Audi Q4 e-tron I (2021-2024) w/ heat pump Wiring diagrams

A/C RELAY BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/WHT WIRE BLK/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DEFROSTER DOOR FUSE 11 FUSE 13 FUSE 34 FUSE 36 FUSE 43 FUSE PANEL B FUSE PANEL C GRN WIRE GRN/BLK 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 LT BLU WIRE 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 WIPER/WASHER SYSTEM YEL WIRE YEL/BRN WIRE

BLK WIRE BLK/BLU WIRE BLOWER COUPLING POINT BRN WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM ENGINE COOLANT LEVEL SENSOR ENGINE HOOD CONTACT SWITCH EVAPORATOR TEMPERATURE SENSOR FRESH AIR BLOWER CONTROL MODULE GRN WIRE GRN/BLK 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 A/C 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 YEL WIRE

A/C PRESSURE/ TEMPERATURE SENSOR AIR QUALITY SENSOR (W/O HEAT PUMP) BLK/BLU WIRE BLK/YEL WIRE BOTTOM LEFT COUPLING POINT IN INTERIOR BOTTOM RIGHT COUPLING POINT IN INTERIOR BRN WIRE BRN/BLU WIRE EXTERIOR AIR QUALITY, HUMIDITY SENSOR FRONT A/C DISPLAY CONTROL HEAD FRONT HEATING, AIR CONDITIONING COUPLING POINT GRN/BLK WIRE GRN/VIO WIRE GRN/YEL WIRE HIGH VOLTAGE BATTERY 1 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 YEL WIRE

A/C COMPRESSOR CONTROL MODULE BLK/BLU WIRE BLK/YEL WIRE BOTTOM LEFT COUPLING POINT IN INTERIOR BRN WIRE BRN/BLU WIRE ELECTRICAL A/C COMPRESSOR FRESH AIR/RECIRCULATION DOOR (RIGHT SIDE OF A/C 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 HIGH-VOLTAGE PTC HEATER ORG/ WIRE RED/GRN WIRE RED/YEL WIRE RWD 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 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 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 RWD VIO/BLK WIRE VIO/GRN WIRE VIO/RED WIRE VIO/WHT WIRE W/ HEAT PUMP

BLK WIRE BLK/RED WIRE BLU/YEL WIRE BOTTOM RIGHT COUPLING POINT IN INTERIOR BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/VIO WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DEFOGGER SYSTEM ENGINE/MOTOR CONTROL MODULE FUSE 16 FUSE 22 FUSE 24 FUSE 25 FUSE 26 FUSE 7 FUSE PANEL B FUSE PANEL C GRN/RED WIRE HEATING, AIR CONDITIONING CONTROL MODULE (RIGHT SIDE OF DASH) 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 CONTROL MODULE REAR SUSPENSION COUPLING POINT RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE SEATS SYSTEM TEMPERATURE SENSOR VEHICLE INTERIOR CARBON DIOXIDE CONCENTRATION SENSOR VIO/GRN WIRE VIO/WHT WIRE W/ HEAT PUMP YEL/VIO WIRE

A/C COMPRESSOR ACCESS/ START AUTHORIZATION CONTROL MODULE AIR QUALITY SENSOR BOTTOM LEFT COUPLING POINT IN INTERIOR BRN WIRE CENTER COUPLING POINT IN INTERIOR DRIVER VOLUME CONTROL DRIVING, CONVENIENCE FUNCTIONS CONTROL UNIT 1 ELECTRONIC STEERING COLUMN LOCK CONTROL MODULE EXTERIOR AIR QUALITY, HUMIDITY SENSOR FROM FRONT HEATING, AIR CONDITIONING COUPLING POINT (DIAGRAM 3 OF 6) FRONT A/C DISPLAY CONTROL HEAD FRONT CENTER CONSOLE AMBIENT LIGHTING BULB 1 FRONT CENTER CONSOLE AMBIENT LIGHTING BULB 2 FRONT CENTER CONSOLE STORAGE COMPARTMENT ILLUMINATION BULB FRONT HEATING, AIR CONDITIONING COUPLING POINT FRONT INFORMATION DISPLAY CONTROL HEAD FRONT SUSPENSION COUPLING POINT HEATING, AIR CONDITIONING CONTROL MODULE HIGH-VOLTAGE HEATER (PTC) ILLUMINATION CONTROL HEAD INFORMATION ELECTRONICS CONTROL MODULE 1 INSTRUMENT PANEL CONTOUR ILLUMINATION LAMP 1 INSTRUMENT PANEL CONTOUR ILLUMINATION LAMP 2 INSTRUMENT PANEL CONTOUR ILLUMINATION LAMP 3 REAR A/C DISPLAY CONTROL HEAD REFRIGERANT EXPANSION VALVE 1 SELECTOR LEVER START SYSTEM BUTTON USB CHARGING SOCKET 1 USB CONNECTION 1 VEHICLE INTERIOR TEMPERATURE SENSOR W/ HEAT PUMP WINDSHIELD PROJECTION HEAD UP DISPLAY CONTROL MODULE

BATTERY BLK WIRE BRN WIRE BRN/GRN WIRE BURGLARY PROTECTION CONTROL MODULE 3 BURGLARY PROTECTION CONTROL MODULE 4 BURGLARY PROTECTION CONTROL MODULE 5 CHARGING SOCKET 1 LED MODULE COUPLING POINT IN LEFT FRONT DOOR COUPLING POINT IN RIGHT FRONT DOOR COUPLING POINT ON RIGHT REAR BUMPER DRIVER EXTERIOR REAR VIEW MIRROR ELECTRONIC DAMPING CONTROL MODULE ENGINE SOUND GENERATOR MODULE 1 ENGINE SOUND GENERATOR MODULE 2 FRONT HEATING, AIR CONDITIONING COUPLING POINT FRONT PASSENGER EXTERIOR REAR VIEW MIRROR HEATER, A/C UNIT REFRIGERANT SHUT-OFF VALVE LANE CHANGE ASSISTANCE CONTROL MODULE LANE CHANGE ASSISTANCE CONTROL MODULE 2 LEFT FRONT DOOR COUPLING POINT PARKING AID CONTROL MODULE PASSENGER SIDE REAR THORAX AIR BAG IGNITER POWER REAR LID OPENING CONTROL MODULE POWER STEERING CONTROL MODULE REAR PERIPHERAL CAMERA 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 RIGHT FRONT BRAKE PAD WEAR SENSOR RIGHT FRONT DOOR COUPLING POINT RIGHT FRONT HEADLAMP RIGHT FRONT SEAT BELT RIGHT LUGGAGE COMPARTMENT LAMP RIGHT TAIL LAMP RWD THREE-PHASE CURRENT DRIVE 2 TO BOTTOM LEFT COUPLING POINT IN INTERIOR (DIAGRAM 2 OF 6) VOLTAGE CONVERTER W/ HEAT PUMP YEL WIRE

ACCESS/START AUTHORIZATION CONTROL MODULE ANTI-THEFT ALARM SYSTEM SENSOR BRN WIRE CENTER COUPLING POINT IN INTERIOR DIAGNOSTIC CONNECTION DRIVER POWER SEAT ADJUSTMENT CIRCUIT BREAKER 1 DRIVER SEAT ADJUSTMENT CONTROL HEAD DRIVER SEAT MODULE DRIVING, CONVENIENCE FUNCTIONS CONTROL UNIT 1 FROM FUSE 47 (DIAGRAM 4 OF 7) FRONT A/C DISPLAY CONTROL HEAD FRONT PASSENGER ADJUSTMENT CONTROL HEAD FRONT PASSENGER POWER SEAT ADJUSTMENT CIRCUIT BREAKER 2 FRONT PASSENGER SEAT MODULE FRONT ROOF MODULE FUSE 43 FUSE 44 GRN/RED WIRE GRY/BLU WIRE GRY/WHT WIRE ILLUMINATION CONTROL HEAD LEFT FRONT SEAT COUPLING STATION MEMORY SEAT/ STEERING COLUMN ADJUSTMENT CONTROL MODULE RAIN/LIGHT RECOGNITION SENSOR REAR WINDOW DEFOGGER RELAY RED WIRE RED/BLK WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT DOOR COUPLING POINT RIGHT FRONT SEAT COUPLING STATION START SYSTEM BUTTON TO FUSE CARRIER 10 (DIAGRAM 7 OF 7) TO RELAY & FUSE CARRIER E (DIAGRAM 7 OF 7) TO TERMINAL 15 POWER SUPPLY RELAY (DIAGRAM 6 OF 7) VEHICLE ELECTRICAL SYSTEM CONTROL MODULE VEHICLE INTERIOR CARBON CONCENTRATION SENSOR VEHICLE INTERIOR TEMPERATURE SENSOR W/ HEAT PUMP W/ POWER DRIVER SEAT ADJUSTER W/O POWER DRIVER SEAT ADJUSTER