUSE 5 FUSE BRACKET (ON BATTERY COVER) FUSE PANEL (BEHIND LEFT SIDE OF DASH) GRN WIRE GRN/BLK WIRE GRN/WHT WIRE HEATER-A/C CONTROL PANEL HIGH PRESSURE SENSOR HOT AT ALL TIMES HOT IN ON OR START INSTRUMENT CLUSTER MOTRONIC ENGINE CONTROL MODULE (ECM) (BELOW LEFT SIDE OF DASH PANEL COVER) NCA WIRE RED WIRE RED/BLK WIRE RED/GRY WIRE RED/WHT WIRE RED/YEL WIRE RIGHT COOLANT FAN THIRD SPEED COOLANT FAN CONTROL RELAY (ON THIRTEEN POSITION AUX RELAY PANEL) VIO/YEL WIRE WHT (OR BLK) WIRE WHT WIRE WHT/BLK WIRE

A/C CLUTCH A/C CUT-OUT THERMAL SWITCH (FRONT OF ENGINE COMPARTMENT) A/C SWITCH AFTER- BLK WIRE BLK/BLU WIRE BLU WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/WHT WIRE COOLANT FAN COOLANT FAN CONTROL (FC) THERMAL SWITCH (ON BOTTOM LEFT SIDE OF RADIATOR) COOLANT PUMP FRESH AIR BLOWER (BEHIND RIGHT SIDE OF DASH, FORWARD OF GLOVE BOX) FRESH AIR BLOWER SWITCH FRESH/ RECIRC SWITCH FUSE 16 FUSE 164 FUSE 180 FUSE 25 FUSE 5 FUSE BRACKET (ON BATTERY COVER) FUSE PANEL (BEHIND LEFT SIDE OF DASH) GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GRY/BLU WIRE HEATER-A/C CONTROL PANEL HIGH PRESSURE SENSOR HOT AT ALL TIMES HOT IN ON HOT IN ON OR START INSTRUMENT CLUSTER MOTRONIC ENGINE CONTROL MODULE (ECM) (BELOW LEFT SIDE OF DASH PANEL COVER) NCA WIRE RED WIRE RED/BLK WIRE RED/GRY WIRE RED/WHT WIRE RED/YEL WIRE RIGHT COOLANT FAN RUN WIRE VIO/YEL WIRE WHT WIRE WHT/BLK WIRE WHT/RED WIRE YEL WIRE

2.0L A/C CLUTCH BLK WIRE BLK/BLU WIRE BLU WIRE BLU/RED WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/RED WIRE BRN/WHT WIRE COOLANT FAN COOLANT FAN CONTROL (FC) THERMAL SWITCH (ON BOTTOM LEFT SIDE OF RADIATOR) FUSE 16 FUSE 164 FUSE 180 FUSE 5 FUSE BRACKET (ON BATTERY COVER) FUSE PANEL (BEHIND LEFT SIDE OF DASH) GRN WIRE GRN/BLK WIRE HEATER-A/C CONTROL PANEL HIGH PRESSURE SENSOR HOT AT ALL TIMES HOT IN ON OR START INSTRUMENT CLUSTER MOTRONIC ENGINE CONTROL MODULE (ECM) (BELOW LEFT SIDE OF DASH PANEL COVER) NCA WIRE RED WIRE RED/BLK WIRE RED/GRY WIRE RED/WHT WIRE RED/YEL WIRE RIGHT COOLANT FAN TRANSMISSION CONTROL MODULE (TCM) (BELOW RIGHT SIDE OF DASH) VIO/YEL WIRE WHT WIRE

A/C CLUTCH A/C SWITCH BLK WIRE BLK/BLU WIRE BLU WIRE BLU/GRN WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/RED WIRE BRN/WHT WIRE COOLANT FAN COOLANT FAN CONTROL (FC) THERMAL SWITCH (ON BOTTOM LEFT SIDE OF RADIATOR) DIESEL FRESH AIR BLOWER (BEHIND RIGHT SIDE OF DASH, FORWARD OF GLOVE BOX) FRESH AIR BLOWER SWITCH FRESH/ RECIRC SWITCH FUSE 16 FUSE 164 FUSE 180 FUSE 25 FUSE 5 FUSE BRACKET (ON BATTERY COVER) FUSE PANEL (BEHIND LEFT SIDE OF DASH) GASOLINE GRN WIRE GRN/BLK WIRE GRY/BLU WIRE HEATER-A/C CONTROL PANEL HIGH PRESSURE SENSOR HOT AT ALL TIMES HOT IN ON HOT IN ON OR START INSTRUMENT CLUSTER MOTRONIC ENGINE CONTROL MODULE (ECM) (BELOW LEFT SIDE OF DASH PANEL COVER) NCA WIRE RED WIRE RED/BLK WIRE RED/GRY WIRE RED/WHT WIRE RED/YEL WIRE RIGHT COOLANT FAN TRANSMISSION CONTROL MODULE (TCM) (BELOW RIGHT SIDE OF DASH) VIO/YEL WIRE W/A/T ONLY WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/RED WIRE YEL WIRE

A/C CLUTCH BLK WIRE BLK/BLU WIRE BLU WIRE BLU/RED WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/RED WIRE BRN/WHT WIRE COOLANT FAN COOLANT FAN CONTROL (FC) THERMAL SWITCH (ON BOTTOM LEFT SIDE OF RADIATOR) FUSE 16 FUSE 164 FUSE 180 FUSE 5 FUSE BRACKET (ON BATTERY COVER) FUSE PANEL (BEHIND LEFT SIDE OF DASH) GRN WIRE GRN/BLK WIRE GRN/BLU WIRE HEATER-A/C CONTROL PANEL HIGH PRESSURE SENSOR HOT AT ALL TIMES HOT IN ON OR START INSTRUMENT CLUSTER MOTRONIC ENGINE CONTROL MODULE (ECM) (BELOW LEFT SIDE OF DASH PANEL COVER) NCA WIRE RED WIRE RED/BLK WIRE RED/GRY WIRE RED/WHT WIRE RED/YEL WIRE RIGHT COOLANT FAN VIO/YEL WIRE WHT WIRE

2.0L A/C CLUTCH BLK WIRE BLK/BLU WIRE BLU WIRE BLU/RED WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/RED WIRE BRN/WHT WIRE COOLANT FAN COOLANT FAN CONTROL (FC) THERMAL SWITCH (ON BOTTOM LEFT SIDE OF RADIATOR) FUSE 16 FUSE 164 FUSE 180 FUSE 5 FUSE BRACKET (ON BATTERY COVER) FUSE PANEL (BEHIND LEFT SIDE OF DASH) GRN WIRE GRN/BLK WIRE HEATER-A/C CONTROL PANEL HIGH PRESSURE SENSOR HOT AT ALL TIMES HOT IN ON OR START INSTRUMENT CLUSTER MOTRONIC ENGINE CONTROL MODULE (ECM) (BELOW LEFT SIDE OF DASH PANEL COVER) NCA WIRE RED WIRE RED/BLK WIRE RED/GRY WIRE RED/WHT WIRE RED/YEL WIRE RIGHT COOLANT FAN TRANSMISSION CONTROL MODULE (TCM) (BELOW RIGHT SIDE OF DASH) VIO/YEL WIRE WHT WIRE

A/C CLUTCH A/C SWITCH BLK/BLU WIRE BLU WIRE BLU/GRN WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/RED WIRE BRN/WHT WIRE COOLANT FAN COOLANT FAN CONTROL (FC) THERMAL SWITCH (ON BOTTOM LEFT SIDE OF RADIATOR) FRESH AIR BLOWER (BEHIND RIGHT SIDE OF DASH, FORWARD OF GLOVE BOX) FRESH AIR BLOWER SWITCH FRESH/ RECIRC SWITCH FUSE 16 FUSE 164 FUSE 180 FUSE 25 FUSE 5 FUSE BRACKET (ON BATTERY COVER) FUSE PANEL (BEHIND LEFT SIDE OF DASH) GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRY/BLU WIRE HEATER-A/C CONTROL PANEL HIGH PRESSURE SENSOR HOT AT ALL TIMES HOT IN ON HOT IN ON OR START INSTRUMENT CLUSTER MOTRONIC ENGINE CONTROL MODULE (ECM) (BELOW LEFT SIDE OF DASH PANEL COVER) NCA WIRE RED WIRE RED/BLK WIRE RED/GRY WIRE RED/WHT WIRE RED/YEL WIRE RIGHT COOLANT FAN VIO/YEL WIRE WHT WIRE WHT/BLK WIRE WHT/RED WIRE YEL WIRE YEL/BLU WIRE

A/C CLUTCH A/C SWITCH BLK WIRE BLK/BLU WIRE BLU WIRE BLU/GRN WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/RED WIRE BRN/WHT WIRE COOLANT FAN COOLANT FAN CONTROL (FC) THERMAL SWITCH (ON BOTTOM LEFT SIDE OF RADIATOR) DIESEL FRESH AIR BLOWER (BEHIND RIGHT SIDE OF DASH, FORWARD OF GLOVE BOX) FRESH AIR BLOWER SWITCH FRESH/ RECIRC SWITCH FUSE 16 FUSE 164 FUSE 180 FUSE 25 FUSE 5 FUSE BRACKET (ON BATTERY COVER) FUSE PANEL (BEHIND LEFT SIDE OF DASH) GASOLINE GRN WIRE GRN/BLK WIRE GRY/BLU WIRE HEATER-A/C CONTROL PANEL HIGH PRESSURE SENSOR HOT AT ALL TIMES HOT IN ON HOT IN ON OR START INSTRUMENT CLUSTER MOTRONIC ENGINE CONTROL MODULE (ECM) (BELOW LEFT SIDE OF DASH PANEL COVER) NCA WIRE RED WIRE RED/BLK WIRE RED/GRY WIRE RED/WHT WIRE RED/YEL WIRE RIGHT COOLANT FAN TRANSMISSION CONTROL MODULE (TCM) (BELOW RIGHT SIDE OF DASH) VIO/YEL WIRE W/A/T ONLY WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/RED WIRE YEL 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