BMW 3 series E90/E91/E92/E93 facelift (2008-2013) electronics junction box Wiring diagrams

ANTI-THEFT SYSTEM BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/VIO WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/GRY WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/VIO WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM ELECTRONICS JUNCTION BOX FOOTWELL MODULE (UNDER LEFT SIDE OF DASH) FUSE 22 FUSE 65 FUSE 63 GEAR INDICATOR LIGHT GRN WIRE GRY WIRE GRY/RED WIRE HOT AT ALL TIMES JUNCTION BOX LEFT MULTI- FUNCTION STEERING WHEEL SWITCH BLOCK LEFT ROCKER SWITCH NCA WIRE OF DASH) RED WIRE RED/BLK WIRE RED/YEL WIRE RELAY ENERGIZED RIGHT MULTI-FUNCTION STEERING WHEEL SWITCH BLOCK RIGHT ROCKER SWITCH SELECTOR LEVER POSITION SWITCH (UNDER SHIFTER, IN CENTER CONSOLE) SHIFT LOCK SELECTOR LEVER LOCK STEERING COLUMN SWITCH CLUSTER STEPTRONIC SWITCH (UNDER SHIFTER, IN CENTER CONSOLE) TRANSMISSION CONTROL WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/VIO WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/RED WIRE YEL/WHT WIRE

2 3 SEDAN, COUPE RIGHT LUGGAGE COMPARTMENT LIGHT BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/WHT WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BOOT LID, CENTRAL LOCKING DRIVE BRN WIRE COMPUTER DATA LINES SYSTEM COUPE CONVERTIBLE DRIVER'S DOOR ENTRANCE LIGHT ELECTRONICS JUNCTION BOX EXCEPT CONVERTIBLE EXCEPT SEDAN FRONT INTERIOR LIGHT FUSE 25 FUSE 41 FUSE 62 FUSE 7 FUSE 77 FUSE 84 FUSE 86 FUSE 81 GLOVE COMPARTMENT LIGHT GRN WIRE GRY WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/RED WIRE HOT AT ALL TIMES HOT W/ TERM HOT W/ TERMINAL 15 RELAY ENERGIZED INTERIOR LIGHTS JUNCTION BOX (UNDER RIGHT SIDE OF DASH) LEFT FRONT MAKE UP MIRROR SWITCH LEFT FRONT MAKE- UP MIRROR LIGHT LEFT LUGGAGE COMPA- RTMENT LIGHT LEFT REAR LID LOCK SWITCH MAP READING LIGHT ORG/GRN WIRE PASSE- NGER'S DOOR ENTRANCE LIGHT PASSENGER'S DOOR ENTRANCE LIGHT REAR DRIVER'S SIDE ENTRANCE LIGHT REAR INTERIOR LIGHT (EXCEPT CONVERTIBLE) REAR PASSENGER'S SIDE ENTRANCE LIGHT RED WIRE RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/VIO WIRE RED/YEL WIRE RELAY ENERGIZED RIGHT FRONT MAKE UP MIRROR SWITCH RIGHT FRONT MAKE- UP MIRROR LIGHT ROOF FUNCTION CONTROL CENTER SEDAN TOP LIGHT TOWING HITCH RELEASE DRIVE UNIT (REAR OF VEHICLE) VIO WIRE VIO/BRN WIRE WHT WIRE YEL WIRE

BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BRN WIRE BRN/BLU WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DRIVER'S SEAT ADJUSTMENT SWITCH DRIVER'S SEAT ANGLE ADJUSTMENT DRIVE (UNDER DRIVER'S SEAT) DRIVER'S SEAT HEIGHT ADJUSTMENT DRIVE UNIT (UNDER DRIVER'S SEAT) DRIVER'S SEAT MODULE (UNDER DRIVER'S SEAT) DRIVER'S SIDE BACKREST ANGLE ADJUSTMENT MOTOR (UNDER DRIVER'S SEAT) ELECTRONICS JUNCTION BOX FUSE 46 GRN WIRE JUNCTION BOX (UNDER RIGHT SIDE OF DASH) NCA WIRE ORG/ WIRE ORG/GRN WIRE RED WIRE RED/BLU WIRE RED/BRN WIRE RED/WHT WIRE RED/YEL WIRE RELAY ENERGIZED RELAY ENERGIZED FUSE 77 SEATS SYSTEM VIO WIRE VIO/BLK WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE

BLU WIRE BRN WIRE CENTER CONSOLE SWITCH CENTER COMPUTER DATA LINES SYSTEM DRIVER'S SEAT BACKREST HEATING ELEMENT (IN DRIVER SEAT BACK) DRIVER'S SEAT CUSHION HEATING (IN DRIVER SEAT CUSHION) DRIVERS SEAT MODULE (UNDER DRIVER SEAT) ELECTRONICS JUNCTION BOX FUSE 45 FUSE 46 GRN WIRE HEATING/ AIR CONDITIONING JUNCTION BOX (UNDER RIGHT SIDE OF DASH) NCA WIRE ORG/ WIRE ORG/GRN WIRE PASSENGER'S SEAT BACKREST HEATING ELEMENT (IN PASSENGER SEAT BACK) PASSENGER'S SEAT CUSHION HEATING (IN PASSENGER SEAT CUSHION) PASSENGER'S SEAT MODULE RED WIRE RED/BRN WIRE RED/YEL WIRE RELAY ENERGIZED RELAY ENERGIZED FUSE 77 SYSTEM (CENTER OF DASH, ABOVE RADIO) WHT WIRE WHT/BLU WIRE WHT/YEL WIRE YEL 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

BLK WIRE BLU WIRE BRN WIRE DRIVER'S SIDE OUTSIDE MIRROR DRIVER'S SWITCH CLUSTER ELECTRONICS JUNCTION BOX FOOTWELL MODULE (UNDER LEFT SIDE OF DASH) FUSE 9 GRN WIRE GRY WIRE GRY/RED WIRE HEATING HORIZONTAL HOT W/ TERMINAL 15 RELAY ENERGIZED NCA WIRE PASSENGER'S SIDE OUTSIDE MIRROR RED WIRE VERTICAL WHT WIRE YEL WIRE

BLK/BLU WIRE BLK/YEL WIRE BLU/GRN WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE BRN/BLU WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE DRIVER'S REAR SIDE POWER WINDOW MOTOR (LEFT REAR DOOR) DRIVER'S SIDE REAR POWER ELECTRONICS JUNCTION BOX EXCEPT CONVERTIBLE FUSE 41 FUSE 81 FUSE 84 FUSE 86 GRN WIRE GRY WIRE GRY/BLU WIRE HOT AT ALL TIMES JUNCTION BOX (UNDER RIGHT SIDE OF DASH) PASSENGER'S REAR SIDE POWER WINDOW MOTOR (RIGHT REAR DOOR) PASSENGER'S SIDE REAR POWER RED WIRE RED/GRN WIRE RED/VIO WIRE RED/YEL WIRE VIO WIRE WHT WIRE WHT/GRY WIRE WHT/YEL WIRE WINDOW SWITCH (SEDAN, WAGON) YEL WIRE

1 2 3 4 5 6 7 8 9 10 11 12 GROUND 1 2 3 4 GROUND CAN L CAN H BRN WIRE CENTER CONSOLE SWITCH CENTER ELECTRONICS JUNCTION BOX FUSE HEATING/AIR CONDITIONING SYSTEM (CENTER OF DASH, ABOVE RADIO) JUNCTION BOX (UNDER RIGHT SIDE OF DASH) NCA WIRE REAR WINDOW ROLLER SUN BLIND MOTOR (BEHIND REAR SEATS, CENTER OF REAR WINDOW) RED/YEL WIRE RELAY ENERGIZED WHT WIRE WHT/BLU WIRE WHT/YEL WIRE YEL WIRE

BLK WIRE BLK/BRN WIRE BLK/GRN WIRE BLU/BRN WIRE BLU/RED WIRE BRN WIRE BRN/BLK WIRE BRN/GRN WIRE COUPE CONVERTIBLE, SEDAN ELECTRONICS JUNCTION BOX FUSE FUSE 25 FUSE 48 FUSE 62 FUSE 7 SIDE OF DASH) GRN WIRE GRN/BLK WIRE GRN/WHT WIRE HEADLIGHT WASHER PUMP (BEHIND RIGHT FRONT WHEEL) HEADLIGHT WASHER RELAY HOT AT ALL TIMES HOT AT ALL TIMES REAR FUSE FUSE 101 HOLDER (RIGHT SIDE OF REAR COMPT) HOT W/ TERMINAL HOT W/ TERMINAL 15 RELAY ENERGIZED JUNCTION BOX (UNDER RIGHT INSTRUMENT CLUSTER CONTROL MODULE LEFT HEATED WASHER JET NCA WIRE ORG/GRN WIRE OUTSIDE TEMPERATURE SENSOR (FRONT CENTER OF BUMPER) RAIN/HEADLIGHT SENSOR (CENTER OF WINDSHIELD) RED WIRE RED/BRN WIRE RED/GRY WIRE RED/WHT WIRE RIGHT HEATED WASHER JET ROOF FUNCTION CONTROL CENTER W/O SUNROOF WASHER FLUID LEVEL SWITCH (BEHIND RIGHT FRONT WHEEL) WHT/BRN WIRE WIND- SHIELD WASHER PUMP (BEHIND RIGHT FRONT WHEEL) WIPER MOTOR (LEFT SIDE OF WINDSHIELD) WIPER RELAY 1 WIPER RELAY 2

BLK WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/RED WIRE BLK/VIO WIRE BLU/BRN WIRE BLU/RED WIRE BRN WIRE BRN/BLK WIRE BRN/GRN WIRE BRN/VIO WIRE ELECTRONICS JUNCTION BOX FUSE FUSE 1 FUSE 25 FUSE 48 FUSE 62 FUSE 7 GRN WIRE GRN/BLK WIRE GRN/WHT WIRE HEADLIGHT WASHER PUMP (BEHIND RIGHT FRONT WHEEL) HEADLIGHT WASHER RELAY HOT AT ALL TIMES HOT AT ALL TIMES REAR FUSE FUSE 101 HOLDER (RIGHT SIDE OF REAR COMPT) HOT W/ TERMINAL HOT W/ TERMINAL 15 RELAY ENERGIZED JUNCTION BOX (UNDER RIGHT SIDE OF DASH) INSTRUMENT CLUSTER CONTROL MODULE LEFT HEATED WASHER JET NCA WIRE ORG/GRN WIRE OUTSIDE TEMPERATURE SENSOR (FRONT CENTER OF BUMPER) RAIN/HEADLIGHT SENSOR (CENTER OF WINDSHIELD) REAR INTERMITTENT WIPE/WASH CONTROL MODULE REAR WIPER RELAY RED WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RIGHT HEATED WASHER JET ROOF FUNCTION CONTROL CENTER W/O SUNROOF WASHER FLUID LEVEL SWITCH (BEHIND RIGHT FRONT WHEEL) WHT/BRN WIRE WIND- SHIELD WASHER PUMP (BEHIND RIGHT FRONT WHEEL) WIPER MOTOR (LEFT SIDE OF WINDSHIELD) WIPER RELAY 1 WIPER RELAY 2