Audi A4 B9 facelift (2019-2024) hot w/ terminal 15 power supply relay energized Wiring diagrams

BRN WIRE COMPUTER DATA LINES SYSTEM FUSE 3 FUSE PANEL 4 FUSE PANEL B GRN/BLK WIRE GRY WIRE HOT W/ TERMINAL 15 POWER SUPPLY RELAY ENERGIZED ORG/BRN WIRE REAR OF ENGINE COMPT) RELAY & FUSE CARRIER 1 STRUCTURE BORNE SOUND ACTUATOR STRUCTURE BORNE SOUND CONTROL MODULE WHT/BLK WIRE YEL/VIO WIRE

A/C CLUTCH (IF EQUIPPED) A/C COMPRESSOR REGULATOR VALVE AIR QUALITY SENSOR AUTOMATIC DIMMING BLK/GRN WIRE BLU/WHT WIRE BOTTOM COUPLING POINT ON LEFT A-PILLAR BRN WIRE BRN/BLU WIRE COMPUTER DATA LINES SYSTEM COUPLING POINT ON ROOF ENGINE COOLANT LEVEL SENSOR FRESH AIR BLOWER FRESH AIR BLOWER CONTROL MODULE FUSE 1 FUSE 10 FUSE 8 FUSE PANEL 3 FUSE PANEL 4 FUSE PANEL 5 FUSE PANEL B GRN WIRE GROUND DISTRIBUTION SYSTEM GRY/BRN WIRE GRY/RED WIRE HIGH PRESSURE SENSOR HOT AT ALL TIMES HOT W/ TERMINAL 15 POWER SUPPLY RELAY ENERGIZED HUMIDITY SENSOR IN FRESH AIR INTAKE DUCT INTERIOR LIGHT RECOGNITION SENSOR ORG/BRN WIRE OUTSIDE AIR TEMPERATURE SENSOR REAR VIEW MIRROR) RED/BLU WIRE RED/GRY WIRE RELAY & FUSE CARRIER 1 VEHICLE ELECTRICAL SYSTEM CONTROL MODULE VIO/RED WIRE VIO/WHT WIRE W/ HIGH BEAM ASSIST W/O HIGH BEAM ASSIST WHT WIRE WHT/YEL WIRE YEL WIRE YEL/VIO 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

A/C CLUTCH (IF EQUIPPED) A/C COMPRESSOR REGULATOR VALVE AUTOMATIC DIMMING BLK/BRN WIRE BLK/GRN WIRE BLK/YEL WIRE BLU/WHT WIRE BRN WIRE BRN/BLU WIRE COMPUTER DATA LINES SYSTEM COUPLING POINT ON ROOF ENGINE COOLANT LEVEL SENSOR FUSE 1 FUSE 10 FUSE 8 FUSE PANEL 1 FUSE PANEL 3 FUSE PANEL 4 FUSE PANEL B FUSE PANEL F GRN WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/RED WIRE GROUND DISTRIBUTION SYSTEM GRY/BRN WIRE GRY/RED WIRE HOT AT ALL TIMES HOT W/ TERMINAL 15 POWER SUPPLY RELAY ENERGIZED INTERIOR LEFT REAR BENCH SEAT HEATING ELEMENT, LEFT REAR HEATED SEAT TEMPERATURE SENSOR LEFT REAR FOOTWELL TEMPERATURE SENSOR LEFT REAR SEAT COUPLING STATION LEFT REAR SEAT HEATING BUTTON LIGHT RECOGNITION SENSOR ORG/BRN WIRE OUTSIDE AIR TEMPERATURE SENSOR REAR A/C DISPLAY CONTROL HEAD (IF EQUIPPED) REAR UPPER BODY VENT TEMPERATURE SENSOR REAR VIEW MIRROR) RED/GRY WIRE RED/VIO WIRE RELAY & FUSE CARRIER 1 RELAY & FUSE CARRIER 2 RIGHT FRONT UPPER BODY VENT TEMPERATURE SENSOR RIGHT REAR BENCH SEAT HEATING ELEMENT/ RIGHT REAR HEATED SEAT TEMPERATURE SENSOR RIGHT REAR SEAT COUPLING STATION RIGHT REAR SEAT HEATING BUTTON SEATS SYSTEM VEHICLE ELECTRICAL SYSTEM CONTROL MODULE VIO/RED WIRE VIO/WHT WIRE W/ HIGH BEAM ASSIST W/O HIGH BEAM ASSIST WHT/BLU WIRE WHT/BRN WIRE WHT/GRY WIRE WHT/YEL WIRE YEL WIRE YEL/VIO WIRE

A/T ACTIVE STEERING CONTROL MODULE ALL WHEEL DRIVE CONTROL MODULE (LEFT REAR OF TRANSMISSION) BLK/VIO WIRE BOTTOM COUPLING POINT ON LEFT A-PILLAR BRN WIRE DATA BUS ON BOARD DIAGNOSTIC INTERFACE (UNDER CENTER OF REAR SEATS) DIAGNOSTIC CONNECTION DUAL-CLUTCH TRANSMISSION MECHATRONIC EARLY PRODUCTION FUSE 1 FUSE 12 FUSE 2 FUSE 7 FUSE CARRIER 2 FUSE CARRIER 4 FUSE PANEL B GRN WIRE GRN/WHT WIRE GRY WIRE GRY/RED WIRE GRY/VIO WIRE HOT AT ALL TIMES HOT W/ TERMINAL 15 POWER SUPPLY RELAY ENERGIZED LATE PRODUCTION ORG/BRN WIRE PNK WIRE PNK/WHT WIRE POWER DISTRIBUTION SYSTEM POWER STEERING CONTROL MODULE RED WIRE RED/BLU WIRE RED/YEL WIRE RELAY & FUSE CARRIER 1 RIGHT COUPLING POINT IN ENGINE/ MOTOR COMPARTMENT SELECTOR LEVER VIO WIRE VIO/WHT WIRE VIO/YEL WIRE W/ ACTIVE STEERING W/ REAR FINAL DRIVE-SPORT DIFFERENTIAL YEL WIRE

2.0L TURBO DBPA ACCELERATOR PEDAL MODULE ACCELERATOR PEDAL POSITION SENSOR ACCELERATOR PEDAL POSITION SENSOR 2 ADAPTIVE CRUISE CONTROL MODULE ADAPTIVE CRUISE CONTROL MODULE 2 BLK WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BLU/GRN WIRE BOTTOM COUPLING POINT ON LEFT A-PILLAR BRAKE LAMP SWITCH BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/RED WIRE COMFORT SYSTEM CENTRAL CONTROL MODULE (LEFT SIDE OF LUGGAGE COMPT) COMPUTER DATA LINES SYSTEM CRUISE CONTROL IND CRUISE CONTROL SWITCH DISPLAY UNIT DUAL-CLUTCH TRANSMISSION MECHATRONIC (7 SPEED A/T) ENGINE SPEED SENSOR ENGINE/MOTOR CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) EPC THROTTLE DRIVE EPC THROTTLE DRIVE ANGLE SENSOR 1 EPC THROTTLE DRIVE ANGLE SENSOR 2 FUSE 12 FUSE 14 FUSE 5 FUSE 9 FUSE PANEL 1 FUSE PANEL 4 FUSE PANEL B FUSE PANEL C GRN WIRE GRN/VIO WIRE HOT AT ALL TIMES HOT W/ MOTRONIC ENGINE CONTROL MODULE POWER SUPPLY RELAY ENERGIZED HOT W/ TERMINAL 15 POWER SUPPLY RELAY ENERGIZED INSTRUMENT CLUSTER CONTROL MODULE ORG/BRN WIRE PNK WIRE RED/VIO WIRE RELAY & FUSE CARRIER 1 STEERING COLUMN ELECTRONICS CONTROL MODULE STEERING COLUMN) THROTTLE VALVE CONTROL MODULE (THROTTLE BODY) TRANSMISSION CONTROL MODULE TRANSMISSION CONTROL MODULE (8 SPEED A/T) (TRANSMISSION ASSEMBLY) TRANSMISSION INPUT SPEED SENSOR 1 TRANSMISSION INPUT SPEED SENSOR 2 VIO WIRE VIO/GRN WIRE VIO/RED WIRE YEL/BLU 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

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

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 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 PARKING AID SENSOR VEHICLE ELECTRICAL SYSTEM CONTROL MODULE VIO/BLU WIRE WHT WIRE WHT/GRY WIRE YEL/GRN WIRE YEL/GRY WIRE YEL/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