Audi A4 B5 facelift (1999-2001) red/yel Wiring diagrams

1 2 3 4 5 6 7 8 9 10 (NAVIGATION ONLY) ANTENNA AMPLIFIER ANTI-THEFT SYSTEM AUTO CHECK SYSTEM BLK WIRE BLK/RED WIRE BLU WIRE BLU/GRY WIRE BRN WIRE BRN/GRY WIRE COMBINATION PROCESSOR COMPUTER DATA LINES SYSTEM FUSE 37 FUSE 5 FUSE PANEL (ON LEFT END OF DASH) GRN WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/RED WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/RED WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT IN RUN OR START INSTRUMENT CLUSTER LEFT FREQUENCY CROSSOVER LEFT FRONT SPEAKER LEFT FRONT WOOFER, MIDRANGE SPEAKER LEFT REAR MIDRANGE SPEAKER LEFT REAR WOOFER MULTIFUNCTION STEERING WHEEL CONTROL MODULE NAVIGATION CONTROL MODULE (IF EQUIPPED) NCA WIRE RADIO REAR WINDOW DEFOGGER SWITCH REAR WINDOW DEFOGGER/ WINDOW ANTENNA (W/ CONCERT RADIO) REAR WINDOW DEFOGGER/ WINDOW ANTENNA (W/ SYMPHONY RADIO) RED WIRE RED/BLK WIRE RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/VIO WIRE RED/YEL (OR WHT/YEL) WIRE RED/YEL WIRE RIGHT FRONT SPEAKER RIGHT FRONT WOOFER, MIDRANGE SPEAKER RIGHT REAR MIDRANGE SPEAKER RIGHT REAR WOOFER RIGHT REAR WOOFER/ AMPLIFIER TELEPHONE TRANSCEIVER TV ANTENNA AMPLIFIER 1 TV ANTENNA AMPLIFIER 2 TV ANTENNA AMPLIFIER 3 TV ANTENNA AMPLIFIER 4 VIO/GRY WIRE W/ AUTO CHECK SYSTEM W/ CONCERT RADIO W/ SYMPHONY RADIO WHT WIRE WHT/BLU WIRE YEL WIRE

1 2 3 4 5 6 7 8 9 10 (NAVIGATION ONLY) ANTENNA ANTI-THEFT SYSTEM AUTO CHECK SYSTEM BLK WIRE BLK/RED WIRE BLU WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/RED WIRE BRN WIRE BRN/BLK WIRE BRN/GRY WIRE BRN/RED WIRE COMBINATION PROCESSOR COMPUTER DATA LINES SYSTEM FUSE 37 FUSE 5 FUSE PANEL (ON LEFT END OF DASH) GRN WIRE GRN/BLU WIRE GRN/RED WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE GRY/RED WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT IN RUN OR START INSTRUMENT CLUSTER LEFT FREQUENCY CROSSOVER LEFT FRONT SPEAKER LEFT FRONT WOOFER, MIDRANGE SPEAKER LEFT REAR MIDRANGE SPEAKER MULTIFUNCTION STEERING WHEEL CONTROL MODULE NAVIGATION CONTROL MODULE (IF EQUIPPED) NCA WIRE RADIO REAR WINDOW DEFOGGER SWITCH REAR WINDOW DEFOGGER/ WINDOW ANTENNA (W/ SYMPHONY RADIO) RED WIRE RED/BLK WIRE RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/GRY WIRE RED/YEL (OR WHT/YEL) WIRE RED/YEL WIRE RIGHT FREQUENCY CROSSOVER RIGHT FRONT SPEAKER RIGHT FRONT WOOFER, MIDRANGE SPEAKER RIGHT REAR MIDRANGE SPEAKER RIGHT REAR WOOFER/ AMPLIFIER TELEPHONE TRANSCEIVER TV ANTENNA AMPLIFIER 2 TV ANTENNA AMPLIFIER 3 TV ANTENNA AMPLIFIER 4 VIO/GRY WIRE W/ AUTO CHECK SYSTEM W/ SYMPHONY RADIO WHT WIRE WHT/BLU WIRE YEL WIRE

1 2 3 4 5 6 7 8 9 10 (NAVIGATION ONLY) ANTENNA AMPLIFIER ANTI-THEFT SYSTEM AUTO CHECK SYSTEM BLK WIRE BLK/RED WIRE BLU WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/RED WIRE BRN WIRE BRN/BLK WIRE BRN/GRY WIRE BRN/RED WIRE CD CHANGER UNIT COMBINATION PROCESSOR COMPUTER DATA LINES SYSTEM FUSE 37 FUSE 5 FUSE PANEL (ON LEFT END OF DASH) GRN WIRE GRN/BLU WIRE GRN/RED WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE GRY/RED WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT IN RUN OR START INSTRUMENT CLUSTER LEFT FREQUENCY CROSSOVER TELEPHONE TRANSCEIVER LEFT FRONT MIDRANGE SPEAKER LEFT FRONT WOOFER LEFT REAR MIDRANGE, WOOFER SPEAKERS MULTIFUNCTION STEERING WHEEL CONTROL MODULE NAVIGATION CONTROL MODULE (IF EQUIPPED) NCA WIRE RADIO REAR WINDOW DEFOGGER SWITCH REAR WINDOW DEFOGGER/ WINDOW ANTENNA (W/ CONCERT RADIO) REAR WINDOW DEFOGGER/ WINDOW ANTENNA (W/ SYMPHONY RADIO) RED WIRE RED/BLK WIRE RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/YEL (OR WHT/YEL) WIRE RED/YEL WIRE RIGHT FRONT MIDRANGE SPEAKER RIGHT FRONT WOOFER RIGHT REAR WOOFER, MIDRANGE SPEAKERS TV ANTENNA AMPLIFIER 1 TV ANTENNA AMPLIFIER 2 TV ANTENNA AMPLIFIER 3 TV ANTENNA AMPLIFIER 4 VIO WIRE VIO/GRY WIRE W/ AUTO CHECK SYSTEM W/ CONCERT RADIO W/ SYMPHONY RADIO WHT WIRE WHT/BLU WIRE YEL WIRE

1 2 3 4 5 6 7 8 9 10 (NAVIGATION ONLY) ANTENNA ANTI-THEFT SYSTEM AUTO CHECK SYSTEM BLK WIRE BLK/RED WIRE BLU WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/GRY WIRE BRN WIRE BRN/BLK WIRE BRN/GRY WIRE BRN/RED WIRE CD CHANGER UNIT COMBINATION PROCESSOR COMPUTER DATA LINES SYSTEM FUSE 37 FUSE 5 FUSE PANEL (ON LEFT END OF DASH) GRN WIRE GRN/BLU WIRE GRN/RED WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE GRY/RED WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT IN RUN OR START INSTRUMENT CLUSTER LEFT FREQUENCY CROSSOVER LEFT FRONT WOOFER, MIDRANGE SPEAKER LEFT REAR WOOFER, MIDRANGE SPEAKER LEFT REAR WOOFER/ AMPLIFIER MULTIFUNCTION STEERING WHEEL CONTROL MODULE NAVIGATION CONTROL MODULE (IF EQUIPPED) NCA WIRE RADIO REAR WINDOW DEFOGGER SWITCH REAR WINDOW DEFOGGER/ WINDOW ANTENNA (W/ SYMPHONY RADIO) RED WIRE RED/BLK WIRE RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/YEL (OR WHT/YEL) WIRE RED/YEL WIRE RIGHT FREQUENCY CROSSOVER RIGHT FRONT WOOFER, MIDRANGE SPEAKER RIGHT REAR WOOFER, MIDRANGE SPEAKER TELEPHONE TRANSCEIVER TV ANTENNA AMPLIFIER 2 TV ANTENNA AMPLIFIER 3 TV ANTENNA AMPLIFIER 4 VIO WIRE VIO/GRY WIRE W/ AUTO CHECK SYSTEM W/ CONCERT RADIO W/ SYMPHONY RADIO WHT WIRE WHT/BLU WIRE YEL WIRE

48 49-50 51 52 53 54 55 56-84 85 86 87 88 ANTI-LOCK BRAKE SYSTEM ANTI-LOCK BRAKES SYSTEM (W/ ASC) BLK WIRE BLK/ BLU WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/GRY WIRE BLK/RED WIRE BLU/GRY WIRE BLU/RED WIRE BRAKELIGHT SWITCH (ON BRAKE PEDAL SUPPORT BRACKET) BRN WIRE BRN/BLU WIRE BRN/WHT WIRE BRN/YEL WIRE CENTRAL ELECTRIC PANEL (LEFT SIDE OF DASH) CRUISE CONTROL SYSTEM DATA LINK CONNECTOR (DLC) (REAR OF CENTER CONSOLE) ENGINE CONTROL MODULE (ECM) (LEFT REAR CORNER OF ENG COMPT) FUSE 13 FUSE 231 FUSE PANEL (LEFT SIDE OF DASH) GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/GRY WIRE GRN/RED WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE GRY/BRN WIRE HOT AT ALL TIMES HOT IN ON OR START IGNITION SWITCH TERMINAL 50 (HOT IN START) INSTRUMENT CLUSTER SYSTEM KICKDOWN SWITCH (ON THROTTLE HOUSING) MULTIFUNCTION TRANSMISSION RANGE (TR) SWITCH NCA WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/BRN WIRE RED/GRY WIRE RED/WHT WIRE RED/YEL WIRE SHIFT LOCK SOLENOID SOLENOID VALVES VALVE BODY STARTER INTERLOCK ALARM SYSTEM RELAY STARTER TERMINAL 50 STEERING WHEEL) TRANSMISSION CONTROL MODULE (TCM) (FWD OF PASS SEAT) TRANSMISSION FLUID TEMPERATURE SENSOR TRANSMISSION INPUT SPEED SENSOR TRANSMISSION RANGE (TR) SELECTOR LEVER DISPLAY TRANSMISSION VEHICLE SPEED SENSOR VIO WIRE VIO/BLK WIRE VIO/BLU WIRE VIO/GRN WIRE VIO/RED WIRE VIO/WHT WIRE VIO/YEL WIRE WHT WIRE WHT/BRN WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/RED WIRE YEL/WHT WIRE

AUTOMATIC DAY/NIGHT MIRROR AVANT BLK WIRE BLU WIRE BRN WIRE BRN/BLU WIRE BRN/RED WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE DOOR WARNING LIGHTS CONTROL MODULE (ON 8-WAY RELAY CARRIER) DRIVER SIDE HEATED MIRROR DRIVER'S SIDE DOOR CONTACT SWITCH DRIVER'S SIDE DOOR WARNING LIGHT FRONT INTERIOR LIGHT ASSEMBLY FUSE 14 FUSE 3 FUSE 5 FUSE 38 FUSE PANEL (BEHIND LEFT SIDE OF DASH) GLOVE COMPT LIGHT MIRROR ADJUSTMENT SWITCH GRN WIRE GRY WIRE GRY/GRN WIRE GRY/RED WIRE GRY/YEL WIRE HEAD PARK HEADLIGHTS, EXTERIOR LIGHTS SYSTEM HOT AT ALL TIMES HOT IN RUN OR START INSTRUMENT CLUSTER INSTRUMENT CLUSTER SYSTEM INTERIOR LIGHTS SYSTEM (INSTRUMENT ILLUMINATION CIRCUIT) LEFT FOOT- WELL LIGHT LEFT LUGGAGE COMPARTMENT LIGHT LEFT MAKE-UP MIRROR LIGHT LEFT MAKE-UP MIRROR SWITCH LEFT REAR DOOR CONTACT SWITCH LEFT REAR DOOR WARNING LIGHT LIGHT SWITCH LUGGAGE COMPARTMENT LIGHT MICRO CENTRAL ELECTRIC OFF PASSENGER'S FRONT DOOR CONTACT SWITCH PASSENGER'S SIDE DOOR WARNING LIGHT REAR READING/ COURTESY LIGHT RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRY WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FOOT- WELL LIGHT RIGHT LUGGAGE COMPARTMENT LIGHT RIGHT MAKE-UP MIRROR LIGHT RIGHT MAKE-UP MIRROR SWITCH RIGHT REAR DOOR CONTACT SWITCH RIGHT REAR DOOR WARNING LIGHT TRUNK LOCK SWITCH (SEDAN, VIO WIRE WHT WIRE YEL WIRE

AUTOMATIC DAY/NIGHT MIRRORS BLK/RED WIRE BRN WIRE DEFOGGER SYSTEM DRIVER'S SIDE MIRROR FUSE 5 FUSE PANEL (ON LEFT END OF DASH) GRN WIRE HOT IN RUN OR START MIRROR ADJUSTMENT SWITCH MIRROR POSITION MIRROR SELECT PASSENGER'S SIDE MIRROR RED/YEL WIRE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE YEL/BLK WIRE YEL/BRN WIRE

BLK WIRE BLK/BLU WIRE BLU WIRE BLU/GRY WIRE BRAKE LIGHT SWITCH BRN WIRE BRN/WHT WIRE FUSE 13 FUSE 31 FUSE PANEL (ON LEFT END OF DASH) GRN/GRY WIRE GRN/RED WIRE GRN/VIO WIRE GRN/WHT WIRE HOT AT ALL TIMES HOT IN RUN OR START MULTI-FUNCTION TRANSMISSION RANGE SWITCH RED/BLK WIRE RED/YEL WIRE SHIFT LOCK SOLENOID TRANSMISSION CONTROL MODULE (UNDER CARPET, FORWARD OF PASSENGER'S SEAT) TRANSMISSION RANGE SELECTOR LEVER DISPLAY