Audi A4 B5 facelift (1999-2001) head Wiring diagrams

13-WAY RELAY CARRIER (BEHIND LEFT SIDE OF DASH) 5 5 6 1 1 2 (AVANT) 6 2 (AVANT) AUTO CHECK SYSTEM (PART OF INSTRUMENT CLUSTER) AVANT BLK WIRE BLK/GRN WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BRAKE LIGHT SWITCH BRN WIRE COMBINATION PROCESSOR DAYTIME RUNNING LIGHTS SWITCH-ON RELAY EMERGENCY FLASHER SWITCH FUSE FUSE 2 FUSE FUSE FUSE PANEL (LEFT END OF DASH) FUSE GRN WIRE GRY WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/RED WIRE GRY/WHT WIRE GRY/YEL WIRE HEAD HEAD PARK HIGH MOUNT BRAKE LIGHT HOT AT ALL TIMES HOT IN RUN OR START HOT W/ LOAD REDUCTION RELAY ENERGIZED HOT W/ LOAD REDUCTION RELAY ENERGIZED HOT AT ALL TIMES INSTRUMENT CLUSTER INSTRUMENT CLUSTER SYSTEM (WITH TRAILER OPTION) INTERIOR LIGHTS SYSTEM LEFT FRONT PARK/TURN LIGHT LEFT SIDE TURN SIGNAL LIGHT LEFT TAILLAMP ASSEMBLY 4 6 INSTRUMENT CLUSTER (AVANT) LEFT TURN IND PARK TURN LICENSE PLATE LIGHTS LIGHT SWITCH MICRO CENTRAL ELECTRIC OFF PARK REAR LIGHT CONTROL MODULE (ON 13-WAY RELAY CARRIER) RED WIRE RED/BLK WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT PARK/TURN LIGHT RIGHT SIDE TURN SIGNAL LIGHT RIGHT TAILLAMP ASSEMBLY 3 6 (AVANT) RIGHT TURN IND TURN TAIL STOP TAIL STOP TURN TURN PARK TURN SIGNAL SWITCH VIO WIRE WHT WIRE YEL WIRE

13-WAY RELAY CARRIER (BEHIND LEFT SIDE OF DASH) 5 5 6 1 1 2 (AVANT) 6 2 (AVANT) AVANT BLK WIRE BLK/GRN WIRE BLU WIRE BRAKE LIGHT SWITCH BRN WIRE COMBINATION PROCESSOR DAYTIME RUNNING LIGHTS SWITCH-ON RELAY EMERGENCY FLASHER SWITCH FUSE FUSE 2 FUSE FUSE FUSE PANEL (LEFT END OF DASH) FUSE PANEL (LEFT END OF DASH) FUSE GRN WIRE GRY WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/RED WIRE GRY/YEL WIRE HEAD HEAD PARK HIGH MOUNT BRAKE LIGHT HOT AT ALL TIMES HOT W/ LOAD REDUCTION RELAY ENERGIZED INSTRUMENT CLUSTER INSTRUMENT CLUSTER SYSTEM (WITH TRAILER OPTION) LEFT FRONT PARK/TURN LIGHT LEFT RIGHT TURN IND TURN IND TURN LEFT SIDE TURN SIGNAL LIGHT LEFT TAILLAMP ASSEMBLY 4 6 (AVANT) LICENSE PLATE LIGHTS LIGHT SWITCH MICRO CENTRAL ELECTRIC OFF OFF PARK PARK RED WIRE RED/BLK WIRE RED/YEL WIRE RIGHT FRONT PARK/TURN LIGHT INSTRUMENT CLUSTER RIGHT SIDE TURN SIGNAL LIGHT RIGHT TAILLAMP ASSEMBLY 3 6 (AVANT) TAIL STOP TURN TURN PARK TURN SIGNAL SWITCH TURN TAIL STOP VIO WIRE VIO/BLU WIRE WHT WIRE YEL WIRE

5 5 6 1 1 2 (AVANT) 6 2 (AVANT) AUTO CHECK SYSTEM (PART OF INSTRUMENT CLUSTER) AVANT BLK WIRE BLK/GRN WIRE BLK/RED WIRE BLU WIRE BRAKE LIGHT SWITCH BRN WIRE COMBINATION PROCESSOR EMERGENCY FLASHER SWITCH FUSE FUSE 2 FUSE FUSE FUSE PANEL (LEFT END OF DASH) FUSE GRN WIRE GRY WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/RED WIRE GRY/WHT WIRE GRY/YEL WIRE HEAD HEAD PARK HIGH MOUNT BRAKE LIGHT HOT AT ALL TIMES HOT AT ALL TIMES MICRO CENTRAL ELECTRIC HOT IN RUN OR START HOT W/ LOAD REDUCTION RELAY ENERGIZED INSTRUMENT CLUSTER INSTRUMENT CLUSTER SYSTEM (WITH TRAILER OPTION) LEFT FRONT PARK/TURN LIGHT LEFT SIDE TURN SIGNAL LIGHT LEFT TAILLAMP ASSEMBLY 4 6 INSTRUMENT CLUSTER (AVANT) LEFT TURN IND PARK TURN LICENSE PLATE LIGHTS LIGHT SWITCH OFF OFF PARK REAR LIGHT CONTROL MODULE (ON 13-WAY RELAY CARRIER) RED WIRE RED/BLK WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT PARK/TURN LIGHT RIGHT SIDE TURN SIGNAL LIGHT RIGHT TAILLAMP ASSEMBLY 3 6 (AVANT) RIGHT TURN IND TURN TAIL STOP TAIL STOP TURN TURN PARK TURN SIGNAL SWITCH VIO WIRE WHT WIRE YEL WIRE

5 5 6 1 1 2 (AVANT) 6 2 (AVANT) AVANT BLK WIRE BLK/GRN WIRE BLU WIRE BRAKE LIGHT SWITCH BRN WIRE COMBINATION PROCESSOR EMERGENCY FLASHER SWITCH FUSE FUSE 2 FUSE FUSE FUSE PANEL (LEFT END OF DASH) FUSE GRN WIRE GRY WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/RED WIRE GRY/YEL WIRE HEAD HEAD PARK HIGH MOUNT BRAKE LIGHT HOT AT ALL TIMES HOT AT ALL TIMES MICRO CENTRAL ELECTRIC HOT W/ LOAD REDUCTION RELAY ENERGIZED INSTRUMENT CLUSTER INSTRUMENT CLUSTER SYSTEM (WITH TRAILER OPTION) LEFT FRONT PARK/TURN LIGHT LEFT RIGHT TURN IND TURN IND TURN LEFT SIDE TURN SIGNAL LIGHT LEFT TAILLAMP ASSEMBLY 4 6 (AVANT) LICENSE PLATE LIGHTS LIGHT SWITCH OFF OFF PARK PARK RED WIRE RED/BLK WIRE RED/YEL WIRE RIGHT FRONT PARK/TURN LIGHT INSTRUMENT CLUSTER RIGHT SIDE TURN SIGNAL LIGHT RIGHT TAILLAMP ASSEMBLY 3 6 (AVANT) TAIL STOP TURN TURN PARK TURN SIGNAL SWITCH TURN TAIL STOP VIO WIRE VIO/BLU WIRE WHT WIRE YEL WIRE

BLK WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BRN WIRE EXTERIOR LIGHTS FOGLIGHT CONTROL MODULE FRONT FOG LIGHT SWITCH FTP FUSE 19 FUSE FUSE FUSE PANEL FUSE FUSE PANEL FUSE 3 GRN WIRE GRY WIRE GRY/GRN WIRE GRY/WHT WIRE HEAD HEAD- LIGHT HEAD- LIGHT FOG LIGHT FOG LIGHT HEADLIGHT DIMMER/ FLASHER SWITCH HEADLIGHTS SYSTEM (HEADLAMPS LEVELING CIRCUIT) HI BEAM HI FTP LO HI HEAD LO HI LO HOT AT ALL TIMES IGNITION SWITCH IND INSTRUMENT CLUSTER LEFT HEAD/ FOGLIGHT ASSEMBLY LEFT TAILLIGHT ASSEMBLY LEFT REAR FOG LIGHT LIGHT SWITCH LO HI LOAD REDUCTION RELAY MICRO CENTRAL ELECTRIC NOT USED OFF OFF HEAD PARK OFF PARK REAR FOG LIGHT SWITCH REAR LAMP CONTROL MODULE RED WIRE RIGHT HEAD/ FOGLIGHT ASSEMBLY RIGHT TAILLIGHT ASSEMBLY RUN WIRE VIO WIRE W/ AUTO CHECK SYSTEM W/ AUTO CHECK SYSTEM W/O AUTO CHECK SYSTEM W/DRL ONLY W/O AUTO CHECK SYSTEM WHT WIRE WHT/GRN WIRE WHT/RED WIRE WHT/VIO WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/WHT WIRE

AVANT BLK/BRN WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/VIO WIRE BLK/YEL WIRE BLU/RED WIRE BLU/VIO WIRE BRAKE FLUID LEVEL WARNING SWITCH BRN WIRE EXCEPT AVANT FUSE FUSE FUSE FUSE PANEL (ON LEFT END OF DASH) GRN/VIO WIRE GRN/YEL WIRE HEAD HEADLIGHT DIMMER/ FLASHER SWITCH HEADLIGHT WASHER PUMP HOT AT ALL TIMES HOT IN INSTRUMENT CLUSTER LEFT WASHER NOZZLE HEATER (OPTIONAL) LOAD REDUCTION RELAY MICRO CENTRAL ELECTRIC PARK OFF HOT IN RUN REAR WINDOW WIPER MOTOR (AVANT) RED WIRE RED/VIO WIRE RIGHT WASHER NOZZLE HEATER (OPTIONAL) RUN WIRE WASHER SWITCH WHT/BLU WIRE WHT/YEL WIRE WINDSHIELD WASHER PUMP WINDSHIELD WIPER INTERMITTENT REGULATOR WINDSHIELD WIPER INTERMITTENT SWITCH WINDSHIELD WIPER MOTOR WIPER/WASHER INTERMITTENT RELAY YEL WIRE