Volkswagen ID.4 Crozz I (2021-2024) Automatic a/c circuit, 3-zone

A/C RELAY BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DEFROSTER DOOR DRIVER INFORMATION SYSTEM CONTROL MODULE W/ DISPLAY UNIT FUSE 11 FUSE 13 FUSE 34 FUSE 36 FUSE 43 FUSE PANEL B FUSE PANEL C GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/VIO WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/RED WIRE GRY/YEL WIRE HEATING, AIR CONDITIONING CONTROL MODULE HOT AT ALL TIMES LEFT FOOTWELL VENT TEMPERATURE SENSOR LEFT FRONT TEMPERATURE CONTROL DOOR ORG/BRN WIRE REAR TEMPERATURE CONTROL DOOR RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FOOTWELL VENT TEMPERATURE SENSOR VIO WIRE VIO/BLK WIRE VIO/BLU WIRE VIO/BRN WIRE VIO/RED WIRE VIO/WHT WIRE VIO/YEL WIRE W/ HEAT PUMP WHT WIRE YEL/BRN WIRE

BLK WIRE BLK/BLU WIRE BLOWER COUPLING POINT BLU/RED WIRE BRN WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM COOLING FAN CONTROL MODULE ENGINE COOLANT LEVEL SENSOR ENGINE HOOD CONTACT SWITCH EVAPORATOR TEMPERATURE SENSOR FRESH AIR BLOWER CONTROL MODULE GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/VIO WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/RED WIRE LEFT FRONT AIR DISTRIBUTION DOOR ORG/BRN WIRE OUTSIDE AIR TEMPERATURE SENSOR RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT AIR DISTRIBUTION DOOR (RIGHT SIDE OF HVAC UNIT) RIGHT FRONT TEMPERATURE CONTROL DOOR VEHICLE ELECTRICAL SYSTEM CONTROL MODULE VIO WIRE VIO/BLK WIRE VIO/BLU WIRE VIO/BRN WIRE VIO/RED WIRE VIO/WHT WIRE VIO/YEL WIRE W/ HEAT PUMP WHT WIRE WINDSHIELD WASHER FLUID LEVEL SENSOR

A/C PRESSURE/ TEMPERATURE SENSOR AIR QUALITY SENSOR (W/O HEAT PUMP) BATTERY REGULATION CONTROL MODULE BLK WIRE BLK/BLU WIRE BLK/YEL WIRE BLU WIRE BOTTOM RIGHT COUPLING POINT IN INTERIOR BRN WIRE BRN/BLU WIRE EXTERIOR AIR QUALITY, HUMIDITY SENSOR FRONT HEATING, AIR CONDITIONING COUPLING POINT GRN/BLK WIRE GRN/BLU WIRE GRN/VIO WIRE GRN/YEL WIRE HIGH-VOLTAGE HEATER (PTC) LEFT VENT TEMPERATURE SENSOR ORG/ WIRE REAR A/C DISPLAY CONTROL HEAD REAR VENT TEMPERATURE SENSOR RED/YEL WIRE REFRIGERANT CIRCUIT PRESSURE SENSOR REFRIGERANT EXPANSION VALVE 1 RIGHT VENT TEMPERATURE SENSOR VEHICLE INTERIOR TEMPERATURE SENSOR VIO/BLK WIRE VIO/BLU WIRE VIO/BRN WIRE VIO/RED WIRE VIO/WHT WIRE VIO/YEL WIRE W/ HEAT PUMP WHT WIRE

A/C COMPRESSOR CONTROL MODULE BLK/BLU WIRE BOTTOM LEFT COUPLING POINT IN INTERIOR BRN WIRE BRN/BLU WIRE ELECTRICAL A/C COMPRESSOR FRESH AIR/RECIRCULATION DOOR (TOP RIGHT END OF HVAC UNIT) FRESH, AIR RECIRCULATION DOOR COUPLING POINT FRONT SUSPENSION COUPLING POINT GRN/BLK WIRE HEATER, A/C UNIT REFRIGERANT SHUT-OFF VALVE HIGH-VOLTAGE NETWORK WIRE JUNCTION HIGH-VOLTAGE NETWORK WIRE JUNCTION 2 HIGH-VOLTAGE NETWORK WIRE JUNCTION 3 HIGH-VOLTAGE NETWORK WIRE JUNCTION 4 ORG/ WIRE RED/GRN WIRE RED/YEL WIRE VIO/BLK WIRE VIO/BLU WIRE VIO/BRN WIRE VIO/GRN WIRE VIO/RED WIRE VIO/WHT WIRE VIO/YEL WIRE W/ HEAT PUMP WHT WIRE

A/C PRESSURE TEMPERATURE SENSOR 2 A/C PRESSURE TEMPERATURE SENSOR 3 A/C PRESSURE TEMPERATURE SENSOR 4 A/C PRESSURE TEMPERATURE SENSOR 5 A/C PRESSURE/ TEMPERATURE SENSOR BATTERY REGULATION CONTROL MODULE BLK/BLU WIRE BRN WIRE BRN/BLU WIRE COMPUTER DATA LINES SYSTEM FRONT HEATING, AIR CONDITIONING COUPLING POINT GRN WIRE GRN/VIO WIRE GRY WIRE GRY/RED WIRE HIGH VOLTAGE BATTERY 1 HIGH VOLTAGE BATTERY COOLANT PUMP HIGH-VOLTAGE BATTERY WARMING MIXING VALVE HIGH-VOLTAGE BATTERY WARMING MIXING VALVE 2 LOW TEMPERATURE CIRCUIT COOLANT PUMP ORG/BLK WIRE ORG/BRN WIRE RED/GRN WIRE RED/YEL WIRE REFRIGERANT EXPANSION VALVE 1 REFRIGERANT EXPANSION VALVE 2 REFRIGERANT EXPANSION VALVE 3 REFRIGERANT SHUT-OFF VALVE 1 REFRIGERANT SHUT-OFF VALVE 2 REFRIGERANT SHUT-OFF VALVE 3 REFRIGERANT SHUT-OFF VALVE 4 REFRIGERANT SHUT-OFF VALVE 5 VIO/BLK WIRE VIO/GRN WIRE VIO/RED WIRE VIO/WHT WIRE W/ HEAT PUMP

A/C HEATER SWITCH BLK WIRE BLK/RED WIRE BLU/YEL WIRE BOTTOM RIGHT COUPLING POINT IN INTERIOR BRN WIRE BRN/BLU WIRE BRN/VIO WIRE CENTER INSTRUMENT PANEL SWITCH MODULE COMPUTER DATA LINES SYSTEM ENGINE/MOTOR CONTROL MODULE FUSE 16 FUSE 24 FUSE 25 FUSE 26 FUSE 44 FUSE PANEL B FUSE PANEL C HOT AT ALL TIMES HOT W/ MOTRONIC ENGINE CONTROL MODULE POWER SUPPLY RELAY ENERGIZED ORG/BRN WIRE RADIATOR BLIND ADJUSTMENT MOTOR RADIATOR FAN RADIATOR FAN (BEHIND RADIATOR) RADIATOR FAN CONTROL MODULE REAR SUSPENSION COUPLING POINT RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RIGHT END OF DASH) TEMPERATURE SENSOR VEHICLE INTERIOR CARBON DIOXIDE CONCENTRATION SENSOR VIO/GRN WIRE VIO/WHT WIRE W/ HEAT PUMP YEL/VIO WIRE