BMW X3 F25 (2010-2014) junction box electronics Wiring diagrams

3.0L 3.0L TWIN TURBO BLK WIRE BLK/BLU WIRE BLK/WHT WIRE BLU/RED WIRE BRN WIRE CAN BUS SIG CAN BUS SIG CAN BUS SIG CAN BUS SIG COMPUTER DATA LINES SYSTEM ELECTRONIC TRANSMISSION CONTROL FUSE 63 FUSE 64 GEAR SELECTOR SWITCH (CENTER CONSOLE) GRN WIRE GRN/RED WIRE JUNCTION BOX (RIGHT SIDE OF DASH) JUNCTION BOX ELECTRONICS LEFT SHIFT PADDLE PNK WIRE PWR SUPPLY GND RED WIRE RED/GRN WIRE RELAY ENERGIZED RIGHT SHIFT PADDLE STEERING COLUMN SWITCH CLUSTER WAKE UP SIG SHIFT PADDLE WHT WIRE WHT/BLU WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE

45 43 44 IND LP BRK LT IND LP 5 17 3 25 18 20 GND LIN BUS SIG HIGH BEAM SW GND WARN LT SW SIG LED ACTIVATION 9 40 BRK LT DOOR CONTACT SIG BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/ORG WIRE BRN/VIO WIRE BRN/YEL WIRE DIRECTION IND FOOTWELL MODULE FUSE 17 FUSE 18 (RIGHT SIDE OF DASH) GRN/BLK WIRE GRY/BRN WIRE GRY/VIO WIRE GRY/YEL WIRE HAZARD WARNING LIGHTS SWITCH/ CENTRAL LOCKING BUTTON OPERATING UNIT HOT W/ BISTABLE RELAY ENERGIZED HOT W/ BISTABLE RELAY ENERGIZED JUNCTION BOX (RIGHT SIDE FUSE 13 OF DASH) JUNCTION BOX JUNCTION BOX ELECTRONICS LEFT HEADLIGHT HEADLIGHT DRIVER MODULE LICENSE PLATE LT RR FOG LT TAIL LT BRK LT SW SIG GND LIGHT LIGHT SWITCH UNIT RED WIRE RED/BLU WIRE RED/YEL WIRE RIGHT HEADLIGHT HEADLIGHT DRIVER MODULE SERIAL SIG SIDE LIGHTS/ DRL LIGHT SIDE MARKER STEERING COLUMN SWITCH CLUSTER WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/RED WIRE YEL/VIO WIRE

1 2 3 4 5 6 7 8 GND 1 2 3 4 DR SEAT CUSHION 1 2 3 4 PASS SEAT CUSHION 1 2 3 DR SEAT BACKREST 1 2 3 PASS SEAT BACKREST 4 1 2 3 VOLT SPLY GND BUS SIG BUS SIG 7 8 CAN BUS H CAN BUS L BRN WIRE BRN/RED WIRE BUS SIG GND CENTRAL GATEWAY MODULE (LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM DR SEAT BACKREST DR SEAT BACKREST DR SEAT BACKREST DR SEAT CUSHION SIG TEMP SENS DR SEAT CUSHION DRIVER'S SEAT BACKREST HEATING DRIVER'S SEAT CUSHION HEATING DRIVER'S SEAT HEATING MODULE DRIVER'S SEAT MODULE FUSE GRN WIRE GRN/VIO WIRE GRY WIRE HEATING/AIR CONDITIONING SYSTEM HOT W/ BISTABLE RELAY ENERGIZED JUNCTION BOX (RIGHT SIDE OF DASH) JUNCTION BOX ELECTRONICS K-LIN-6 ORG/GRN WIRE PASS SEAT BACKREST PASSENGER'S SEAT BACKREST HEATING PASSENGER'S SEAT CUSHION HEATING PASSENGER'S SEAT HEATING MODULE PWR SPLY BUS SIG BUS SIG PWR SPLY GND REAR FUSE HOLDERS (REAR COMPT FUSE FLOOR BOARD) RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/GRY WIRE RELAY ENERGIZED SIG TEMP SENS DR SEAT CUSHION SIG TEMP SENS PASS SEAT CUSHION YEL WIRE YEL/BRN WIRE YEL/RED WIRE

ADJUSTMENT DRIVE BLU/BLK WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/VIO WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DRIVER EXTERIOR MIRROR DRIVER'S DOOR SWITCH BLOCK FOOTWELL MODULE FUSE 32 GRN WIRE GRN/YEL WIRE HOT W/ TERMINAL JUNCTION BOX (RIGHT SIDE OF DASH) JUNCTION BOX ELECTRONICS MIRROR HEATING MIRROR HEATING FRONT PASSENGER EXTERIOR MIRROR NCA WIRE RED/GRY WIRE WHT/BLK WIRE WHT/BRN WIRE WHT/GRN WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/RED WIRE

BLU/GRN WIRE BLU/WHT WIRE BRN WIRE BRN/ORG WIRE BRN/VIO WIRE COMPUTER DATA LINES SYSTEM FUSE 62 HIGH RANGE HORN HORN BUTTON HORN RELAY HOT AT ALL TIMES FUSE BOX FUSE 504 (RIGHT REAR COMPT FLOOR BOARD) JUNCTION BOX (RIGHT SIDE OF DASH) JUNCTION BOX ELECTRONICS LOW RANGE HORN RED WIRE RED/BRN WIRE RELAY STEERING COLUMN SWITCH CLUSTER TERMINAL

ANTI-THEFT ALARM SYSTEM BASIC VARIANT ROOF FUNCTIONS MODULE BRN WIRE BRN/BLK WIRE COMPUTER DATA LINES SYSTEM ELECTROCHROMIC INTERIOR REARVIEW MIRROR FUSE 48 GRN WIRE GRN/BRN WIRE GRY WIRE GRY/BLK WIRE GRY/VIO WIRE HEAD UNIT HIGH BEAM ASSISTANT SENSOR, CONTROL HIGH VARIANT ROOF FUNCTIONS MODULE HOT W/ JUNCTION BOX (RIGHT SIDE OF DASH) JUNCTION BOX ELECTRONICS LIN BUS SIG NCA WIRE ORG/GRN WIRE RELAY ENERGIZED TER 15 SPLY VIO WIRE W/ HIGH VARIANT ROOF FUNCTIONS MODULE W/ BASIC VARIANT ROOF FUNCTIONS MODULE WHT WIRE YEL WIRE

ADJUSTMENT DRIVE BLK WIRE BLU WIRE BRN WIRE CAMERA COMPUTER DATA LINES SYSTEM DRIVER'S DOOR SWITCH BLOCK DRIVER'S EXTERIOR MIRROR FOOTWELL MODULE LIN BUS SIG FRONT PASSENGER'S EXTERIOR MIRROR FUSE 32 GRN WIRE GRN/YEL WIRE HEATING JUNCTION BOX ELECTRONICS K-CAN BUS HIGH K-CAN BUS LOW NAVIGATION SYSTEM NCA WIRE ORG/ WIRE RED/GRY WIRE RELAY ENERGIZED VIO WIRE WHT WIRE WHT/BRN WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/RED WIRE

BLU WIRE BLU/YEL WIRE BRN WIRE COMPUTER DATA LINES SYSTEM FUSE 203 FUSE BOX (RIGHT REAR COMPT FLOOR BOARD) GRN WIRE HEATING/AIR CONDITIONING SYSTEM HOT AT ALL TIMES FUSE 509 JUNCTION BOX (RIGHT SIDE OF DASH) JUNCTION BOX ELECTRONICS NCA WIRE ORG/GRN WIRE REAR FUSE HOLDER (REAR COMPT FLOOR BOARD) REAR WINDOW DEFOGGER REAR WINDOW DEFOGGER RELAY REAR WINDOW HEATED WAVE TRAP 2 (BOTTOM LEFT OF REAR COMPT) RED WIRE RED/BLU WIRE YEL WIRE

AUC SENSOR BLK/WHT WIRE BLK/YEL WIRE BRN WIRE BRN/BLK WIRE COMPUTER DATA LINES SYSTEM FUSE FUSE 187 HOLDER (REAR COMPT FLOOR BOARD) FUSE 188 JUNCTION BOX (RIGHT SIDE OF DASH) JUNCTION BOX ELECTRONICS LEFT REAR SEAT HEATING REAR DRIVER'S SIDE SEAT BACKREST HEATING REAR DRIVER'S SIDE SEAT CUSHION HEATING REAR DRIVER'S SIDE SEAT HEATING MODULE REAR FUSE REAR PASSENGER'S SIDE SEAT BACKREST HEATING REAR PASSENGER'S SIDE SEAT CUSHION HEATING REAR PASSENGER'S SIDE SEAT HEATING MODULE RED/BLU WIRE RED/BRN WIRE RED/YEL WIRE RELAY ENERGIZED RIGHT REAR SEAT HEATING SWITCH YEL WIRE YEL/BRN WIRE YEL/RED WIRE

1 2 3 4 5 6 7 8 9 10 PWR SPLY TERM 30 GND ACOUSTIC SENSOR AUTOMATIC LUGGAGE COMPARTMENT LID ACTUATION AUTOMATIC LUGGAGE COMPARTMENT LID ACTUATION (RIGHT REAR OF LUGGAGE COMPT) BLK WIRE BLU WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/YEL WIRE BONNET CONTACT SWITCH (LEFT FRONT OF ENGINE COMPT) BOOT LID AUTOMATIC SOFT-CLOSE DRIVE BOOT LID/ TAILGATE LOCK (TAILGATE LOCK: TAILGATE BOOT LID/ TAILGATE LOCK (TAILGATE LOCK: TAILGATE LATCH) BRN WIRE BRN/BLK WIRE BRN/GRN WIRE CAR ACCESS SYSTEM (LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM EARLY PRODUCTION 3 4 LATE PRODUCTION EXTERIOR BOOT LID BUTTON FUEL FILLER FLAP CENTRAL LOCKING DRIVE (FUEL FILLER FLAP DOOR) FUSE 137 FUSE 153 FUSE 155 FUSE 200 GND K-CAN BUS SIG K-CAN BUS SIG SW SIG GRN WIRE GRN/BRN WIRE GRY WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/WHT WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT W/ INTERIOR LIGHTS INTERIOR REAR LID BUTTON JUNCTION BOX (RIGHT SIDE OF DASH) JUNCTION BOX ELECTRONICS LATCH) LEFT REAR LID LIFT DRIVE NCA WIRE NOISE SUPPRESSOR FILTER ORG/GRN WIRE REAR LID BUTTON ON INSIDE OF REAR LID RED WIRE RED/BLU WIRE RED/YEL WIRE RELAY ENERGIZED RELAY ENERGIZED REAR FUSE HOLDER FUSE 141 (REAR COMPT FLOOR BOARD) RIGHT REAR LID LIFT DRIVE SHIELDING SYSTEM VIO/GRN WIRE W/ AUTOMATIC SOFT CLOSE SYSTEM W/O AUTOMATIC SOFT CLOSE SYSTEM WHT WIRE WHT/BRN WIRE YEL WIRE YEL/BRN WIRE YEL/RED WIRE