Audi S4 B7 (2004-2008) (under front of center console) Wiring diagrams

2.0L AMPLIFIER SHIELDS BLK WIRE BRN WIRE BRN/WHT WIRE ENGINE COOLANT LEVEL WARNING SWITCH, FUEL SENDER, FUEL LEVEL SENSOR 2 HIGH PRESSURE SENSOR, FRONT HOOD SWITCH INSIDE MICROPHONE SHIELD LEFT REAR DOOR CONTROL MODULE PASSENGER'S SEAT SIDE BOLSTER HEATER, PASSENGER'S BACKREST HEATING ELEMENT RADIO (W/ BOSE), AMPLIFIER, TELEPHONE AMPLIFIER, TELEPHONE TRANSCEIVER RADIO, CONTROL MODULE FOR NAVIGATION W/ CD-MECHANISM RIGHT REAR DOOR CONTROL MODULE SATELLITE RADIO SHIELD

2 1 +2 -1 BLK WIRE BLU WIRE BLU/GRN WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/WHT WIRE CD CHANGER UNIT COMFORT SYSTEM CENTRAL CONTROL MODULE COMPUTER DATA LINES SYSTEM CONTROL MODULE FOR NAVIGATION W/ CD- MECHANISM FUSE 39 FUSE HOLDER GPS GRN WIRE GRN/BLU WIRE GRY WIRE HOT AT ALL TIMES INSIDE LOUDSPEAKER LEFT FRONT BASS SPEAKER LEFT FRONT MIDRANGE SPEAKER NCA WIRE ORG/BRN WIRE ORG/VIO WIRE RED/BLU WIRE RIGHT FRONT BASS SPEAKER RIGHT FRONT MIDRANGE SPEAKER ROOF ANTENNA SATELLITE RADIO VIO WIRE VIO/GRY WIRE VIO/RED WIRE W/ SATELLITE RADIO W/O SATELLITE RADIO WHT WIRE WHT/YEL WIRE YEL WIRE

+2 -1 LEFT REAR BASS SPEAKER 1 2 -1 +2 AIR BAG SPIRAL SPRING/ RETURN SPRING (W/ SLIP RING) AMPLIFIER ANTENNA AVANT BASS LOUDSPEAKER BLK WIRE BLU WIRE BLU/WHT WIRE BRN WIRE BRN/BLK WIRE BRN/GRY WIRE BRN/WHT WIRE BRN/YEL WIRE CENTRAL CONTROL MODULE CLUSTER COMPUTER DATA LINES SYSTEM GPS ANTENNA SPLITTER GRN WIRE INSTRUMENT LEFT ANTENNA MODULE (AVANT) LEFT REAR MIDRANGE SPEAKER LEFT REAR SIDE WINDOW ANTENNA COMFORT SYSTEM NAVIGATION SYSTEM ANTENNA NCA WIRE ORG/BLK WIRE ORG/BRN WIRE ORG/GRN WIRE ORG/VIO WIRE RADIO CONTROLS REAR WINDOW DEFOGGER W/ WINDOW RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/YEL WIRE RIGHT ANTENNA MODULE (AVANT) RIGHT REAR BASS SPEAKER RIGHT REAR MIDRANGE SPEAKER RIGHT REAR SIDE WINDOW ANTENNA SEDAN STEERING COLUMN ELECTRONIC SYSTEMS CONTROL MODULE (IF EQUIPPED) STEERING WHEEL CONTROL UNIT TELEPHONE MICROPHONE WHT WIRE YEL WIRE

2 1 +2 -1 BLK WIRE BLU WIRE BLU/GRN WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/WHT WIRE BRN/YEL WIRE CD CHANGER UNIT COMFORT SYSTEM CENTRAL CONTROL MODULE COMPUTER DATA LINES SYSTEM CONTROL MODULE FOR NAVIGATION W/ CD- MECHANISM FUSE 39 FUSE HOLDER GRN WIRE GRN/BLU WIRE GRY WIRE HOT AT ALL TIMES INSIDE LOUDSPEAKER LEFT FRONT BASS SPEAKER LEFT FRONT MIDRANGE SPEAKER LEFT REAR BASS SPEAKER LEFT REAR MIDRANGE SPEAKER NCA WIRE ORG/BRN WIRE ORG/VIO WIRE RED/BLU WIRE RED/YEL WIRE RIGHT FRONT BASS SPEAKER RIGHT FRONT MIDRANGE SPEAKER ROOF ANTENNA SATELLITE RADIO TELEPHONE MICROPHONE TELEPHONE PREPARATION WIRING VIO WIRE VIO/GRY WIRE VIO/RED WIRE W/ SATELLITE RADIO W/O SATELLITE RADIO WHT WIRE WHT/YEL WIRE YEL WIRE

AIR BAG SPIRAL SPRING/ RETURN SPRING (W/ SLIP RING) AMPLIFIER ANTENNA AVANT BASS LOUDSPEAKER BLK WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/WHT WIRE BRN/YEL WIRE CENTRAL CONTROL MODULE COMPUTER DATA LINES SYSTEM GPS ANTENNA SPLITTER GRN WIRE GRN/BLU WIRE GRY WIRE INSIDE LOUDSPEAKER INSIDE MICROPHONE 1 2 INSTRUMENT CLUSTER LEFT ANTENNA MODULE (AVANT) LEFT FRONT BASS SPEAKER 2 1 -1 +2 LEFT FRONT MIDRANGE SPEAKER LEFT REAR SIDE WINDOW ANTENNA COMFORT SYSTEM NAVIGATION SYSTEM ANTENNA NCA WIRE ORG/BLK WIRE ORG/BRN WIRE ORG/GRN WIRE ORG/VIO WIRE RADIO CONTROLS REAR WINDOW DEFOGGER W/ WINDOW RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/YEL WIRE RIGHT ANTENNA MODULE (AVANT) RIGHT FRONT BASS SPEAKER 2 1 +2 -1 RIGHT FRONT MIDRANGE SPEAKER RIGHT REAR BASS SPEAKER RIGHT REAR MIDRANGE SPEAKER RIGHT REAR SIDE WINDOW ANTENNA SEDAN STEERING COLUMN ELECTRONIC SYSTEMS CONTROL MODULE (IF EQUIPPED) STEERING WHEEL CONTROL UNIT WHT WIRE YEL WIRE

2 1 +2 -1 BLK WIRE BLU WIRE BLU/GRN WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/WHT WIRE CD CHANGER UNIT COMFORT SYSTEM CENTRAL CONTROL MODULE COMPUTER DATA LINES SYSTEM CONTROL MODULE FOR NAVIGATION W/ CD- MECHANISM FUSE 39 FUSE HOLDER GPS GRN WIRE GRN/BLU WIRE GRY WIRE HOT AT ALL TIMES INSIDE LOUDSPEAKER LEFT FRONT BASS SPEAKER LEFT FRONT MIDRANGE SPEAKER NCA WIRE ORG/BRN WIRE ORG/VIO WIRE RED/BLU WIRE RIGHT FRONT BASS SPEAKER RIGHT FRONT MIDRANGE SPEAKER ROOF ANTENNA SATELLITE RADIO VIO WIRE VIO/GRY WIRE VIO/RED WIRE W/ SATELLITE RADIO W/O SATELLITE RADIO WHT WIRE WHT/YEL WIRE YEL WIRE

+2 -1 LEFT REAR BASS SPEAKER 1 2 -1 +2 AIR BAG SPIRAL SPRING/ RETURN SPRING (W/ SLIP RING) AMPLIFIER ANTENNA AVANT BASS LOUDSPEAKER BLK WIRE BLU WIRE BLU/WHT WIRE BRN WIRE BRN/BLK WIRE BRN/GRY WIRE BRN/WHT WIRE BRN/YEL WIRE CENTRAL CONTROL MODULE CLUSTER COMPUTER DATA LINES SYSTEM GPS ANTENNA SPLITTER GRN WIRE INSTRUMENT LEFT ANTENNA MODULE (AVANT) LEFT REAR MIDRANGE SPEAKER LEFT REAR SIDE WINDOW ANTENNA COMFORT SYSTEM NAVIGATION SYSTEM ANTENNA NCA WIRE ORG/BLK WIRE ORG/BRN WIRE ORG/GRN WIRE ORG/VIO WIRE RADIO CONTROLS REAR WINDOW DEFOGGER W/ WINDOW RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/YEL WIRE RIGHT ANTENNA MODULE (AVANT) RIGHT REAR BASS SPEAKER RIGHT REAR MIDRANGE SPEAKER RIGHT REAR SIDE WINDOW ANTENNA SEDAN STEERING COLUMN ELECTRONIC SYSTEMS CONTROL MODULE (IF EQUIPPED) STEERING WHEEL CONTROL UNIT TELEPHONE MICROPHONE WHT WIRE YEL WIRE

2 1 +2 -1 BLK WIRE BLU WIRE BLU/GRN WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/WHT WIRE BRN/YEL WIRE CD CHANGER UNIT COMFORT SYSTEM CENTRAL CONTROL MODULE COMPUTER DATA LINES SYSTEM CONTROL MODULE FOR NAVIGATION W/ CD- MECHANISM FUSE 39 FUSE HOLDER GRN WIRE GRN/BLU WIRE GRY WIRE HOT AT ALL TIMES INSIDE LOUDSPEAKER LEFT FRONT BASS SPEAKER LEFT FRONT MIDRANGE SPEAKER LEFT REAR BASS SPEAKER LEFT REAR MIDRANGE SPEAKER NCA WIRE ORG/BRN WIRE ORG/VIO WIRE RED/BLU WIRE RED/YEL WIRE RIGHT FRONT BASS SPEAKER RIGHT FRONT MIDRANGE SPEAKER ROOF ANTENNA SATELLITE RADIO TELEPHONE MICROPHONE TELEPHONE PREPARATION WIRING VIO WIRE VIO/GRY WIRE VIO/RED WIRE W/ SATELLITE RADIO W/O SATELLITE RADIO WHT WIRE WHT/YEL WIRE YEL WIRE

AIR BAG SPIRAL SPRING/ RETURN SPRING (W/ SLIP RING) AMPLIFIER ANTENNA AVANT BASS LOUDSPEAKER BLK WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/WHT WIRE BRN/YEL WIRE CENTRAL CONTROL MODULE COMPUTER DATA LINES SYSTEM GPS ANTENNA SPLITTER GRN WIRE GRN/BLU WIRE GRY WIRE INSIDE LOUDSPEAKER INSIDE MICROPHONE 1 2 INSTRUMENT CLUSTER LEFT ANTENNA MODULE (AVANT) LEFT FRONT BASS SPEAKER 2 1 -1 +2 LEFT FRONT MIDRANGE SPEAKER LEFT REAR SIDE WINDOW ANTENNA COMFORT SYSTEM NAVIGATION SYSTEM ANTENNA NCA WIRE ORG/BLK WIRE ORG/BRN WIRE ORG/GRN WIRE ORG/VIO WIRE RADIO CONTROLS REAR WINDOW DEFOGGER W/ WINDOW RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/YEL WIRE RIGHT ANTENNA MODULE (AVANT) RIGHT FRONT BASS SPEAKER 2 1 +2 -1 RIGHT FRONT MIDRANGE SPEAKER RIGHT REAR BASS SPEAKER RIGHT REAR MIDRANGE SPEAKER RIGHT REAR SIDE WINDOW ANTENNA SEDAN STEERING COLUMN ELECTRONIC SYSTEMS CONTROL MODULE (IF EQUIPPED) STEERING WHEEL CONTROL UNIT WHT WIRE YEL WIRE

+2 -1 LEFT FRONT BASS SPEAKER +2 -1 RIGHT FRONT BASS SPEAKER BLK WIRE BLU WIRE BLU/GRN WIRE BLU/YEL WIRE BRN WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE CD CHANGER UNIT COMFORT SYSTEM CENTRAL CONTROL MODULE COMPUTER DATA LINES SYSTEM FUSE 39 FUSE HOLDER GRN WIRE GRN/BLU WIRE GRY WIRE HOT AT ALL TIMES INSIDE LOUDSPEAKER LEFT FRONT MIDRANGE SPEAKER NCA WIRE ORG/BRN WIRE ORG/VIO WIRE RADIO RED/BLU WIRE RIGHT FRONT MIDRANGE SPEAKER ROOF ANTENNA SATELLITE RADIO TELEPHONE/ TELEMATIC CONTROL MODULE 10 31 VIO WIRE VIO/GRY WIRE VIO/RED WIRE W/ SATELLITE RADIO W/O SATELLITE RADIO WHT WIRE WHT/YEL WIRE YEL WIRE