Audi A4 B9 facelift (2019-2024) relay & fuse carrier 2 Wiring diagrams

2.0L TURBO 3.0L TURBO BLK/BLU WIRE BLU/BLK WIRE BRN WIRE COMFORT SYSTEM CENTRAL CONTROL MODULE COMPUTER DATA LINES SYSTEM ENGINE/ MOTOR CONTROL MODULE FUSE 11 FUSE 14 FUSE 9 FUSE PANEL 1 FUSE PANEL 3 FUSE PANEL F GRN WIRE GRN/WHT WIRE HOT AT ALL TIMES LEFT BACKUP LAMP BULB LEFT TAIL LAMP 2 NCA WIRE ORG/BRN WIRE PNK/WHT WIRE RED/WHT WIRE RED/YEL WIRE RELAY & FUSE CARRIER 2 RIGHT BACKUP LAMP BULB RIGHT TAIL LAMP 2 SELECTOR LEVER SELECTOR LEVER POSITION SENSOR SELECTOR LEVER TRANSMISSION RANGE DISPLAY VIO WIRE YEL/RED 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 WIRE BLK/WHT WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DISPLAY UNIT DRIVER DOOR CONTROL MODULE DRIVER EXTERIOR REAR VIEW MIRROR FRONT PASSENGER DOOR CONTROL MODULE FRONT PASSENGER EXTERIOR REAR VIEW MIRROR FUSE 4 FUSE PANEL 3 FUSE PANEL F GRN WIRE GRY/WHT WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER CONTROL MODULE LANE CHANGE ASSISTANCE CONTROL MODULE LANE CHANGE ASSISTANCE CONTROL MODULE 2 LANE CHANGE ASSISTANCE INDICATOR LAMP LANE CHANGE ASSISTANCE WARNING LAMP LEFT COUPLING POINT IN LUGGAGE COMPARTMENT ORG/BRN WIRE ORG/GRN WIRE ORG/GRY WIRE ORG/WHT WIRE RELAY & FUSE CARRIER 2 VIO WIRE WHT 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 CODING WIRE COMPUTER DATA LINES SYSTEM EARLY PRODUCTION FRONT PASSENGER MASSAGE FUNCTION BUTTON FRONT PASSENGER MULTI-CONTOUR SEAT COMPRESSOR FRONT PASSENGER MULTI-CONTOUR SEAT CONTROL MODULE FRONT PASSENGER SEAT BACKREST COUPLING POINT FRONT PASSENGER SEAT BOLSTER/ BACKREST INFLATION ADJUSTMENT VALVE BLOCK FRONT PASSENGER SEAT SWITCH MODULE FUSE 3 FUSE PANEL 3 FUSE PANEL F GRN WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE HOT AT ALL TIMES LATE PRODUCTION RED/BLK WIRE RED/WHT WIRE RELAY & FUSE CARRIER 2 RIGHT FRONT SEAT COUPLING STATION VIO/WHT WIRE YEL/WHT WIRE

BLK WIRE BLU WIRE BOTTOM COUPLING POINT ON LEFT A-PILLAR BRN WIRE BRN/BLU WIRE BRN/GRN WIRE CENTER SPEAKER 2 COMPUTER DATA LINES SYSTEM DIGITAL SOUND SYSTEM FUSE FRONT INFORMATION DISPLAY CONTROL HEAD FRONT ROOF MODULE GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/BRN WIRE HOT AT ALL TIMES INFORMATION ELECTRONICS CONTROL MODULE 1 INTERIOR MICROPHONE MICROPHONE UNIT IN FRONT ROOF MODULE LEFT EFFECTS SPEAKER LEFT FRONT DOOR COUPLING POINT LEFT FRONT MIDRANGE SPEAKER LEFT FRONT MIDRANGE SPEAKER 2 LEFT FRONT TREBLE SPEAKER MOST DATA BUS CIRCUIT N/A NAVIGATION SYSTEM (EMERGENCY CALL CIRCUIT) ORG/ WIRE ORG/BRN WIRE RED WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RELAY & FUSE CARRIER 2 RIGHT EFFECTS SPEAKER RIGHT FRONT MIDRANGE SPEAKER 2 SOUND SYSTEMS VIO/BLU WIRE VIO/GRY WIRE VIO/YEL WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/BRN WIRE

BLK WIRE BLU WIRE BOTTOM COUPLING POINT ON LEFT A-PILLAR BRN WIRE COMPUTER DATA LINES SYSTEM COUPLING POINT IN THE LEFT FRONT DOOR COUPLING POINT IN THE RIGHT FRONT DOOR FRONT PERIPHERAL CAMERA FUSE 13 FUSE PANEL 3 FUSE PANEL F GRN WIRE GRY WIRE HOT AT ALL TIMES INFORMATION ELECTRONICS CONTROL MODULE 1 LEFT FRONT DOOR COUPLING POINT LEFT PERIPHERAL CAMERA ORG/ WIRE ORG/BRN WIRE PERIPHERAL CAMERA CONTROL MODULE POWER DISTRIBUTION SYSTEM REAR PERIPHERAL CAMERA RED/GRY WIRE RELAY & FUSE CARRIER 2 RIGHT FRONT DOOR COUPLING POINT RIGHT PERIPHERAL CAMERA

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

BLK WIRE BOTTOM COUPLING POINT ON LEFT A-PILLAR BRN WIRE COMPUTER DATA LINES SYSTEM FUSE 13 FUSE PANEL 3 FUSE PANEL F GRY WIRE HOT AT ALL TIMES INFORMATION ELECTRONICS CONTROL MODULE 1 NCA WIRE ORG/BRN WIRE POWER DISTRIBUTION SYSTEM REAR VIEW CAMERA REAR VIEW CAMERA SYSTEM CONTROL MODULE RED/GRY WIRE RELAY & FUSE CARRIER 2

BRN WIRE COMPUTER DATA LINES SYSTEM DISPLAY UNIT INSTRUMENT CLUSTER CONTROL MODULE FUSE 6 FUSE PANEL 3 FUSE PANEL F GRY WIRE HOT AT ALL TIMES LEFT FRONT TIRE PRESSURE MONITORING SENSOR, ANTENNA LEFT REAR TIRE PRESSURE MONITORING SENSOR, ANTENNA ORG/BRN WIRE RED/GRY WIRE RELAY & FUSE CARRIER 2 RIGHT FRONT TIRE PRESSURE MONITORING SENSOR, ANTENNA RIGHT REAR TIRE PRESSURE MONITORING SENSOR, ANTENNA TIRE PRESSURE MONITORING CONTROL MODULE VIO WIRE