Audi A4 B9 facelift (2019-2024) relay & fuse carrier 1 Wiring diagrams

ACTIVE STEERING CONTROL MODULE ACTIVE STEERING MOTOR ACTIVE STEERING MOTOR ROTOR POSITION SENSOR ACTIVE STEERING SAFETY LOCK ACTUATOR BLK WIRE BLU WIRE BOTTOM COUPLING POINT ON LEFT A-PILLAR BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM FUSE 10 FUSE PANEL 5 FUSE PANEL B GRN WIRE GRN/WHT WIRE HOT AT ALL TIMES NCA WIRE PNK WIRE PNK/WHT WIRE RED WIRE RELAY & FUSE CARRIER 1 SUPPLEMENTAL RESTRAINTS SYSTEM WHT WIRE YEL WIRE YEL/BRN WIRE YEL/GRY WIRE YEL/RED WIRE YEL/WHT WIRE

AIR QUALITY SENSOR BLK/BRN WIRE BLU/RED WIRE BLU/WHT WIRE BOTTOM COUPLING POINT ON LEFT A-PILLAR BRN WIRE BRN/BLK WIRE BRN/GRY WIRE COMPUTER DATA LINES SYSTEM DISPLAY UNIT EVAPORATOR VENT TEMPERATURE SENSOR FRESH AIR BLOWER FRESH AIR BLOWER CONTROL MODULE FUSE 1 FUSE 8 FUSE PANEL 4 FUSE PANEL 5 FUSE PANEL B GRN/YEL WIRE GRY WIRE HIGH PRESSURE SENSOR HOT AT ALL TIMES HOT W/ TERMINAL 15 POWER SUPPLY RELAY ENERGIZED HUMIDITY SENSOR IN FRESH AIR INTAKE DUCT INSTRUMENT CLUSTER CONTROL MODULE INSTRUMENT PANEL VENT MOTOR LEFT FOOTWELL VENT TEMPERATURE SENSOR LEFT FRONT UPPER BODY VENT TEMPERATURE SENSOR ORG/BRN WIRE RED/BLU WIRE RELAY & FUSE CARRIER 1 RIGHT FOOTWELL VENT TEMPERATURE SENSOR VIO WIRE VIO/WHT WIRE WHT WIRE WHT/BRN WIRE YEL WIRE

BLK WIRE BLK/GRN WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM COUPLING POINT IN LEFT REAR SEAT DRIVER SEAT BACKREST COUPLING POINT FRONT A/C DISPLAY CONTROL HEAD FUSE 1 FUSE 6 FUSE 8 FUSE PANEL 1 FUSE PANEL 3 FUSE PANEL B FUSE PANEL C FUSE PANEL F GRN WIRE GRN/BRN WIRE GRN/RED WIRE HOT AT ALL TIMES LEFT FRONT SEAT COUPLING STATION LEFT FRONT SEAT HEATED BACKREST LEFT FRONT SEAT HEATING ELEMENT, LEFT FRONT SEAT TEMPERATURE SENSOR LEFT REAR BACKREST HEATING ELEMENT LEFT REAR BENCH SEAT HEATING ELEMENT, LEFT REAR HEATED SEAT TEMPERATURE SENSOR LEFT REAR SEAT COUPLING STATION LEFT SEAT HEATING BUTTON ORG/BRN WIRE RED WIRE RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/VIO WIRE RED/YEL WIRE RELAY & FUSE CARRIER 1 RELAY & FUSE CARRIER 2 RIGHT SEAT HEATING BUTTON WHT/BRN WIRE WHT/YEL WIRE

BLK/WHT WIRE BRN WIRE BRN/WHT WIRE BRN/YEL WIRE DRIVER SEAT BACKREST COUPLING POINT FUSE 1 FUSE PANEL 3 FUSE PANEL 4 FUSE PANEL B GRN WIRE GRN/BRN WIRE HOT AT ALL TIMES HOT W/ TERMINAL 15 POWER SUPPLY RELAY ENERGIZED LEFT FRONT SEAT BACKREST FAN 1 LEFT FRONT SEAT COUPLING STATION LEFT FRONT SEAT CUSHION FAN 1 LEFT FRONT SEAT HEATED BACKREST LEFT FRONT SEAT HEATING ELEMENT, LEFT FRONT SEAT TEMPERATURE SENSOR RED WIRE RED/BLU WIRE RED/GRN WIRE RED/YEL WIRE RELAY & FUSE CARRIER 1 VIO/WHT WIRE WHT/YEL WIRE YEL WIRE

BLK WIRE BLU WIRE BRN WIRE DRIVER SEAT BACKREST COUPLING POINT DRIVER SEAT LUMBAR SUPPORT CURVATURE ADJUSTMENT MOTOR DRIVER SEAT LUMBAR SUPPORT HEIGHT ADJUSTMENT MOTOR FRONT PASSENGER SEAT BACKREST COUPLING POINT FRONT PASSENGER SEAT LUMBAR SUPPORT CURVATURE ADJUSTMENT MOTOR FRONT PASSENGER SEAT LUMBAR SUPPORT HEIGHT ADJUSTMENT MOTOR FUSE 3 FUSE PANEL 2 FUSE PANEL 3 FUSE PANEL B FUSE PANEL F GRN WIRE HOT AT ALL TIMES LEFT FRONT LUMBAR SUPPORT ADJUSTMENT SWITCH LEFT FRONT SEAT COUPLING STATION RED WIRE RELAY & FUSE CARRIER 1 RELAY & FUSE CARRIER 2 RIGHT FRONT LUMBAR SUPPORT ADJUSTMENT SWITCH RIGHT FRONT SEAT COUPLING STATION WHT WIRE

BRN WIRE BRN/GRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DRIVER MULTI- CONTOUR SEAT CONTROL MODULE DRIVER MULTI-CONTOUR SEAT COMPRESSOR DRIVER SEAT BACKREST COUPLING POINT DRIVER SEAT BOLSTER/ BACKREST INFLATION ADJUSTMENT VALVE BLOCK DRIVER SEAT SWITCH MODULE DRIVER SIDE MASSAGE FUNCTION BUTTON EARLY PRODUCTION FUSE 3 FUSE PANEL 2 FUSE PANEL B GRN WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE HOT AT ALL TIMES LATE PRODUCTION LEFT FRONT SEAT COUPLING STATION RED/BLK WIRE RED/WHT WIRE RELAY & FUSE CARRIER 1 VIO/WHT WIRE YEL/WHT WIRE

BRN WIRE BRN/GRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DRIVER MULTI- CONTOUR SEAT CONTROL MODULE DRIVER MULTI-CONTOUR SEAT COMPRESSOR DRIVER SEAT BACKREST COUPLING POINT DRIVER SEAT SWITCH MODULE DRIVER SIDE MASSAGE FUNCTION BUTTON FUSE 3 FUSE PANEL 2 FUSE PANEL B GRN WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE HOT AT ALL TIMES LEFT FRONT SEAT COUPLING STATION RED/BLK WIRE RED/WHT WIRE RELAY & FUSE CARRIER 1 VIO/WHT WIRE YEL/BLK WIRE YEL/WHT WIRE

ANDROID OPERATING SYSTEM ANTENNA ANTENNA AMPLIFIER ANTENNA AMPLIFIER 2 BLK WIRE BLU WIRE BLU/GRN WIRE BRN WIRE COMPUTER DATA LINES SYSTEM FUSE 10 FUSE 14 FUSE 2 FUSE 5 FUSE 7 FUSE PANEL 4 FUSE PANEL B FUSE PANEL C GRN WIRE GRN/VIO WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT W/ TERMINAL 15 POWER SUPPLY RELAY ENERGIZED INFORMATION ELECTRONICS CONTROL MODULE 1 MOST DATA BUS CIRCUIT NAVIGATION SYSTEM NCA WIRE ORG/ WIRE ORG/BRN WIRE PNK WIRE RADIO ANTENNA 2 REAR VIEW CAMERA CIRCUIT RED WIRE RED/BLK WIRE RED/WHT WIRE RED/YEL WIRE RELAY & FUSE CARRIER 1 SOUND SYSTEMS USB USB CHARGING SOCKET 2 USB CONNECTION 1 USB DISTRIBUTOR VEHICLE ELECTRICAL SYSTEM CONTROL MODULE VIO WIRE VIO/RED WIRE

BLK WIRE BLK/YEL WIRE BRN WIRE BRN/GRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM FRONT PARKING AID WARNING BUZZER FUSE 2 FUSE PANEL 4 FUSE PANEL B GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRY WIRE GRY/BLU WIRE HOT W/ TERMINAL 15 POWER SUPPLY RELAY ENERGIZED LEFT COUPLING POINT IN LUGGAGE COMPARTMENT LEFT REAR CENTER PARKING AID SENSOR LEFT REAR PARALLEL PARKING ASSISTANCE SENSOR LEFT REAR PARKING AID SENSOR ORG/BRN WIRE POWER DISTRIBUTION SYSTEM REAR PARKING AID WARNING BUZZER RED/WHT WIRE RED/YEL WIRE RELAY & FUSE CARRIER 1 RIGHT REAR CENTER PARKING AID SENSOR RIGHT REAR PARALLEL PARKING ASSISTANCE SENSOR RIGHT REAR PARKING AID SENSOR VEHICLE ELECTRICAL SYSTEM CONTROL MODULE VIO/BLU WIRE WHT WIRE WHT/GRN WIRE WHT/GRY WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/GRY WIRE YEL/RED WIRE

BLK/WHT WIRE BLU/WHT WIRE BRN WIRE BRN/VIO WIRE COMPUTER DATA LINES SYSTEM DRIVER BACKREST ADJUSTMENT MOTOR DRIVER BACKREST ADJUSTMENT SWITCH DRIVER POWER SEAT ADJUSTMENT CIRCUIT BREAKER 1 DRIVER SEAT ADJUSTMENT CONTROL HEAD DRIVER SEAT ANGLE ADJUSTMENT MOTOR DRIVER SEAT ANGLE ADJUSTMENT SWITCH DRIVER SEAT BACKREST COUPLING POINT DRIVER SEAT FORWARD/BACK ADJUSTMENT MOTOR DRIVER SEAT FORWARD/BACK ADJUSTMENT SWITCH DRIVER SEAT HEIGHT ADJUSTMENT MOTOR DRIVER SEAT HEIGHT ADJUSTMENT SWITCH FRONT PASSENGER BACKREST ADJUSTMENT MOTOR FRONT PASSENGER BACKREST ADJUSTMENT SWITCH FRONT PASSENGER POWER SEAT ADJUSTMENT CIRCUIT BREAKER 1 FRONT PASSENGER SEAT ADJUSTMENT CONTROL HEAD FRONT PASSENGER SEAT ANGLE ADJUSTMENT MOTOR FRONT PASSENGER SEAT ANGLE ADJUSTMENT SWITCH FRONT PASSENGER SEAT BACKREST COUPLING POINT FRONT PASSENGER SEAT FORWARD/BACK ADJUSTMENT MOTOR FRONT PASSENGER SEAT FORWARD/BACK ADJUSTMENT SWITCH FRONT PASSENGER SEAT HEIGHT ADJUSTMENT MOTOR FRONT PASSENGER SEAT HEIGHT ADJUSTMENT SWITCH GRY WIRE HOT AT ALL TIMES LEFT FRONT SEAT COUPLING STATION RED WIRE RED/BLK WIRE RELAY & FUSE CARRIER 1 RELAY & FUSE CARRIER 2 RIGHT FRONT SEAT COUPLING STATION VIO WIRE WHT WIRE YEL WIRE YEL/BLU WIRE YEL/GRN WIRE