Audi A4 B6 (2000-2006) computer data lines system Wiring diagrams

BLK WIRE BLK/GRN WIRE BLU WIRE BLU/GRN WIRE BLU/RED WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/VIO WIRE COMPUTER DATA LINES SYSTEM CONVERTIBLE TOP COMPARTMENT COVER LOCKING MOTOR CONVERTIBLE TOP COMPARTMENT LATCH SWITCH CONVERTIBLE TOP FRAME POSITION SENSOR CONVERTIBLE TOP LOCK SWITCH (CLOSED) CONVERTIBLE TOP LOCK SWITCH (OPEN) CONVERTIBLE TOP LOCKING MOTOR CONVERTIBLE TOP OPERATION CONTROL MODULE (AT RIGHT QUARTERPANEL, BEHIND TRIM) CONVERTIBLE TOP OPERATION SWITCH DEFOGGER SYSTEM FUSE FUSE HOLDER (LEFT END OF DASH) GRN/BLK WIRE GRN/RED WIRE GRY WIRE GRY/BLU WIRE GRY/RED WIRE HOT AT ALL TIMES NCA WIRE ORG/BRN WIRE ORG/GRN WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE VIO WIRE VIO/BLU WIRE VIO/BRN WIRE VIO/GRY WIRE VIO/YEL WIRE WHT/VIO WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE YEL/RED WIRE

4-PIN RELAY CARRIER (BEHIND LEFT END OF DASH) BACKREST ADJUST BLK WIRE BLK/BLU WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/GRN WIRE BRN WIRE BRN/BLU WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DRIVER'S ENTRY ASSISTANCE BUTTON DRIVER'S POWER SEAT SWITCH DRIVER'S SEAT FORE/AFT MOTOR/ SENSOR DRIVER'S SEAT HEADREST LATCH DRIVER'S SEAT HEADREST MOTOR/ SENSOR DRIVER'S SEAT HEIGHT MOTOR DRIVER'S SEAT INCLINATION MOTOR DRIVER'S SEAT SEATBACK LATCH DRIVER'S SEAT SEATBACK MOTOR FORE/AFT ADJUST GRN WIRE GRN/BLK WIRE GRN/BRN WIRE GRN/RED WIRE GRN/WHT WIRE HEADREST ADJUST HEIGHT ADJUST HOT AT ALL TIMES INCLINATION ADJUST LEFT ENTRY ASSISTANCE CONTROL MODULE ORG/BLK WIRE ORG/BRN WIRE ORG/GRN WIRE POWER SEAT FUSE 45 RED WIRE RED/WHT WIRE RED/YEL WIRE WHT WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/BLU WIRE

4-PIN RELAY CARRIER (BEHIND LEFT END OF DASH) BACKREST ADJUST BLK WIRE BLK/BLU WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/GRN WIRE BRN WIRE BRN/BLU WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM FORE/AFT ADJUST GRN WIRE GRN/BLK WIRE GRN/BRN WIRE GRN/RED WIRE GRN/WHT WIRE HEADREST ADJUST HEIGHT ADJUST HOT AT ALL TIMES INCLINATION ADJUST ORG/BLK WIRE ORG/BRN WIRE ORG/GRN WIRE PASSENGER'S ENTRY ASSISTANCE BUTTON PASSENGER'S POWER SEAT SWITCH PASSENGER'S SEAT FORE/AFT MOTOR/ SENSOR PASSENGER'S SEAT HEADREST LATCH PASSENGER'S SEAT HEADREST MOTOR/ SENSOR PASSENGER'S SEAT HEIGHT MOTOR PASSENGER'S SEAT INCLINATION MOTOR PASSENGER'S SEAT SEATBACK LATCH PASSENGER'S SEAT SEATBACK MOTOR POWER SEAT FUSE 46 RED WIRE RED/WHT WIRE RED/YEL WIRE RIGHT ENTRY ASSISTANCE CONTROL MODULE WHT WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/BLU WIRE

3 1 2 VR 58 31 4-PIN RELAY CARRIER (BEHIND LEFT END OF DASH) 6 2 RIGHT WINDOW MOTOR BLK WIRE BLK/GRN WIRE BLU WIRE BLU/BRN WIRE BRN WIRE BRN/GRN WIRE COMPUTER DATA LINES SYSTEM DOOR LOCKS, MIRRORS, INTERIOR LIGHTS SYSTEMS DRIVER SIDE DOOR CONTROL MODULE (INTEGRAL WITH WINDOW REGULATOR MOTOR) FUSE 22 FUSE HOLDER (LEFT END OF DASH) GRN WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES INTERIOR LIGHTS SYSTEMS INTERIOR LIGHTS, MIRRORS, DOOR LOCKS SYSTEMS LEFT FRONT WINDOW REGULATOR SWITCH LEFT REAR WINDOW REGULATOR MOTOR LEFT REAR WINDOW REGULATOR SWITCH LEFT WINDOW MOTOR MASTER POWER WINDOW SWITCH ORG/BRN WIRE ORG/GRN WIRE PASSENGER DOOR WINDOW REGULATOR SWITCH PASSENGER SIDE DOOR CONTROL MODULE (INTEGRAL WITH WINDOW REGULATOR MOTOR) POWER WINDOW FUSE 2 POWER WINDOW FUSE 37 RED/BLK WIRE RED/BLU WIRE RED/YEL WIRE RIGHT FRONT WINDOW REGULATOR SWITCH RIGHT REAR WINDOW REGULATOR MOTOR RIGHT REAR WINDOW REGULATOR SWITCH WINDOW REGULATOR CENTRAL SWITCH YEL WIRE YEL/BLK WIRE

3 1 2 HL 58 31 3 1 2 HR 58 31 3 1 2 VR 58 31 4-PIN RELAY CARRIER (BEHIND LEFT END OF DASH) 6 2 3 RIGHT WINDOW MOTOR BLK WIRE BLK/GRN WIRE BLK/WHT WIRE BLU WIRE BLU/BRN WIRE BLU/VIO WIRE BRN WIRE BRN/GRN WIRE COMPUTER DATA LINES SYSTEM DOOR LOCKS, MIRRORS, INTERIOR LIGHTS SYSTEMS DRIVER SIDE DOOR CONTROL MODULE (INTEGRAL WITH WINDOW REGULATOR MOTOR) FUSE 23 FUSE HOLDER (LEFT END OF DASH) FUSE 22 GRN WIRE GRN/YEL WIRE HOT AT ALL TIMES INTERIOR LIGHTS SYSTEMS INTERIOR LIGHTS, MIRRORS, DOOR LOCKS SYSTEMS LEFT FRONT WINDOW REGULATOR SWITCH LEFT REAR DOOR CONTROL MODULE (INTEGRAL WITH WINDOW REGULATOR MOTOR) LEFT REAR WINDOW MOTOR LEFT REAR WINDOW SWITCH LEFT WINDOW MOTOR MASTER POWER WINDOW SWITCH ORG/BRN WIRE ORG/GRN WIRE PASSENGER DOOR WINDOW REGULATOR SWITCH PASSENGER SIDE DOOR CONTROL MODULE (INTEGRAL WITH WINDOW REGULATOR MOTOR) POWER WINDOW FUSE 2 POWER WINDOW FUSE 37 REAR WINDOW SAFETY REGULATOR SWITCH RED/BLK WIRE RED/BLU WIRE RED/GRY WIRE RED/YEL WIRE RIGHT FRONT WINDOW REGULATOR SWITCH LEFT REAR WINDOW REGULATOR SWITCH RIGHT REAR DOOR CONTROL MODULE (INTEGRAL WITH WINDOW REGULATOR MOTOR) RIGHT REAR WINDOW MOTOR RIGHT REAR WINDOW REGULATOR SWITCH RIGHT REAR WINDOW SWITCH VIO WIRE WHT WIRE YEL WIRE YEL/BLK WIRE

+2 -1 -1 +2 AIRBAG SPIRAL SPRING/ RETURN SPRING W/ SLIP RING AMPLIFIER BLK WIRE BLU WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/WHT WIRE BRN/YEL WIRE CD CHANGER UNIT COMFORT SYSTEM CENTRAL CONTROL MODULE (NEAR BASE OF LEFT FRONT SEAT, IN E-BOX) COMPUTER DATA LINES SYSTEM CONTROL MODULE FOR NAVIGATION W/ CD-MECHANISM (LEFT REAR OF LUGGAGE COMPT) FUSE 39 FUSE HOLDER (LEFT END OF DASH) GRN WIRE GRN/BLU WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES INSIDE LOUDSPEAKER (CENTER SPEAKER) INSTRUMENT CLUSTER LEFT ANTENNA MODULE LEFT FRONT BASS SPEAKER LEFT FRONT DSP MIDRANGE SPEAKER LEFT FRONT TREBLE SPEAKER LEFT REAR SPEAKER NCA WIRE ORG/ WIRE ORG/BLK WIRE ORG/BRN WIRE ORG/GRN WIRE ORG/VIO WIRE PNK WIRE RADIO RADIO CONTROLS RED WIRE RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/YEL WIRE RIGHT ANTENNA MODULE RIGHT FRONT BASS SPEAKER RIGHT FRONT DSP MIDRANGE SPEAKER RIGHT FRONT TREBLE SPEAKER RIGHT REAR SPEAKER STEERING COLUMN ELECTRONIC SYSTEMS CONTROL MODULE (AT TOP OF STEERING COLUMN) STEERING WHEEL CONTROL UNIT TELEPHONE PREPARATION WIRING (IF EQUIPPED) VIO/BRN WIRE VIO/GRN WIRE WHT WIRE YEL WIRE

+2 -1 -1 +2 AIRBAG SPIRAL SPRING/ RETURN SPRING W/ SLIP RING AMPLIFIER BLK WIRE BLK/BLU WIRE BLU WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/VIO WIRE BRN/YEL WIRE CD CHANGER UNIT COMFORT SYSTEM CENTRAL CONTROL MODULE (NEAR BASE OF LEFT FRONT SEAT, IN E-BOX) COMPUTER DATA LINES SYSTEM CONTROL MODULE FOR NAVIGATION W/ CD-MECHANISM (LEFT REAR OF LUGGAGE COMPT) FUSE 39 FUSE HOLDER (LEFT END OF DASH) GRN WIRE GRN/BLU WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES INSIDE LOUDSPEAKER (CENTER SPEAKER) INSTRUMENT CLUSTER LEFT ANTENNA MODULE LEFT FRONT BASS SPEAKER LEFT FRONT DSP MIDRANGE SPEAKER LEFT FRONT TREBLE SPEAKER LEFT REAR SPEAKER NCA WIRE ORG/ WIRE ORG/BLK WIRE ORG/BRN WIRE ORG/GRN WIRE ORG/VIO WIRE PNK WIRE RADIO RADIO CONTROLS RED WIRE RED/BLU WIRE RED/GRN WIRE RED/YEL WIRE RIGHT ANTENNA MODULE RIGHT FRONT BASS SPEAKER RIGHT FRONT DSP MIDRANGE SPEAKER RIGHT FRONT TREBLE SPEAKER RIGHT REAR SPEAKER STEERING COLUMN ELECTRONIC SYSTEMS CONTROL MODULE (IF EQUIPPED) (TOP OF COLUMN) STEERING WHEEL CONTROL UNIT TELEPHONE PREPARATION WIRING (IF EQUIPPED) VIO WIRE VIO/YEL WIRE WHT WIRE YEL WIRE YEL/BLU WIRE

+2 -1 LEFT REAR BASS SPEAKER -1 +2 1- 2+ LEFT FRONT BASS SPEAKER 1- 2+ RIGHT FRONT BASS SPEAKER 1- 2+ RIGHT REAR BASS SPEAKER AIRBAG SPIRAL SPRING/ RETURN SPRING W/ SLIP RING AMPLIFIER ANTENNA AVANT BASS LOUDSPEAKER BLK WIRE BLU WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/YEL WIRE CD CHANGER UNIT COMFORT SYSTEM CENTRAL CONTROL MODULE (NEAR BASE OF LEFT FRONT SEAT, IN E-BOX) COMPUTER DATA LINES SYSTEM CONTROL MODULE FOR NAVIGATION W/ CD-MECHANISM (LEFT REAR OF LUGGAGE COMPT) EXCEPT AVANT FUSE 39 FUSE HOLDER (LEFT END OF DASH) GRN WIRE GRN/BLU WIRE GRY WIRE HOT AT ALL TIMES INSIDE LOUDSPEAKER (CENTER SPEAKER) INSTRUMENT CLUSTER LEFT ANTENNA MODULE LEFT FRONT MIDRANGE SPEAKER LEFT REAR MIDRANGE SPEAKER LEFT REAR SIDE WINDOW RIGHT REAR SIDE WINDOW NCA WIRE ORG/ WIRE ORG/BLK WIRE ORG/BRN WIRE ORG/GRN WIRE ORG/VIO WIRE PNK WIRE RADIO RADIO CONTROLS REAR WINDOW DEFOGGER W/ WINDOW ANTENNA RED WIRE RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/YEL WIRE RIGHT FRONT MIDRANGE SPEAKER RIGHT REAR MIDRANGE SPEAKER STEERING COLUMN ELECTRONIC SYSTEMS CONTROL MODULE (IF EQUIPPED) (TOP OF COLUMN) STEERING WHEEL CONTROL UNIT TELEPHONE PREPARATION WIRING (IF EQUIPPED) WHT WIRE YEL WIRE

-1 +2 AIRBAG SPIRAL SPRING/ RETURN SPRING W/ SLIP RING AMPLIFIER ANTENNA AVANT BASS LOUDSPEAKER BLK WIRE BLU 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 CD CHANGER UNIT COMFORT SYSTEM CENTRAL CONTROL MODULE (NEAR BASE OF LEFT FRONT SEAT, IN E-BOX) COMPUTER DATA LINES SYSTEM CONTROL MODULE FOR NAVIGATION W/ CD-MECHANISM (LEFT REAR OF LUGGAGE COMPT) EXCEPT AVANT FUSE 39 FUSE HOLDER (LEFT END OF DASH) GRN WIRE GRN/BLU WIRE GRY WIRE HOT AT ALL TIMES INSIDE LOUDSPEAKER (CENTER SPEAKER) INSTRUMENT CLUSTER LEFT ANTENNA MODULE LEFT FRONT BASS SPEAKER LEFT FRONT MIDRANGE SPEAKER LEFT REAR BASS SPEAKER LEFT REAR MIDRANGE SPEAKER LEFT REAR SIDE WINDOW RIGHT REAR SIDE WINDOW NCA WIRE ORG/ WIRE ORG/BLK WIRE ORG/BRN WIRE ORG/GRN WIRE ORG/VIO WIRE PNK WIRE RADIO RADIO CONTROLS REAR WINDOW DEFOGGER W/ WINDOW ANTENNA RED WIRE RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/YEL WIRE RIGHT FRONT BASS SPEAKER RIGHT FRONT MIDRANGE SPEAKER RIGHT REAR BASS SPEAKER RIGHT REAR MIDRANGE SPEAKER STEERING COLUMN ELECTRONIC SYSTEMS CONTROL MODULE (IF EQUIPPED) (TOP OF COLUMN) STEERING WHEEL CONTROL UNIT TELEPHONE PREPARATION WIRING (IF EQUIPPED) WHT WIRE YEL WIRE

1- 2+ LEFT FRONT BASS SPEAKER 1- 2+ LEFT REAR BASS SPEAKER 1- 2+ RIGHT FRONT BASS SPEAKER 2+ 1- RIGHT REAR BASS SPEAKER AIRBAG SPIRAL SPRING/ RETURN SPRING W/ SLIP RING ANTENNA AVANT BLK WIRE BLU WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/YEL WIRE CD CHANGER UNIT COMFORT SYSTEM CENTRAL CONTROL MODULE (NEAR BASE OF LEFT FRONT SEAT, IN E-BOX) COMPUTER DATA LINES SYSTEM CONTROL MODULE FOR NAVIGATION W/ CD-MECHANISM (LEFT REAR OF LUGGAGE COMPT) EXCEPT AVANT FUSE 39 FUSE HOLDER (LEFT END OF DASH) GRN WIRE GRN/BLU WIRE GRY WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER LEFT ANTENNA MODULE LEFT FRONT MIDRANGE SPEAKER LEFT REAR MIDRANGE SPEAKER LEFT REAR SIDE WINDOW NCA WIRE ORG/ WIRE ORG/BLK WIRE ORG/BRN WIRE ORG/GRN WIRE ORG/VIO WIRE PNK WIRE RADIO RADIO CONTROLS REAR WINDOW DEFOGGER W/ WINDOW ANTENNA RED WIRE RED/BLU WIRE RED/GRN WIRE RED/YEL WIRE RIGHT FRONT MIDRANGE SPEAKER RIGHT REAR MIDRANGE SPEAKER RIGHT REAR SIDE WINDOW STEERING COLUMN ELECTRONIC SYSTEMS CONTROL MODULE (IF EQUIPPED) (TOP OF COLUMN) STEERING WHEEL CONTROL UNIT TELEPHONE PREPARATION WIRING (IF EQUIPPED) WHT WIRE YEL WIRE