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

ACTIVE STEERING (IF EQUIPPED) (BEHIND LEFT FRONT WHEEL) BLU WIRE BLU/BRN/YEL WIRE BLU/RED WIRE BLU/VIO WIRE BRAKE FLUID LEVEL SWITCH (LEFT REAR OF ENGINE COMPT) BRAKE LIGHT SWITCH (UNDER LEFT SIDE OF DASH) BRK FLD LVL RF WHL SPD BRN WIRE BRN/BLK WIRE BRN/GRN/YEL WIRE BRN/RED WIRE BRN/WHT WIRE CAR ACCESS SYSTEM (UNDER LEFT SIDE OF DASH) CC/M-ASK COMPUTER DATA LINES SYSTEM DYNAMIC STABILITY CONTROL (DSC) (LEFT REAR OF ENGINE COMPT) EDC ELECTRONIC DAMPER CONTROL (RIGHT SIDE OF REAR COMPT) EXCEPT 3.0L TWIN TURBO DIESEL 3.0L TWIN TURBO DIESEL FUSE GRN/RED WIRE GROUND F-CAN-LOW HAZARD WARNING SWITCH HOT AT ALL TIMES JUNCTION BOX (UNDER RIGHT SIDE OF DASH) JUNCTION BOX ELECTRONICS LEFT FRONT BRAKE PAD WEAR SENSOR (BEHIND LEFT FRONT WHEEL) LEFT REAR WHEEL SPEED SENSOR (BEHIND LEFT REAR WHEEL) NCA WIRE PARKING BRAKE WARNING SWITCH (UNDER CENTER CONSOLE) RED WIRE RED/ BLU WIRE RED/BLK WIRE RED/BLU WIRE RED/GRY WIRE RED/YEL WIRE RELAY ENERGIZED RF WHL SPD RR WHL SPD LR WHL SPD LF WHL SPD LF WHL SPD RIGHT REAR BRAKE PAD WEAR SENSOR (FRONT OF RIGHT REAR WHEEL) RIGHT REAR WHEEL SPEED SENSOR (BEHIND RIGHT REAR WHEEL) RR BRK PAD RR WHL SPD RR WHL SPP SEN GROUND STEERING COLUMN SWITCH CLUSTER STEERING GEAR (W/ ACTIVE STEERING) TELEPHONE TRANSCEIVER (CENTER OF REAR COMPT) TERMINAL 15 COND WEL SPD PT CAN HIGH GROUND TERMINAL 30 VIO/YEL WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/RED WIRE YEL/VIO WIRE YEL/WHT WIRE

3.0L TWIN TURBO DIESEL ACTIVE STEERING (IF EQUIPPED) (BEHIND LEFT FRONT WHEEL) BLK/RED/WHT WIRE BLK/VIO WIRE BLK/YEL WIRE BLU WIRE BLU/BRN/YEL WIRE BLU/RED WIRE BLU/VIO WIRE BLU/WHT/YEL WIRE BRAKE FLUID LEVEL SWITCH (LEFT REAR OF ENGINE COMPT) BRAKE LIGHT SWITCH (UNDER LEFT SIDE OF DASH) BRK FLD LVL BRK LIGHT LF BRK PAD BRN WIRE BRN/BLK WIRE BRN/GRN/YEL WIRE BRN/RED WIRE CAR ACCESS SYSTEM (UNDER LEFT SIDE OF DASH) CC/M-ASK COMPUTER DATA LINES SYSTEM COND WHL SPD F-CAN-LOW DSC SENS DME CONTROL MODULE DSC SENSOR (LEFT FRONT FOOTWELL) DSC SENSOR 2 (W/ ACTIVE STEERING) (UNDER DRIVER'S SEAT) DYNAMIC STABILITY CONTROL (DSC) (LEFT REAR OF ENGINE COMPT) EDC ELECTRONIC DAMPER CONTROL EXCEPT 3.0L TWIN TURBO DIESEL F-CAN HIGH RF WHL OUT FUSE GRN/RED WIRE HAZARD WARNING SWITCH HOT AT ALL TIMES JUNCTION BOX (UNDER RIGHT SIDE OF DASH) JUNCTION BOX ELECTRONICS LEFT FRONT BRAKE PAD WEAR SENSOR (BEHIND LEFT FRONT WHEEL) LEFT FRONT WHEEL SPEED SENSOR (FRONT OF LEFT FRONT WHEEL) LEFT REAR WHEEL SPEED SENSOR (BEHIND LEFT REAR WHEEL) LF WHL OUT PT CAN LOW GROUND LF WHL SPD LF WHL SPD GROUND LR WHL SPD LR WHL SPD PARKING BRK DSC SENS RR BRK PAD NCA WIRE PARKING BRAKE WARNING SWITCH (UNDER CENTER CONSOLE) RED WIRE RED/BLU WIRE RED/GRY WIRE RED/YEL WIRE RELAY ENERGIZED RIGHT FRONT WHEEL SPEED SENSOR (FRONT OF RIGHT FRONT WHEEL) RIGHT REAR BRAKE PAD WEAR SENSOR (FRONT OF RIGHT REAR WHEEL) RIGHT REAR WHEEL SPEED SENSOR (BEHIND RIGHT REAR WHEEL) RR BRK PAD RR WHL OUT PT CAN LOW PT CAN HIGH RR WHL OUT RF BRK PAD RR WHL SPD RR WHL SPD STEERING COLUMN SWITCH CLUSTER STEERING GEAR (W/ ACTIVE STEERING) TELEPHONE TRANSCEIVER (CENTER OF REAR COMPT) TERMINAL 15 PT CAN HIGH TERMINAL 30 RF WHL SPD RF WHL SPD TURBO DIESEL) (RIGHT REAR OF ENGINE COMPT) VIO/YEL WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/RED WIRE YEL/VIO WIRE YEL/WHT WIRE

AERIAL DIVERSITY (CENTER REAR OF ROOF) BLK WIRE BLK/BLU WIRE BLU WIRE BLU/RED WIRE BONNET CONTACT SWITCH BOOT LID BUTTON BRN WIRE BRN/BLK WIRE BRN/GRY WIRE BRN/GRY/WHT WIRE BRN/GRY/YEL WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE CAR ACCESS SYSTEM (UNDER LEFT SIDE OF DASH) CENTRAL LOCKING DRIVE UNIT (CONVERTIBLE) COMPUTER DATA LINES SYSTEM COUPE, SEDAN COUPE, WAGON, SEDAN DRIVER'S DOOR SYSTEM LOCK (LEFT FRONT DOOR) DUAL REMOTE CONTROL RECEIVER ELECTRONICS JUNCTION BOX FOOTWELL MODULE (UNDER LEFT SIDE OF DASH) FUSE 72 FUSE 73 GLOVE COMPARTMENT GRN WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/RED WIRE GRY/YEL WIRE HAZARD WARNING SWITCH HOT AT ALL TIMES HOTEL SWITCH JUNCTION BOX (UNDER RIGHT SIDE OF DASH) ORG/GRN WIRE PASSENGER'S DOOR SYSTEM LOCK (RIGHT FRONT DOOR) REAR WINDOW LOCK (WAGON) (REAR COMPT DOOR) REMOTE CONTROL RECEIVER VIO/GRN WIRE WAGON WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLU WIRE YEL/RED WIRE

AF INTERFERENCE SUPPRESSOR FILTER (LEFT SIDE OF REAR WINDOW PANEL) AUXILIARY BRAKE LIGHT BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/YEL WIRE BLU WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/RED WIRE BRAKE/ BRN WIRE BRN/BLK WIRE BRN/BLU WIRE GRN WIRE GRN/YEL WIRE GRY/BLU WIRE GRY/YEL WIRE HAZARD WARNING SWITCH LEFT TAILLIGHT NCA WIRE PARK RED/BLU WIRE RED/VIO WIRE RED/YEL WIRE RIGHT TAILLIGHT TURN WAGON SEDAN YEL WIRE YEL/BLK WIRE YEL/VIO WIRE YEL/WHT WIRE

AUXILIARY BRAKE LIGHT BACKUP LAMPS CIRCUIT BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/VIO WIRE BLK/YEL WIRE BLU WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/RED WIRE BRAKE/ BRN WIRE BRN/BLK WIRE BRN/BLU WIRE DESIGN DIRECTION DRIVING DAYTIME SIDE/ GRN WIRE GRN/RED WIRE GRN/YEL WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/VIO WIRE GRY/YEL WIRE HAZARD WARNING SWITCH LEFT HEADLIGHT LEFT TAILLIGHT MARKER SIDE PARK RED/BLU WIRE RED/VIO WIRE RED/YEL WIRE REVERSE RIGHT TAILLIGHT SIDE MARKER TURN W/O LED TYPE W/ LED TYPE W/O DESIGN LIGHT W/ DESIGN LIGHT 2 3 4 YEL WIRE YEL/BLK WIRE YEL/VIO WIRE YEL/WHT WIRE

AF INTERFERENCE SUPPRESSOR FILTER (LEFT SIDE OF REAR WINDOW PANEL) AUXILIARY BRAKE LIGHT BACKUP LAMPS CIRCUIT BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/VIO WIRE BLK/YEL WIRE BLU WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/RED WIRE BRAKE/ BRN WIRE BRN/BLK WIRE BRN/BLU WIRE DESIGN DIRECTION DRIVING DAYTIME SIDE/ GRN WIRE GRN/RED WIRE GRN/YEL WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/VIO WIRE GRY/YEL WIRE HAZARD WARNING SWITCH LEFT HEADLIGHT LEFT TAILLIGHT NCA WIRE PARK RED/BLU WIRE RED/VIO WIRE RED/YEL WIRE REVERSE RIGHT TAILLIGHT SIDE MARKER TURN W/O DESIGN LIGHT W/ DESIGN LIGHT YEL WIRE YEL/BLK WIRE YEL/VIO WIRE YEL/WHT WIRE

AF INTERFERENCE SUPPRESSOR FILTER (LEFT SIDE OF REAR WINDOW PANEL) AUXILIARY BRAKE LIGHT BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/YEL WIRE BLU WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/RED WIRE BRAKE/ BRN WIRE BRN/BLK WIRE BRN/BLU WIRE GRN WIRE GRN/YEL WIRE GRY/BLU WIRE GRY/YEL WIRE HAZARD WARNING SWITCH LEFT TAILLIGHT NCA WIRE PARK RED/BLU WIRE RED/VIO WIRE RED/YEL WIRE RIGHT TAILLIGHT TURN WAGON SEDAN YEL WIRE YEL/BLK WIRE YEL/VIO WIRE YEL/WHT WIRE

AF INTERFERENCE SUPPRESSOR FILTER (LEFT SIDE OF REAR WINDOW PANEL) AUXILIARY BRAKE LIGHT BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/YEL WIRE BLU WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/RED WIRE BRAKE/ BRN WIRE BRN/BLK WIRE BRN/BLU WIRE GRN WIRE GRN/YEL WIRE GRY/BLU WIRE GRY/YEL WIRE HAZARD WARNING SWITCH LEFT TAILLIGHT NCA WIRE PARK RED/BLU WIRE RED/VIO WIRE RED/YEL WIRE RIGHT TAILLIGHT TURN WAGON SEDAN YEL WIRE YEL/BLK WIRE YEL/VIO 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

AERIAL DIVERSITY (CENTER REAR OF ROOF) BLK WIRE BLK/BLU WIRE BLU WIRE BLU/RED WIRE BONNET CONTACT SWITCH BOOT LID BUTTON BRN WIRE BRN/BLK WIRE BRN/GRY WIRE BRN/GRY/WHT WIRE BRN/GRY/YEL WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE CAR ACCESS SYSTEM (UNDER LEFT SIDE OF DASH) CENTRAL LOCKING DRIVE UNIT (CONVERTIBLE) COMPUTER DATA LINES SYSTEM COUPE, SEDAN COUPE, WAGON, SEDAN DRIVER'S DOOR SYSTEM LOCK (LEFT FRONT DOOR) DUAL REMOTE CONTROL RECEIVER ELECTRONICS JUNCTION BOX FOOTWELL MODULE (UNDER LEFT SIDE OF DASH) FUSE 72 FUSE 73 GLOVE COMPARTMENT GRN WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/RED WIRE GRY/YEL WIRE HAZARD WARNING SWITCH HOT AT ALL TIMES HOTEL SWITCH JUNCTION BOX (UNDER RIGHT SIDE OF DASH) ORG/GRN WIRE PASSENGER'S DOOR SYSTEM LOCK (RIGHT FRONT DOOR) REAR WINDOW LOCK (WAGON) (REAR COMPT DOOR) REMOTE CONTROL RECEIVER VIO/GRN WIRE WAGON WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLU WIRE YEL/RED WIRE