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

BLK WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DISPLAY UNIT INSTRUMENT CLUSTER CONTROL MODULE FUSE 3 FUSE PANEL 3 FUSE PANEL B GRN WIRE HOT AT ALL TIMES LEFT FRONT BRAKE PAD WEAR SENSOR ORG/BRN WIRE RED WIRE RED/GRN WIRE RELAY & FUSE CARRIER 1 RIGHT REAR BRAKE PAD WEAR SENSOR VEHICLE ELECTRICAL SYSTEM CONTROL MODULE VIO WIRE

A/T AFTER-RUN COOLANT PUMP BLK/GRN WIRE BLK/GRY WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/BLU WIRE BRN/GRN WIRE COMPUTER DATA LINES SYSTEM COOLANT RECIRCULATION PUMP COOLANT SHUT-OFF VALVE ENGINE COOLANT LEVEL SENSOR ENGINE COOLANT TEMPERATURE SENSOR ENGINE COOLANT TEMPERATURE SENSOR ON RADIATOR OUTLET ENGINE/MOTOR CONTROL MODULE FUSE 13 FUSE 14 FUSE 2 FUSE 2-3 FUSE 4 FUSE 8 FUSE PANEL 1 FUSE PANEL A FUSE PANEL B GRN WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/GRN WIRE HOT AT ALL TIMES HOT W/ MOTRONIC ENGINE CONTROL MODULE POWER SUPPLY RELAY ENERGIZED LEFT COUPLING POINT IN ENGINE/MOTOR COMPARTMENT ORG/BRN WIRE OUTSIDE AIR TEMPERATURE SENSOR PNK/WHT WIRE RADIATOR FAN RADIATOR FAN 2 RADIATOR FAN CONTROL MODULE RADIATOR FAN CONTROL MODULE 2 RADIATOR FAN FUSE RED/BLK WIRE RED/BLU WIRE RED/VIO WIRE RED/WHT WIRE RELAY & FUSE CARRIER 1 RIGHT RADIATOR FAN SUPPRESSOR VEHICLE ELECTRICAL SYSTEM CONTROL MODULE VIO/WHT WIRE W/ LOW FAN OUTPUT W/ LOW FAN OUTPUT, INCREASED FAN OUTPUT, RADIATOR FAN W/O TRAILER HITCH W/O TWO RADIATOR FANS WHT/BLU WIRE WHT/GRN WIRE WHT/YEL WIRE YEL WIRE YEL/RED WIRE YEL/VIO WIRE

BLK/BLU WIRE BLK/GRN WIRE BRN WIRE COMPUTER DATA LINES SYSTEM FUSE 12 FUSE 3 FUSE 9 FUSE PANEL 2 FUSE PANEL 3 FUSE PANEL B GRN WIRE GRY WIRE HOT AT ALL TIMES HUMIDITY SENSOR LEFT DAYTIME RUNNING LAMP, POSITION LAMP LED MODULE LEFT FRONT HEADLAMP LEFT FRONT TURN SIGNAL BULB LEFT HEADLAMP AUXILIARY FUNCTIONS POWER OUTPUT MODULE LEFT LED HEADLAMP POWER OUTPUT MODULE 1 LEFT LIGHT CONTROL MODULE LEFT MATRIX HEADLAMP POWER OUTPUT MODULE LEFT STATIONARY CORNERING LAMP ORG/BRN WIRE POWER DISTRIBUTION SYSTEM RAIN/LIGHT RECOGNITION SENSOR RED WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RELAY & FUSE CARRIER 1 VEHICLE ELECTRICAL SYSTEM CONTROL MODULE VIO/BLU WIRE VIO/GRN WIRE VIO/GRY WIRE VIO/WHT WIRE W/ HID W/O HID W/ MATRIX BEAM W/O HID, MATRIX BEAM WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE YEL/RED WIRE YEL/VIO WIRE YEL/WHT WIRE

BLK/BLU WIRE BLK/GRN WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DISPLAY UNIT DRIVING, CONVENIENCE FUNCTIONS CONTROL UNIT 1 EMERGENCY FLASHER BUTTON FUSE 12 FUSE 13 FUSE PANEL 4 FUSE PANEL B GRY WIRE HOT W/ TERMINAL 15 POWER SUPPLY RELAY ENERGIZED INSTRUMENT CLUSTER CONTROL MODULE INSTRUMENT PANEL COUPLING POINT LEFT DAYTIME RUNNING LAMP, POSITION LAMP LED MODULE LEFT FRONT HEADLAMP LEFT FRONT SIDE MARKER LAMP BULB LEFT FRONT TURN SIGNAL BULB LEFT LED HEADLAMP POWER OUTPUT MODULE 1 LEFT LIGHT CONTROL MODULE LEFT TURN SIGNAL INDICATOR LAMP ORG/BRN WIRE RED WIRE RED/YEL WIRE RELAY & FUSE CARRIER 1 RIGHT EMERGENCY FLASHER INDICATOR LAMP VIO WIRE VIO/BLU WIRE VIO/GRN WIRE VIO/GRY WIRE VIO/WHT WIRE W/ HID W/O HID W/ MATRIX BEAM W/O HID, MATRIX BEAM WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE YEL/RED WIRE YEL/VIO WIRE YEL/WHT WIRE

2.0L TURBO CYMC, DPAA 2.0L TURBO DMSA 3.0L TURBO BACKUP LAMPS CIRCUIT BLK WIRE BLK/BLU WIRE BLU/GRY WIRE BRAKE LAMP SWITCH (BRAKE MASTER CYLINDER) BRN WIRE ENGINE/MOTOR CONTROL MODULE FUSE 5 FUSE PANEL 1 FUSE PANEL B GRN WIRE GRN/BLK WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/YEL WIRE HOT W/ MOTRONIC ENGINE CONTROL MODULE POWER SUPPLY RELAY ENERGIZED LEFT BRAKE LAMP/ TURN SIGNAL BULB LEFT BRAKE/ TAIL LAMP BULB 2 LEFT LICENSE PLATE LIGHT LEFT REAR SIDE MARKER LAMP BULB LEFT REAR TURN SIGNAL BULB LEFT TAIL LAMP RELAY & FUSE CARRIER 1 RIGHT BACKUP LAMP BULB RIGHT BRAKE LAMP/ TURN SIGNAL/ TAIL LAMP BULB 2 RIGHT LICENSE PLATE LIGHT RIGHT REAR FOG LAMP BULB RIGHT REAR TURN SIGNAL BULB 2 RIGHT TAIL LAMP 2 (W/ LED) RIGHT TAIL LAMP 2 (W/O LED) RIGHT TAIL LAMP BULB RIGHT TAIL LAMP BULB 2 VIO/BLU WIRE VIO/RED WIRE W/ LED W/O LED WHT/GRY WIRE YEL WIRE

BRN WIRE COMPUTER DATA LINES SYSTEM DRIVER ASSISTANCE SYSTEMS FRONT CAMERA FUSE 11 FUSE PANEL 4 FUSE PANEL B GRN WIRE GRY WIRE HOT W/ TERMINAL 15 POWER SUPPLY RELAY ENERGIZED ORG/BRN WIRE PNK WIRE RED/YEL WIRE RELAY & FUSE CARRIER 1 WINDOW DEFOGGER FRONT SENSOR SYSTEM

ANDROID OPERATING SYSTEM CONTROL MODULE 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 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 BRN WIRE COMPUTER DATA LINES SYSTEM FRONT ROOF MODULE FRONT SUNROOF MOTOR POSITION SENSOR FRONT SUNROOF MOTOR POSITION SENSOR 2 FUSE 4 FUSE 8 FUSE PANEL 2 FUSE PANEL 3 FUSE PANEL B GRN WIRE GRN/BLK WIRE GRN/BRN WIRE GRN/WHT WIRE GRN/YEL WIRE HOT AT ALL TIMES ORG/ WIRE ORG/BRN WIRE REAR ROOF FUNCTION BUTTON RED WIRE RED/BLK WIRE RED/BLU WIRE RELAY & FUSE CARRIER 1 ROOF SHADE BUTTON 1 SHADE MOTOR SUNROOF BUTTON SUNROOF CONTROL MODULE SUNROOF MOTOR (CENTER FRONT OF ROOF) SUNROOF SHADE MOTOR SUNROOF SHADE MOTOR POSITION SENSOR SUNROOF SHADE MOTOR POSITION SENSOR 2 VIO WIRE VIO/RED WIRE WHT WIRE YEL WIRE

AIR CONDITIONING SYSTEM AIR CONDITIONING, INSTRUMENT CLUSTER SYSTEMS ANTI-LOCK BRAKES SYSTEM BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/VIO WIRE BLU WIRE BLU/WHT WIRE BRN WIRE BRN/BLU WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM COOLING FANS SYSTEM DOOR LOCKS, ANTI-THEFT SYSTEMS FUSE 13 FUSE 15 FUSE 2 FUSE 3 FUSE 6 FUSE PANEL 2 FUSE PANEL 3 FUSE PANEL 4 FUSE PANEL B GRN WIRE GRN/RED WIRE GRN/VIO WIRE GRN/YEL WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/RED WIRE GRY/WHT WIRE GRY/YEL WIRE HEADLIGHTS SYSTEM HOT AT ALL TIMES INSTRUMENT CLUSTER SYSTEM NAVIGATION SYSTEM ORG/BRN WIRE ORG/GRY WIRE POWER DISTRIBUTION SYSTEM RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE RELAY & FUSE CARRIER 1 STARTING/CHARGING SYSTEM SUPPLEMENTAL RESTRAINTS SYSTEM VEHICLE ELECTRICAL SYSTEM CONTROL MODULE VIO WIRE VIO/BLU WIRE VIO/GRN WIRE VIO/GRY WIRE VIO/RED WIRE VIO/WHT WIRE VIO/YEL WIRE WARNING SYSTEMS WHT WIRE WHT/VIO WIRE WHT/YEL WIRE WIPER/WASHER SYSTEM YEL WIRE YEL/BLK WIRE YEL/VIO WIRE