Audi A4 B8 (2007-2012) yel Wiring diagrams

BACKREST BOLSTER HEATER BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/WHT WIRE DISCONTINUED PHASED IN MODIFICATION DRIVER BACKREST HEATING ELEMENT DRIVER SEAT BACKREST BLOWER FAN DRIVER SEAT BACKREST BLOWER FAN 2 DRIVER SEAT CUSHION BLOWER FAN DRIVER SEAT CUSHION BLOWER FAN 2 FRONT PASSENGER SEAT BACKREST FAN (TOP OF FRONT PASSENGER SEAT BACKREST) FRONT PASSENGER SEAT BACKREST FAN 2 (MIDDLE OF FRONT PASSENGER SEAT BACKREST) FRONT PASSENGER SEAT CUSHION FAN (UNDER FRONT OF FRONT PASSENGER SEAT CUSHION) FRONT PASSENGER SEAT CUSHION FAN 2 (UNDER REAR OF FRONT PASSENGER SEAT CUSHION) FUSE CARRIER FUSE 2 GRN WIRE HEATING ELEMENT HEATING ELEMENT FRONT PASSENGER BACKREST HEATING ELEMENT HOT AT ALL TIMES LEFT FRONT SEAT HEATER LEFT FRONT SEAT VENTILATION CONTROL MODULE LUGGAGE COMPARTMENT RELAY/FUSE CARRIER (RIGHT SIDE OF LUGGAGE COMPT) PHASED IN MODIFICATION RED WIRE RED/BLK WIRE RED/GRN WIRE RED/YEL WIRE RIGHT FRONT SEAT HEATER SEAT TEMPERATURE SENSOR SIDE BOLSTER HEATER SIDE HEATING ELEMENT BOLSTER HEATER TEMPERATURE SENSOR VEHICLE ELECTRICAL SYSTEM CONTROL MODULE (UNDER LEFT SIDE OF DASH) VIO WIRE YEL WIRE

BACKREST HEATING ELEMENT BACKREST SIDE BOLSTER HEATER (IF EQUIPPED) BLK WIRE BLK/WHT WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DRIVER'S BACKREST HEATING ELEMENT DRIVER'S SEAT HEATER LEFT FRONT SEAT TEMP SENSOR DRIVER'S SIDE FUSE PANEL (BEHIND LEFT END OF DASH) FRONT PASSENGER'S BACKREST HEATING ELEMENT FRONT PASSENGER'S SEAT HEATER FUSE FUSE CARRIER 2 GRN WIRE GRN/BRN WIRE HOT AT ALL TIMES ORG/BRN WIRE ORG/GRN WIRE RED WIRE RED/BLK WIRE RED/GRN WIRE RED/WHT WIRE RIGHT FRONT SEAT TEMP SENSOR SEAT HEATING ELEMENT SIDE BOLSTER HEATER (IF EQUIPPED) VEHICLE ELECTRICAL SYSTEM CONTROL MODULE (UNDER LEFT SIDE OF DASH) WHT WIRE YEL WIRE YEL/BLU WIRE

18 PIN CONNECTOR (W/O SPEAKER PHONE) BLK WIRE BLU WIRE BLU/VIO WIRE BLU/YEL WIRE BLUETOOTH ANTENNA (IF EQUIPPED) BRN WIRE COMPUTER DATA LINES SYSTEM FRONT INFORMATION DISPLAY CONTROL HEAD CONTROL MODULE (BEHIND GLOVE BOX) FUSE 4 FUSE CARRIER 2 FUSE 3 FUSE FUSE 5 CARRIER 5 GRN WIRE GRN/VIO WIRE GRY/BLU WIRE HOT AT ALL TIMES INFORMATION ELECTRONICS CONTROL MODULE 1 LEFT FRONT MICROPHONE LUGGAGE COMPARTMENT RELAY/FUSE CARRIER (RIGHT SIDE OF LUGGAGE COMPT) MICROPHONE UNIT (IN FRONT OF MODULE) MMI BASIC MMI HIGH MOST DATA BUS CIRCUIT MULTIMEDIA CONTROL HEAD NCA WIRE ORG/ WIRE PANEL (BEHIND RIGHT END OF DASH) PASSENGER'S SIDE FUSE REAR VIEW CAMERA SYSTEM CONTROL MODULE (IF EQUIPPED) (RIGHT SIDE OF TRUNK) RED WIRE RED/GRN WIRE RED/VIO WIRE RED/WHT WIRE RIGHT FRONT MICROPHONE TELEPHONE BASEPLATE (W/ SPEAKER) TELEPHONE BASEPLATE (W/O SPEAKER) VEHICLE ELECTRIC SYSTEM CONTROL MODULE (UNDER LEFT SIDE OF DASH) VIO RED/ WIRE VIO/YEL WIRE W/ SPEAKER W/O SPEAKER W/O W/ SPEAKER SPEAKER WHT WIRE YEL WIRE

ANTENNA AMPLIFIER 2 (SEDAN) (RIGHT REAR OF ROOF) ANTENNA AMPLIFIER 3 (SEDAN: LEFT SIDE OF TRUNK) (AVANT: LEFT SIDE OF CARGO AREA) BLK WIRE BLU WIRE BRN WIRE COMFORT SYSTEM CENTRAL CONTROL MODULE (RIGHT SIDE OF TRUNK) EXTERNAL AUDIO SOURCE CONNECTION GRN WIRE INFORMATION ELECTRONICS CONTROL MODULE 1 NAVIGATION SYSTEM ANTENNA NCA WIRE ORG/ WIRE RADIO (IF EQUIPPED) RADIO, TELEPHONE, NAVIGATION SYSTEM ANTENNA (SEDAN) (CENTER REAR OF ROOF) RED WIRE SATELLITE ANTENNA TELEPHONE ANTENNA TV TUNER (IF EQUIPPED) (LEFT SIDE OF TRUNK) VIO WIRE WHT WIRE YEL WIRE

BACKREST BLK WIRE BLU WIRE BRN WIRE CIRCUIT BREAKER 1 DRIVER POWER SEAT ADJUSTMENT DRIVER'S BACKREST ADJUSTMENT MOTOR (IN DRIVER FRONT SEAT BACK) DRIVER'S POWER SEAT SWITCH DRIVER'S SEAT FORE/AFT ADJUSTMENT MOTOR DRIVER'S SEAT HEIGHT ADJUSTMENT MOTOR (UNDER REAR OF DRIVER SEAT CUSHION) DRIVER'S SEAT INCLINATION ADJUSTMENT MOTOR DRIVER'S SEAT LUMBAR SUPPORT ADJUSTMENT SWITCH DRIVER'S SEAT LUMBAR SUPPORT EIGHT ADJUSTMENT MOTOR (IN DRIVER FRONT SEAT BACK) FORE/ AFT FORE/AFT FRONT PASSENGER POWER SEAT ADJUSTMENT FRONT PASSENGER SEAT LUMBAR SUPPORT ADJUSTMENT SWITCH FRONT PASSENGER'S BACKREST ADJUSTMENT MOTOR (IN PASSENGER FRONT SEAT BACK) FRONT PASSENGER'S POWER SEAT SWITCH FRONT PASSENGER'S SEAT FORE/AFT ADJUSTMENT MOTOR FRONT PASSENGER'S SEAT INCLINATION ADJUSTMENT MOTOR HEIGHT HOT AT ALL TIMES RED WIRE TILT WHT WIRE YEL WIRE

BLK WIRE BLK/BRN WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DRIVER'S SIDE FUSE PANEL (BEHIND LEFT END OF DASH) FUSE 9 FUSE CARRIER 3 FUSE 11 GRN WIRE GRY WIRE HOT AT ALL TIMES POWER SUNROOF CONTROL MODULE (CENTER FRONT OF ROOF) RED WIRE RED/BLK WIRE RED/BLU WIRE ROOF BLIND CONTROL MODULE SUNROOF MOTOR SUNROOF REGULATOR VIO WIRE WHT WIRE YEL WIRE YEL/RED WIRE

18 PIN CONNECTOR ANTENNA AMPLIFIER ANTENNA AMPLIFIER 3 (SEDAN: LEFT SIDE OF TRUNK) (AVANT: LEFT SIDE OF CARGO AREA) BLK WIRE BLK/RED WIRE BLU/GRN WIRE BRN WIRE BRN/BLU WIRE BRN/VIO WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM EXTERNAL AUDIO SOURCE CONNECTION FUSE 1 FUSE 3 FUSE CARRIER 2 GRN WIRE GRN/BLU WIRE GRY WIRE HOT AT ALL TIMES NCA WIRE ORG/BRN WIRE ORG/VIO WIRE PASSENGER'S SIDE FUSE PANEL (BEHIND RIGHT END OF DASH) RADIO RED/BLU WIRE RED/GRN WIRE RED/VIO WIRE RED/YEL WIRE SATELLITE ANTENNA TELEPHONE TRANSCEIVER (UNDER FRONT PASSENGER'S SEAT) W/ SPEAKER PHONE W/O SPEAKER PHONE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE YEL WIRE YEL/RED WIRE

18 PIN CONNECTOR (W/O SPEAKER PHONE) BLK WIRE BLK/WHT WIRE BLU/GRN WIRE BLU/WHT WIRE BRN WIRE BRN/BLU WIRE BRN/VIO WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM EXTERNAL AUDIO SOURCE CONNECTION FUSE 5 FUSE CARRIER 3 FUSE 4 FUSE CARRIER 5 GRN WIRE GRN/VIO WIRE GRY WIRE HOT AT ALL TIMES LUGGAGE COMPARTMENT RELAY/FUSE CARRIER MICROPHONE UNIT MOST DATA BUS CIRCUIT NCA WIRE REAR VIEW CAMERA SYSTEM CONTROL MODULE (IF EQUIPPED) (RIGHT SIDE OF TRUNK) RED/BLU WIRE RED/VIO WIRE RED/YEL WIRE TELEPHONE MICROPHONE TELEPHONE TRANSCEIVER TV TUNER (LEFT SIDE OF TRUNK) VOICE CONTROL MICROPHONE 6 5 W/ SPEAKER PHONE W/O SPEAKER PHONE WHT WIRE WHT/GRN WIRE WHT/RED WIRE WHT/YEL WIRE YEL WIRE

16 7 18-PIN CONNECTOR (W/O HANDSFREE SPEAKING SYSTEM) ANTENNA AMPLIFIER 3 (SEDAN: LEFT SIDE OF TRUNK) (AVANT: LEFT SIDE OF CARGO AREA) BLK WIRE BLK/WHT WIRE BLU/GRN WIRE BLU/WHT WIRE BRN WIRE BRN/BLU WIRE BRN/VIO WIRE BRN/YEL WIRE COMFORT SYSTEM CENTRAL CONTROL MODULE (RIGHT SIDE OF TRUNK) COMPUTER DATA LINES SYSTEM FUSE CARRIER 5 GRN/VIO WIRE HOT AT ALL TIMES FUSE 3 HOT AT ALL TIMES FUSE 5 LUGGAGE COMPARTMENT RELAY/FUSE CARRIER (RIGHT SIDE OF LUGGAGE COMPT) MOST DATA BUS CIRCUIT NCA WIRE RADIO RED WIRE RED/BLU WIRE RED/VIO WIRE RED/YEL WIRE RIGHT FRONT MID-BASS SPEAKER RIGHT FRONT TREBLE SPEAKER RIGHT REAR MID/ LOW RANGE SPEAKER RIGHT REAR TREBLE SPEAKER TV TUNER (IF EQUIPPED) (LEFT SIDE OF TRUNK) VIO WIRE W/ REAR VIEW CAMERA WHT WIRE WHT/GRN WIRE YEL WIRE

BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/YEL WIRE BLU WIRE BRN WIRE FUSE FUSE CARRIER 3 FUSE CARRIER 4 GRN WIRE GRY/BLU WIRE HEATED SEAT TEMPERATURE SENSOR HOT AT ALL TIMES HOT W/ POWER SUPPLY RELAY (TERMINAL 15) ENERGIZED LEFT REAR BACKREST HEATING ELEMENT LEFT REAR HEATED SEAT REGULATING SWITCH LEFT REAR SEAT HEATER LUGGAGE COMPARTMENT RELAY/FUSE CARRIER (RIGHT SIDE OF LUGGAGE COMPT) RED WIRE RIGHT REAR BACKREST HEATING ELEMENT RIGHT REAR HEATED SEAT REGULATING SWITCH RIGHT REAR SEAT HEATER SEAT HEATING ELEMENT SEAT OCCUPIED SENSOR VEHICLE ELECTRICAL SYSTEM CONTROL MODULE (UNDER LEFT SIDE OF DASH) VIO WIRE VIO/RED WIRE WHT WIRE WHT/GRN WIRE WHT/YEL WIRE YEL WIRE