Audi A4 B8 (2007-2012) yel Wiring diagrams

ACCESS/START AUTHORIZATION BUTTON (W/ START/STOP BUTTON) BLK WIRE BLK/VIO WIRE BLU WIRE BLU/BLK WIRE BLU/GRY WIRE BRN WIRE COMFORT SYSTEM CONTROL MODULE (RIGHT SIDE OF TRUNK) COMPUTER DATA LINES SYSTEM DRIVER'S SIDE FUSE PANEL (BEHIND LEFT END OF DASH) ENGINE 1 2 3 4 5 6 7 8 9 CONTROLS SYSTEM ENGINE CONTROLS SYSTEM FUSE 1 FUSE CARRIER 1 FUSE 10 GRN/VIO WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/WHT WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT W/ POWER SUPPLY RELAY (TERMINAL 15) ENERGIZED ORG/BLK WIRE ORG/BRN WIRE POWER DISTRIBUTION SYSTEM PRNDS RED WIRE RED/BRN WIRE SELECTOR LEVER SENSOR SYSTEM CONTROL MODULE (ON SHIFTER UNIT) TRANSMISSION CONTROL MODULE (TCM) (IN MECHATRONIC UNIT) TRANSMISSION PARK SELECTOR SWITCH, SHIFT LOCK SOLENOID VEHICLE ELECTRICAL SYSTEM CONTROL MODULE (UNDER LEFT SIDE OF DASH) VIO WIRE YEL WIRE

2.0L ACCESS/START AUTHORIZATION BUTTON (W/ START/STOP BUTTON) BLK WIRE BLK/VIO WIRE BLU WIRE BLU/BLK WIRE BLU/GRY WIRE BRN WIRE COMFORT SYSTEM CONTROL MODULE (RIGHT SIDE OF TRUNK) COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM ENGINE CONTROLS SYSTEM DRIVER'S SIDE FUSE PANEL (BEHIND LEFT END OF DASH) ENGINE CONTROLS SYSTEM FUSE FUSE CARRIER 1 FUSE 10 GRN/VIO WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/WHT WIRE GRY/YEL WIRE HOT W/ POWER SUPPLY RELAY (TERMINAL 15) ENERGIZED ORG/BLK WIRE ORG/BRN WIRE POWER DISTRIBUTION SYSTEM PRNDS RED WIRE RED/BRN WIRE SELECTOR LEVER SENSOR SYSTEM CONTROL MODULE (ON SHIFTER UNIT) TRANSMISSION CONTROL MODULE (TCM) (IN MECHATRONIC UNIT) TRANSMISSION PARK SELECTOR SWITCH, SHIFT LOCK SOLENOID VEHICLE ELECTRICAL SYSTEM CONTROL MODULE (UNDER LEFT SIDE OF DASH) VIO WIRE YEL WIRE

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

BLK WIRE BLK/WHT WIRE BLU WIRE BLU/GRN WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE CENTER MID/HIGH RANGE SPEAKER COMPUTER DATA LINES SYSTEM FUSE 3 FUSE CARRIER 5 GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES INSIDE MICROPHONE LEFT FRONT BASS SPEAKER LEFT FRONT MID-BASS SPEAKER LEFT FRONT TREBLE SPEAKER LEFT REAR MID/LOW RANGE SPEAKER LEFT REAR MIDRANGE SPEAKER LEFT REAR TREBLE SPEAKER LUGGAGE COMPARTMENT RELAY/FUSE CARRIER (RIGHT SIDE OF LUGGAGE COMPT) LUGGAGE COMPT) MICROPHONE UNIT (IN FRONT ROOF MODULE) ORG/BRN WIRE ORG/VIO WIRE PNK WIRE RADIO RED WIRE RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT BASS SPEAKER RIGHT FRONT MIDRANGE SPEAKER RIGHT FRONT TREBLE SPEAKER RIGHT REAR MID/LOW RANGE SPEAKER RIGHT REAR MIDRANGE SPEAKER RIGHT REAR TREBLE SPEAKER SUBWOOFER TELEPHONE MICROPHONE VIO WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE WHT/YEL WIRE YEL WIRE

18 PIN CONNECTOR ANTENNA AMPLIFIER ANTENNA AMPLIFIER 3 (SEDAN: LEFT SIDE OF TRUNK) (AVANT: LEFT SIDE OF CARGO AREA) BLK WIRE BRN WIRE BRN/BLU WIRE BRN/GRY WIRE COMPUTER DATA LINES SYSTEM EXTERNAL AUDIO SOURCE CONNECTION FUSE 1 FUSE 3 FUSE CARRIER 2 GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/YEL 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 RADIO/TELEPHONE, NAVIGATION SYSTEM ANTENNA RED/GRN WIRE RED/GRY WIRE SATELLITE ANTENNA TELEPHONE TRANSCEIVER (UNDER FRONT PASSENGER'S SEAT) W/ SPEAKER PHONE W/O SPEAKER PHONE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/YEL WIRE YEL WIRE YEL/RED WIRE

BLK WIRE BLK/WHT WIRE BLU WIRE BLU/GRN WIRE BLU/WHT WIRE BRN WIRE BRN/BLU WIRE BRN/GRY WIRE BRN/VIO WIRE BRN/YEL WIRE CENTER MID/HIGH RANGE SPEAKER COMPUTER DATA LINES SYSTEM FUSE 3 FUSE CARRIER 5 GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES LEFT FRONT MID-BASS SPEAKER LEFT FRONT TREBLE SPEAKER LEFT REAR MID/LOW RANGE SPEAKER LEFT REAR TREBLE SPEAKER LUGGAGE COMPARTMENT RELAY/FUSE CARRIER (RIGHT SIDE OF LUGGAGE COMPT) ORG/BRN WIRE ORG/VIO WIRE PNK WIRE RADIO RED WIRE RED/BLU WIRE RED/GRY 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 SUBWOOFER VIO WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE WHT/YEL WIRE YEL WIRE

AIR BAG CONTROL MODULE (BELOW CENTER CONSOLE) AIR BAG SPIRAL SPRING/ RETURN SPRING BATTERY INTERRUPT IGNITER BLK WIRE BLK/BRN WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BRN WIRE COMPUTER DATA LINES SYSTEM CONTROL MODULE IN STEERING DRIVER'S AIR BAG IGNITER 2 WHEEL DRIVER'S AIR BAG IGNITER DRIVER'S FRONT AIR- BAG CRASH SENSOR DRIVER'S SIDE AIR- BAG CRASH SENSOR FRONT PASSENGER'S AIR BAG DISABLED INDICATOR LAMP FRONT PASSENGER'S FRONT AIR BAG CRASH SENSOR FRONT PASSENGER'S SIDE AIR BAG CRASH SENSOR FUSE CARRIER FUSE 14 GRN WIRE GRY WIRE GRY/RED WIRE HOT AT ALL TIMES HOT W/ POWER SUPPLY RELAY (TERMINAL 15) ENERGIZED MAIN FUSE PANEL SA NCA WIRE ORG/BLK WIRE ORG/BRN WIRE POWER DISTRIBUTION SYSTEM REAR SIDE AIR BAG CRASH SENSOR (DRIVER'S SIDE) REAR SIDE AIR BAG CRASH SENSOR (FRONT PASSENGER'S SIDE) RED WIRE RED/BLK WIRE RELAY/FUSE CARRIER LUGGAGE COMPARTMENT SF SOLID STATE VIO WIRE WHT WIRE WHT/VIO WIRE YEL WIRE YEL/GRY WIRE

AIR BAG MALFUNCTION INDICATOR LAMP (MIL) BLK WIRE BLK/BRN WIRE BLK/YEL WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DATA BUS ON BOARD DIAGNOSTIC INTERFACE (BEHIND CENTER OF DASH) DRIVER'S SEAT BELT TENSIONER, DRIVER'S BELT FORCE LIMITER DRIVER'S SIDE AIR BAG IGNITER (OUTER SIDE OF DRIVER'S SEAT BACK) FORCE LIMITER FRONT PASSENGER'S SEAT BELT TENSIONER, FRONT PASSENGER'S BELT FORCE LIMITER FUSE 4 FUSE 5 FUSE CARRIER GRN WIRE GRN/RED WIRE GRY WIRE GRY/BRN WIRE GRY/RED WIRE HOT AT ALL TIMES IGNITER INSTRUMENT CLUSTER INSTRUMENT CLUSTER CONTROL MODULE NCA WIRE ORG/ WIRE ORG/BLU WIRE ORG/BRN WIRE PANEL) PASSENGER'S SIDE CAN SEPARATING PLUG PASSENGER'S SIDE FUSE PANEL (BEHIND RIGHT END OF DASH) RED WIRE RED/BLK WIRE SEAT OCCUPIED RECOGNITION CONTROL MODULE SEAT OCCUPIED RECOGNITION PRESSURE SENSOR SOLID STATE VIO WIRE WHT WIRE YEL WIRE YEL/GRY WIRE

AIR BAG CONTROL MODULE (BELOW CENTER CONSOLE) BLK WIRE BLK/BRN WIRE BLK/YEL WIRE BLU WIRE BRN WIRE CENTER REAR SEAT BELT TENTIONER IGNITER DRIVER'S HEAD CURTAIN AIR BAG IGNITER DRIVER'S SAFETY BELT SWITCH FRONT PASSENGER'S AIR BAG IGNITER 1, 2 (BEHIND RIGHT SIDE OF DASH) FRONT PASSENGER'S HEAD CURTAIN AIR BAG IGNITER GRN WIRE GRN/RED WIRE GRN/YEL WIRE GRY WIRE IGNITER LEFT REAR SEAT BELT TENTIONER IGNITER NCA WIRE RED WIRE RIGHT REAR SEAT BELT TENSIONER IGNITER SOLID STATE VIO WIRE VIO/WHT WIRE WHT WIRE YEL WIRE YEL/GRY WIRE