BMW 3 series F30/F31 facelift (2015-2020) computer data lines system Wiring diagrams

BLK/GRN WIRE BLU/RED WIRE BOOT LID/TAILGATE LOCK (W/ AUTOMATIC SOFT CLOSE DRIVE) BRN WIRE BRN/BLK WIRE BRN/GRN WIRE BRN/VIO WIRE COMPUTER DATA LINES SYSTEM DOOR LOCKS SYSTEM FRONT POWER DISTRIBUTION BOX FUSE 153 FUSE 28 FUSE 53 FUSE 57 GLOVE COMPARTMENT LIGHT GLOVE COMPARTMENT LIGHT SWITCH GRY WIRE GRY/BLK WIRE GRY/RED WIRE GRY/VIO WIRE GRY/YEL WIRE HOT AT ALL TIMES INSTRUMENT ILLUMINATION CIRCUIT INTERIOR INTERIOR LIGHT) INTERIOR LIGHTING LEFT LEFT FRONT VANITY MIRROR LIGHT LEFT FRONT VANITY MIRROR SWITCH LIGHT LOCATOR LIGHTING LIGHTING BUTTON LUGGAGE COMPARTMENT LIGHT READING READING LIGHT REAR ELECTRONIC MODULE (RIGHT REAR OF LUGGAGE COMPT) REAR FUSE HOLDER REAR INTERIOR LIGHT (W/ HIGH LIGHTS PACKAGE) REAR INTERIOR LIGHT (W/ LOW LIGHTS PACKAGE) RED WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RELAY ENERGIZED RIGHT FRONT VANITY MIRROR LIGHT RIGHT FRONT VANITY MIRROR SWITCH RIGHT READING RIGHT READING LIGHT LOCATOR LIGHTING BUTTON RIGHT SDIE ROOF FUNCTION CENTER (W/ HIGH LIGHTS PACKAGE) ROOF FUNCTION CENTER (W/ LOW LIGHTS PACKAGE) W/ HIGH LIGHTS PACKAGE W/ INTERIOR LIGHTS PACKAGE W/ LOW LIGHTS PACKAGE W/O INTERIOR LIGHTS PACKAGE WHT/BLU WIRE WHT/RED WIRE YEL WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/RED WIRE

BLU WIRE BLU/RED WIRE BRN WIRE BRN/BLK WIRE COMPUTER DATA LINES SYSTEM DRIVER'S DOOR ENTRANCE LIGHT DRIVER'S DOOR GROUND LIGHT DRIVER'S ELECTRONIC OUTER DOOR HANDLE MODULE DRIVER'S SIDE REAR COURTESY LIGHTING DRIVER'S SIDE REAR ENTRY LIGHT FRONT ELECTRONIC MODULE GRN WIRE GRY WIRE GRY/RED WIRE GRY/VIO WIRE GRY/YEL WIRE INSTRUMENT ILLUMINATION CIRCUIT INTERIOR LIGHT) LEFT FOOTWELL) LEFT FRONT FOOTWELL LIGHT ORG/GRN WIRE PASSENGER'S DOOR ENTRANCE LIGHT PASSENGER'S DOOR GROUND LIGHT PASSENGER'S ELECTRONIC OUTER DOOR HANDLE MODULE PASSENGER'S SIDE REAR COURTESY LIGHTING PASSENGER'S SIDE REAR ENTRY LIGHT REAR INTERIOR LIGHT RED WIRE RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RIGHT END OF DASH) RIGHT FRONT FOOTWELL LIGHT ROOF FUNCTION CENTER (W/O INTERIOR LIGHTS PACKAGE) VIO WIRE W/ COMFORT ACCESS W/O COMFORT ACCESS WHT WIRE WHT/BLU WIRE WHT/RED WIRE

AUX BRK BLK/BLU WIRE BLK/GRY WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/RED WIRE BLU/WHT WIRE BRAKE LIGHT BRK LT BRK LT SW SIG BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRY WIRE CAN-BUS COMPUTER DATA LINES SYSTEM DIRECTION FLASHING IND LP FRONT ELECTRONIC MODULE (RIGHT END OF DASH) FRONT POWER DISTRIBUTION BOX FUSE 10 FUSE 57 GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/YEL WIRE GRY/BRN WIRE GRY/RED WIRE GRY/VIO WIRE GRY/YEL WIRE GT, SEDAN SPORTS WAGON HOT AT ALL TIMES HOT W/ BI-STABLE RELAY ENERGIZED HZD WARN LT SW INTERFERENCE SUPPRESSOR FILTER 2 LED ACT LEFT LICENSE PLATE LIGHT LEFT TAIL LT LH DYNAMIC BRK LH TURN LT LICENSE PLATE LT LIGHT SWITCH UNIT LIN BUS SIG ORG/GRN WIRE PWR SPLY REAR ELECTRONIC MODULE RED/BLU WIRE RH DYNAMIC BRK RH TAIL LT RH TURN LT RIGHT LICENSE PLATE LIGHT RIGHT OUTER TAILLIGHT ST STP BUTTON STEERING COLUMN SWITCH CLUSTER TAIL LT TAIL- LIGHT TERM 30 WHT WIRE WHT/RED WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/BRN WIRE YEL/RED WIRE YEL/VIO WIRE

AUX BRK BLK/BLU WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/RED WIRE BLU/WHT WIRE BRAKE LIGHT BRK LT BRK LT SW SIG BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRY WIRE CAN-BUS COMPUTER DATA LINES SYSTEM DIRECTION FLASHING IND LP FRONT ELECTRONIC MODULE (RIGHT END OF DASH) FRONT POWER DISTRIBUTION BOX FUSE 10 FUSE 11 FUSE 57 GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/YEL WIRE GRY WIRE GRY/BRN WIRE GRY/RED WIRE GRY/VIO WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT W/ BI-STABLE RELAY ENERGIZED HZD WARN LT SW INTERFERENCE SUPPRESSOR FILTER 2 LED ACT LEFT LICENSE PLATE LIGHT LEFT TAIL LT LH DYNAMIC BRK LH TURN LT LICENSE PLATE LT LIGHT SWITCH UNIT LIN BUS SIG ORG/GRN WIRE POWER SPLY PWR SPLY REAR ELECTRONIC MODULE RED/BLU WIRE RED/WHT WIRE RH DYNAMIC BRK RH TAIL LT RH TURN LT RIGHT LICENSE PLATE LIGHT RIGHT OUTER TAILLIGHT SIDE LTS ACT ST STP BUTTON STEERING COLUMN SWITCH CLUSTER TAIL LT TAIL- LIGHT TERM 30 WHT WIRE WHT/RED WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/BRN WIRE YEL/RED (OR RED) WIRE YEL/RED WIRE YEL/VIO WIRE

BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DRIVER SEAT MODULE DRIVER'S SEAT BACKREST HEATING DRIVER'S SEAT SURFACE HEATING FRONT POWER DISTRIBUTION BOX FUSE 67 GRN WIRE GRN/VIO WIRE GRY WIRE HEATING/AIR CONDITIONING SYSTEM HOT W/ K-CAN 2 HIGH K-CAN 2 LOW LEFT FOOTWELL) ORG/GRN WIRE RED WIRE RED/BRN WIRE RELAY ENERGIZED VIO WIRE

BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DRIVER'S SEAT BACKREST HEATING DRIVER'S SEAT HEATING ELECTRONICS DRIVER'S SEAT SURFACE HEATING FRONT PASSENGER'S SEAT BACKREST HEATING FRONT PASSENGER'S SEAT HEATING ELECTRONICS FRONT PASSENGER'S SEAT SURFACE HEATING FRONT POWER DISTRIBUTION BOX FUSE 64 FUSE 65 GRN WIRE GRN/VIO WIRE GRY WIRE HEATING/AIR CONDITIONING SYSTEM HOT W/ K-CAN 2 HIGH K-CAN 2 LOW LEFT FOOTWELL) ORG/GRN WIRE RED WIRE RED/BLU WIRE RELAY ENERGIZED VIO WIRE WHT/BRN WIRE

BLK/YEL WIRE BRN WIRE BRN/BLK WIRE CENTRAL LOCKING BUTTON OPERATING UNIT HAZARD WARNING SWITCH COMPUTER DATA LINES SYSTEM DRIVER'S DOOR PANEL LIGHTING DRIVER'S SIDE REAR POWER WINDOW SWITCH DVD CHANGER FRONT CENTER VENTILATION GRILLE FRONT ELECTRONIC MODULE FUSE 10 GRN WIRE GRY WIRE GRY/RED WIRE GRY/VIO WIRE HEAD UNIT HEATING/AIR CONDITIONING SYSTEM HOT W/ TERMINAL IHKA CONTROLS TRIM LIGHTING INTERIOR LIGHT) LEFT FOOTWELL) LEFT LIGHTING B-PILLAR LEFT REAR INTERIOR LIGHT LIGHT SWITCH UNIT LIGHTING CENTER OF DASHBOARD ORG/GRN WIRE PASSENGER'S DOOR POWER WINDOW SWITCH PASSENGER'S DOOR TRIM PANEL LIGHTING PASSENGER'S SIDE REAR POWER WINDOW SWITCH REAR DRIVER'S SIDE DOOR PANEL LIGHTING REAR PASSENGER'S SIDE DOOR PANEL LIGHTING RED WIRE RED/GRY WIRE RIGHT END OF DASH) RIGHT LIGHTING B-PILLAR RIGHT READING LIGHT LOCATOR LIGHTING BUTTON RIGHT REAR INTERIOR LIGHT W/ DVD CHANGER W/ HIGH LIGHTS PACKAGE W/ LOW LIGHTS PACKAGE W/O DVD CHANGER WHT/BLU WIRE WHT/RED WIRE YEL/RED WIRE

BRN WIRE BRN/BLK WIRE COMPUTER DATA LINES SYSTEM FRONT POWER DISTRIBUTION BOX FUSE 141 FUSE 164 FUSE 26 GRN/VIO WIRE GRY WIRE HOT W/ LEFT FOOTWELL) LEFT REAR SEAT HEATING SWITCH REAR DRIVER'S SIDE SEAT BACKREST HEATING REAR DRIVER'S SIDE SEAT CUSHION HEATING REAR DRIVER'S SIDE SEAT HEATING MODULE REAR FUSE HOLDER REAR PASSENGER'S SIDE SEAT BACKREST HEATING REAR PASSENGER'S SIDE SEAT CUSHION HEATING REAR PASSENGER'S SIDE SEAT HEATING MODULE RED/BRN WIRE RED/YEL WIRE RELAY ENERGIZED RIGHT REAR SEAT HEATING SWITCH WHT/BRN WIRE

BLK WIRE BLK/BLU WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DRIVER LUMBAR SUPPORT VALVE BLOCK DRIVER SEAT MODULE DRIVER'S SEAT BACKREST WIDTH ADJUSTMENT SWITCH DRIVER'S SEAT BACKREST WIDTH ADJUSTMENT VALVE BLOCK DRIVER'S SEAT PNEUMATIC PUMP DRIVER'S SIDE SEAT ADJUSTMENT SWITCH BLOCK FRONT PASSENGER LUMBAR SUPPORT VALVE BLOCK FRONT PASSENGER SEAT BACKREST WIDTH ADJUSTMENT VALVE BLOCK FRONT PASSENGER SEAT PNEUMATIC PUMP FRONT PASSENGER SIDE SEAT ADJUSTMENT SWITCH BLOCK FRONT PASSENGER'S SEAT BACKREST WIDTH ADJUSTMENT SWITCH FRONT POWER DISTRIBUTION BOX FUSE 27 FUSE 68 GRN WIRE HOT W/ LEFT FOOTWELL) ORG/GRN WIRE POWER DISTRIBUTION SYSTEM RED WIRE RED/BLU WIRE RED/YEL WIRE RELAY ENERGIZED WHT WIRE YEL WIRE YEL/BLU WIRE YEL/WHT WIRE

ACTIVATION, FLASHING INDICATOR LAMP ACTIVATION, REVERSING LIGHT ELECTRONIC DRIVE ACTIVE BODYWORKS SYSTEM BLK/GRN WIRE BLK/GRY WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRAKE LIGHT SIG BRN WIRE COMPUTER DATA LINES SYSTEM DRIVE FOR FULLY AUTOMATIC TOWING HITCH EXTERIOR LAMPS CIRCUIT FLASHING INDICATOR LAMP SIG FUSE 113 FUSE 114 FUSE 139 FUSE 140 GRN WIRE GRY/BLK WIRE GRY/RED WIRE GRY/WHT WIRE HALL SENSOR SIG HOT W/ BI-STABLE RELAY ENERGIZED HOT W/ TERMINAL K-CAN BUS SIGNAL LED LEFT TURN SIG LIGHT PARKING, SIDE LIGHTS SIG REAR ELECTRONIC MODULE (RIGHT REAR OF LUGGAGE COMPT) REAR FOG LIGHT REAR FUSE HOLDER RED/BLK WIRE RED/BLU WIRE RED/VIO WIRE RED/YEL WIRE REVERSING LIGHT RIGHT TURN SIG LIGHT SWITCH SIG TRAILER MODULE TRAILER SOCKET TRAILER SOCKET (13-PIN) W/ TRAILER MODULE W/O TRAILER MODULE WHT WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/RED WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/RED WIRE