Automatic a/c circuit for Volkswagen EuroVan T4 facelift (1997-2003)

A/C ENGINE COOLANT TEMP SENSOR A/C REFRIGERANT SHUT OFF VALVE AUXILIARY HEATER VALVE BLK WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE CENTRAL FLAP MOTOR/ POSITION SENSOR CLIMATRONIC CONTROL MODULE DATA LINK CONNECTOR ENGINE COOLANT TWO-WAY VACUUM VALVE EVAPORATOR BLOWER CONTROL MODULE FOOTWELL/DEFROSTER FLAP MOTOR, POSITION SENSOR FRESH AIR BLOWER FRESH AIR BLOWER CONTROL MODULE FRONT VENT TEMP SENSOR FUSE 6 FUSE/RELAY PANEL (BEHIND LEFT SIDE OF DASH) FUSE 16 GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/RED WIRE GRY/WHT WIRE HOT IN RUN, START HOT W/ LOAD REDUCTION RELAY ENERGIZED INST CLUSTER INSTRUMENT CLUSTER INTERIOR LIGHTS, DEFOGGER SYSTEMS MOTRONIC ENGINE CONTROL MODULE (LEFT SIDE OF ENG COMPT) OUTSIDE AIR TEMP SENSOR PINS 16-17 (NOT USED) 18 19 20 PINS 2-4 (NOT USED) PINS 21-28 (NOT USED) PINS 25-26 (NOT USED) 27 28 PINS 6-7 (NOT USED) 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 PINS 9-10 (NOT USED) 11 12 13 14 15 16 17 18 19 20 REAR A/C CONTROL HEAD REAR EVAPORATOR FAN REAR EVAPORATOR TEMP SENSOR REAR HEATER CORE TEMP SENSOR RED WIRE RED/BLK WIRE RED/WHT WIRE SUNLIGHT PHOTO SENSOR TEMPERATURE REGULATOR FLAP MOTOR, POSITION SENSOR VACUUM VALVE RAIL VIO WIRE VIO/BLK WIRE VIO/WHT WIRE VIO/YEL WIRE WHT WIRE WHT/RED WIRE WHT/YEL WIRE WIRE CONNECTOR YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/RED WIRE

A/C CLUTCH A/C CONTROL MODULE A/C CUT-OUT THERMAL SWITCH AND THIRD SPEED COOLANT FAN CONTROL THERMAL SWITCH A/C PRESSURE SWITCH AFTER- AFTER-RUN COOLANT THERMAL SWITCH BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/RED WIRE BRN WIRE BRN/GRN WIRE BRN/RED WIRE COOLANT FAN CONTROL (FC) RELAY (AT LEFT FRONT OF ENG COMPT) COOLANT FAN CONTROL SERIES RESISTANCE COOLANT FAN CONTROL THERMAL SWITCH COOLANT PUMP FAN RELAY (BEHIND CENTER OF DASH) FUSE 13 FUSE 14 FUSE 15 FUSE 19 FUSE 3 FUSE/ RELAY PANEL (BEHIND LEFT SIDE OF DASH) GRN WIRE GRN/RED WIRE GRN/YEL WIRE GRY WIRE GRY/RED WIRE HOT AT ALL TIMES HOT AT ALL TIMES FUSE HOLDER (ON BATTERY) FUSE 2 LEFT COOLANT FAN COOLANT FAN CONTROL SERIES RESISTANCE REAR WARM AIR FAN RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RIGHT COOLANT FAN RUN WIRE VIO/BLK WIRE VIO/WHT WIRE VIO/YEL WIRE WARM AIR BLOWER CONTROL MODULE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE