BMW 3 series E90/E91/E92/E93 facelift (2008-2013) light switch unit Wiring diagrams

BLK WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLU/RED WIRE BRN WIRE BRN/BLK WIRE BRN/GRY WIRE COUPE, CONVERTIBLE WAGON, SEDAN EXCEPT WAGON, SEDAN FRONT RIDE HEIGHT SENSOR (BEHIND LEFT FRONT WHEEL) GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/WHT WIRE GRY/YEL WIRE LIGHT SWITCH UNIT REAR RIDE HEIGHT SENSOR (FRONT OF RIGHT REAR WHEEL) RIGHT HEADLIGHT RIGHT INNER TAILLIGHT FOG SIDE/ DAYTIME DRIVING SIDE/ DAYTIME DRIVING STEERING COLUMN SWITCH CLUSTER DIRECTION INDICATOR/ HIGH BEAM HEADLIGHT SWITCH VIO/YEL WIRE W/ BOSCH W/ LED W/O LED TYPE TYPE W/O BOSCH WHT WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/WHT WIRE

BLK WIRE BLU WIRE BRN WIRE BRN/BLK WIRE COMPUTER DATA LINES SYSTEM COUPE CONVERTIBLE DRIVER'S DOOR COURTESY LIGHT DRIVER'S DOOR EXIT LIGHT DRIVER'S SIDE FOOTWELL LIGHT EXCEPT SEDAN FOOTWELL MODULE (UNDER LEFT SIDE OF DASH) GRN WIRE GRY WIRE GRY/GRN WIRE GRY/RED WIRE INSTRUMENT ILLUMINATION CIRCUIT LIGHT SWITCH UNIT NCA WIRE ORG/GRN WIRE PASSENGER'S DOOR COURTESY LIGHT PASSENGER'S DOOR EXIT LIGHT PASSENGER'S SIDE FOOTWELL LIGHT REAR DRIVER'S SIDE DOOR COURTESY LIGHT REAR PASSENGER'S SIDE DOOR COURTESY LIGHT RED WIRE RED/BLU WIRE RED/GRN WIRE RED/VIO WIRE RED/YEL WIRE VIO/BRN WIRE YEL WIRE

BLK WIRE BLU WIRE BRN WIRE BRN/BLK WIRE COMPUTER DATA LINES SYSTEM DRIVER'S DOOR ENTRANCE LIGHT DRIVER'S DOOR EXIT LIGHT DRIVER'S SIDE FOOTWELL LIGHT FOOTWELL MODULE (UNDER LEFT SIDE OF DASH) GRN WIRE GRY WIRE LIGHT SWITCH UNIT ORG/GRN WIRE PASSENGER'S DOOR ENTRANCE LIGHT PASSENGER'S DOOR EXIT LIGHT PASSENGER'S SIDE FOOTWELL LIGHT REAR DRIVER'S SIDE ENTRANCE LIGHT REAR PASSENGER'S SIDE ENTRANCE LIGHT RED WIRE RED/BLU WIRE RED/GRN WIRE RED/VIO WIRE RED/YEL WIRE VIO WIRE VIO/BRN WIRE YEL WIRE

2 3 WAGON SEDAN, COUPE BLK WIRE BOOT LID, CENTRAL LOCKING DRIVE BOOT LID/ TAILGATE LUGGAGE COMPARTMENT LIGHT (WAGON) BRN WIRE BRN/BLK WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM COUPE CONVERTIBLE DRIVER'S DOOR COURTESY LIGHT DRIVER'S DOOR ENTRANCE LIGHT DRIVER'S DOOR ENTRANCE LIGHT REAR PASSENGER'S SIDE ENTRANCE LIGHT ELECTRONICS JUNCTION BOX FOOTWELL MODULE (UNDER LEFT SIDE OF DASH) FRONT INTERIOR/ READING LIGHT FUSE 41 FUSE 77 FUSE 84 FUSE 86 FUSE 81 GLOVE COMPARTMENT LIGHT GRN WIRE GRY WIRE GRY/GRN WIRE GRY/RED WIRE HOT AT ALL TIMES INSTRUMENT ILLUMINATION CIRCUIT JUNCTION BOX (UNDER RIGHT SIDE OF DASH) LEFT LUGGAGE COMPARTMENT LIGHT (WAGON) LIGHT SWITCH UNIT NCA WIRE ORG/GRN WIRE PASSENGER'S DOOR COURTESY LIGHT PASSENGER'S DOOR ENTRANCE LIGHT REAR DRIVER'S SIDE DOOR COURTESY LIGHT REAR DRIVER'S SIDE ENTRANCE LIGHT REAR INTERIOR LIGHT REAR PASSENGER'S SIDE DOOR COURTESY LIGHT REAR WINDOW LOCK (WAGON) RED WIRE RED/BLU WIRE RED/GRN WIRE RED/VIO WIRE RED/YEL WIRE RELAY ENERGIZED RIGHT LUGGAGE COMPARTMENT LIGHT SEDAN TOWING HITCH RELEASE (REAR OF VEHICLE) VIO WIRE VIO/BRN WIRE WAGON WHT WIRE YEL WIRE

3 4 W/O LED TYPE W/ LED TYPE ACTIVE BODYWORKS SYSTEM BACKUP LAMPS CIRCUIT BLK WIRE BLK/BLU WIRE BLK/VIO WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BRN WIRE BLU/RED WIRE BLU/YEL WIRE BRAKE/ BRN WIRE BRN/BLK WIRE BRN/GRY WIRE COMPUTER DATA LINES SYSTEM GRN WIRE GRN/RED WIRE GRN/YEL WIRE GRY/BLK WIRE GRY/RED WIRE LEFT INNER TAILLIGHT LIGHT SWITCH UNIT ORG/GRN WIRE PARK RED/BLU WIRE RED/VIO WIRE RED/YEL WIRE REVERSE RIGHT INNER TAILLIGHT STEERING COLUMN SWITCH CLUSTER DIRECTION INDICATOR/ HIGH BEAM TRAILER MODULE (RIGHT SIDE OF REAR COMPT) TRAILER SOCKET VIO/YEL WIRE W/O BOSCH W/ BOSCH YEL WIRE YEL/BLK WIRE YEL/GRN WIRE YEL/RED WIRE YEL/VIO WIRE YEL/WHT WIRE

ACTIVE BODYWORKS SYSTEM BACKUP LAMPS CIRCUIT BLK WIRE BLK/BLU WIRE BLK/VIO WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BRN WIRE BLU/RED WIRE BLU/YEL WIRE BRAKE/ BRN WIRE BRN/BLK WIRE BRN/GRY WIRE COMPUTER DATA LINES SYSTEM GRN WIRE GRN/RED WIRE GRN/YEL WIRE GRY/BLK WIRE GRY/RED WIRE LEFT INNER TAILLIGHT LIGHT SWITCH UNIT ORG/GRN WIRE PARK RED/BLU WIRE RED/VIO WIRE RED/YEL WIRE REVERSE RIGHT INNER TAILLIGHT STEERING COLUMN SWITCH CLUSTER DIRECTION INDICATOR/ HIGH BEAM TRAILER MODULE (RIGHT SIDE OF REAR COMPT) TRAILER SOCKET VIO/YEL WIRE W/O BOSCH W/ BOSCH YEL WIRE YEL/BLK WIRE YEL/GRN WIRE YEL/RED WIRE YEL/VIO WIRE YEL/WHT WIRE

ACTIVE BODYWORKS SYSTEM BACKUP LAMPS CIRCUIT BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/VIO WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/RED WIRE BLU/YEL WIRE BRAKE/ BRN WIRE BRN/BLK WIRE BRN/GRY WIRE COMPUTER DATA LINES SYSTEM DIRECTION GRN WIRE GRN/YEL WIRE GRY/BLK WIRE GRY/RED WIRE LEFT HEADLIGHT LEFT INNER TAILLIGHT LIGHT SWITCH UNIT ORG/GRN WIRE PARK RED/BLU WIRE RED/VIO WIRE RED/YEL WIRE REVERSE RIGHT INNER TAILLIGHT SIDE STEERING COLUMN SWITCH CLUSTER DIRECTION INDICATOR/ HIGH BEAM TRAILER MODULE (RIGHT SIDE OF REAR COMPT) TRAILER SOCKET VIO/YEL WIRE W/O BOSCH W/ BOSCH YEL WIRE YEL/BLK WIRE YEL/GRN WIRE YEL/RED WIRE YEL/VIO WIRE YEL/WHT WIRE

BLK WIRE BLK/VIO WIRE BRN WIRE BRN/BLK WIRE COMPUTER DATA LINES SYSTEM COUPE, CONVERTIBLE WAGON, SEDAN EXCEPT CONVERTIBLE CONVERTIBLE EXCEPT WAGON, SEDAN FOOTWELL MODULE (UNDER LEFT SIDE OF DASH) FUSE 41 FUSE 81 FUSE 86 GRN WIRE GRN/RED WIRE GRN/YEL WIRE GRY/VIO WIRE GRY/YEL WIRE HIGH BEAM HOT AT ALL TIMES HOT AT ALL TIMES JUNCTION BOX (UNDER RIGHT SIDE OF DASH) FUSE 84 LEFT FOG LIGHT LEFT HEADLIGHT LEFT INNER TAILLIGHT FOG LIGHT SWITCH UNIT LOW W/O LED BEAM TYPE ORG/GRN WIRE RAIN/HEADLIGHT SENSOR (CENTER OF WINDSHIELD) RED WIRE RED/BRN WIRE RED/GRN WIRE RED/VIO WIRE RED/YEL WIRE RIGHT FOG LIGHT RIGHT HEADLIGHT RIGHT INNER TAILLIGHT FOG ROOF FUNCTION CONTROL CENTER SIDE/ DAYTIME DRIVING STEERING COLUMN SWITCH CLUSTER DIRECTION INDICATOR/ HIGH BEAM HEADLIGHT SWITCH W/ LED TYPE WHT WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRN WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/WHT WIRE

BLK WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/VIO WIRE BLK/WHT WIRE BLU/BLK WIRE BLU/BRN WIRE BRN WIRE BRN/BLK WIRE BRN/YEL WIRE COUPE, CONVERTIBLE WAGON, SEDAN EXCEPT WAGON, SEDAN FRONT RIDE HEIGHT SENSOR (BEHIND LEFT FRONT WHEEL) GRN WIRE GRN/RED WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/WHT WIRE GRY/YEL WIRE HIGH BEAM/ TURN OFF LIGHT SWITCH UNIT REAR RIDE HEIGHT SENSOR (FRONT OF RIGHT REAR WHEEL) RIGHT HEADLIGHT RIGHT INNER TAILLIGHT FOG SIDE/ DAYTIME DRIVING STEERING COLUMN SWITCH CLUSTER DIRECTION INDICATOR/ HIGH BEAM HEADLIGHT SWITCH VERTICAL AIM CONTROL MOTOR W/ LED TYPE W/O LED TYPE WHT WIRE WHT/BLU WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/WHT WIRE

BLK WIRE BLK/VIO WIRE BRN WIRE BRN/BLK WIRE CCC/M-ASK COMPUTER CIC COUPE CONVERTIBLE DRIVER'S DOOR COURTESY LIGHT DRIVER'S SWITCH CLUSTER ELECTRONIC JUNCTION BOX FOOTWELL MODULE (UNDER LEFT SIDE OF DASH) FRONT CIGAR LIGHTER FRONT INTERIOR/ READING LAMP FUSE 41 FUSE 81 FUSE 84 FUSE 86 GEAR INDICATOR LIGHTING GRN WIRE GRY WIRE GRY/BLK WIRE GRY/RED WIRE HARDTOP OPERATING UNIT (CONVERTIBLE) HAZARD WARNING SWITCH HOT AT ALL TIMES JUNCTION BOX (UNDER RIGHT SIDE OF DASH) LIGHT SWITCH UNIT NCA WIRE PASSENGER'S DOOR COURTESY LIGHT PASSENGER'S DOOR POWER WINDOW SWITCH RADIO REAR DRIVER'S SIDE DOOR COURTESY LIGHT (COUPE, CONVER- TIBLE) REAR DRIVER'S SIDE POWER WINDOW SWITCH REAR LID RELEASE SWITCH (INTERIOR) REAR PASSENGER'S SIDE DOOR COURTESY LIGHT (COUPE, CONVERTIBLE) REAR PASSENGER'S SIDE POWER WINDOW SWITCH (SEDAN, WAGON) RED WIRE RED/GRN WIRE RED/VIO WIRE RED/YEL WIRE STEERING COLUMN SWITCH CLUSTER VIO WIRE W/ CCC/ M-ASK W/ CIC TELEPHONE RETROFIT PACKAGES CONNECTOR WAGON SEDAN YEL WIRE YEL/BLK WIRE YEL/GRN WIRE YEL/RED WIRE YEL/WHT WIRE