BMW 3 series F30/F31 (2011-2015) brn Wiring diagrams

1 2 ACTIVATION- ACTIVATION- ACTIVATION- ACTIVATION- ACTIVATION- SWF SIG HALL SNS HALL SNS SWF SIG- HALL SNS AERIAL DIVERSITY (CENTER REAR OF ROOF) BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/GRN WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/RED WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE CAN-H- CAN-L- CAR ACCESS SYSTEM (UNDER LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM CONVERTIBLE TOP MODULE (CTM) FUSE 106 FUSE 25 GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/RED WIRE HARDTOP DRIVE UNIT RELAY 1 (ON HARDTOP DRIVE UNIT) HARDTOP LOCK DRIVE UNIT HARDTOP OPERATING UNIT HOT AT ALL TIMES JUNCTION BOX (UNDER RIGHT SIDE OF DASH) LED ACT GRN- WIRE LED ACT RED- WIRE LEFT AUTOMATIC SOFT CLOSE DRIVE (LEFT SIDE OF RETRACTABLE HARDTOP STOWAGE COVER) LEFT COUPLING FASTENER CLOSED MICRO SWITCH (LEFT SIDE OF CONVERTIBLE TOP COMPT) NCA WIRE ORG/GRN WIRE REAR FUSE HOLDER (RIGHT SIDE OF REAR COMPT) REAR MODULE ALMOST CLOSED HALL SENSOR REAR MODULE OPEN HALL SENSOR RED WIRE RED/GRY WIRE RELAY ENERGIZED RETRACTABLE HARDTOP OUTPUTS RETRACTABLE HARDTOP INPUTS RIGHT COUPLING FASTENER CLOSED MICRO SWITCH RIGHT COUPLING FASTENER OPENED HALL SENSOR ROOF OPEN/ CLOSE SW SIG SWF SIG- SWF SIG- SWF SIG HALL SNS HALL SNS SIG HALL SNS SIG SWF SIG SWF SIG- SWF SIG- SWF SIG- SWF SIG- GND TOWING HITCH RELEASE DRIVE UNIT (REAR OF VEHICLE) WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE WHT/YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/GRY WIRE YEL/RED WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 ACTIVATION- ACTIVATION- ACTIVATION- ACTIVATION- ACTIVATION- ACTIVATION- TEM SIG - BLK WIRE BLK/BLU WIRE BLK/RED WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE CONVERTIBLE TOP MODULE (CTM) GRN WIRE GRN/WHT WIRE GRY WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/YEL WIRE HALL SNS SIG HALL SNS SIG HALL SNS SIG HALL SNS SIG HALL SNS SIG SW SIG SW SIG SW SIG HALL SNS SIG HALL SNS SIG SW SIG SW SIG SW SIG HALL SNS SPLY HALL SNS SPLY HALL SNS SPLY HALL SNS SPLY HALL SNS SPLY HARDTOP DRIVE UNIT HARDTOP DRIVE UNIT RELAY 2 (ON HARDTOP DRIVE UNIT) LEFT POSITIONED ROOF PACKAGE HALL EFFECT SENSOR (RETRACTABLE HARDTOP INPUTS) NCA WIRE REAR MODULE CLOSED HALL SENSOR REAR MODULE VALVE 2 RED WIRE RED/GRN WIRE RED/YEL WIRE RETRACTABLE HARDTOP OUTPUTS RETRACTABLE HARDTOP INPUTS RIGHT POSITIONED ROOF PACKAGE HALL EFFECT SENSOR ROOF PACKAGE DOWN HALL SENSOR ROOF PACKAGE UP HALL SENSOR ROOF SEGMENT PARTLY CLOSED HALL SENSOR ROOF SEGMENT PARTLY OPEN HALL SENSOR ROOF SEGMENTS VALVE VIO WIRE VIO/BRN WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRY WIRE WHT/YEL WIRE WINDSCREEN COWL PANEL LOCKED MICRO SWITCH WINDSCREEN COWL PANEL RELEASED MICRO SWITCH YEL WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/RED WIRE

BLK WIRE BLK/YEL WIRE BLU WIRE BLU/GRY WIRE BLU/YEL WIRE BRN WIRE DRIVER'S LUMBAR SUPPORT SWITCH DRIVER'S LUMBAR SUPPORT VALVE BLOCK (LEFT SIDE OF DRIVER SEAT BACK) DRIVER'S SEAT VACUUM PUMP (RIGHT SIDE OF DRIVER SEAT BACK) FUSE 20 BOX (UNDER RIGHT SIDE OF DASH) GRY WIRE GRY/BLK WIRE JUNCTION PASSENGER'S LUMBAR SUPPORT SWITCH PASSENGER'S LUMBAR SUPPORT VALVE BLOCK (RIGHT SIDE OF PASSENGER SEAT BACK) PASSENGER'S SEAT VACUUM PUMP (LEFT SIDE OF PASSENGER SEAT BACK) RED WIRE RED/BLK WIRE RELAY ENERGIZED SPORT SEATS CIRCUIT VIO WIRE

BLK WIRE BLK/BLU WIRE BLK/WHT WIRE BLU WIRE BRN WIRE BRN/YEL WIRE DRIVER'S LUMBAR SUPPORT VALVE BLOCK (LEFT SIDE OF DRIVER SEAT BACK) DRIVER'S SEAT LUMBAR SUPPORT SWITCH DRIVER'S SEAT PNEUMATIC PUMP DRIVER'S SIDE SEAT ADJUSTMENT SWITCH BLOCK FRONT PASSENGER'S SEAT PNEUMATIC PUMP FRONT POWER DISTRIBUTION BOX (RIGHT REAR OF ENGINE COMPT) FUSE 27 PASSENGER'S LUMBAR SUPPORT SWITCH PASSENGER'S SIDE SEAT ADJUSTMENT SWITCH BLOCK RED WIRE RELAY ENERGIZED W/ ELECTRIC SEAT ADJUSTMENT W/O ELECTRIC SEAT ADJUSTMENT YEL WIRE

BACKREST BRN WIRE FUSE 45 FWD/BWD GRN WIRE JUNCTION BOX (UNDER RIGHT SIDE OF DASH) NCA WIRE PASSENGER'S SEAT ADJUSTMENT SWITCH PASSENGER'S SEAT BACKREST ANGLE ADJUSTMENT MOTOR PASSENGER'S SEAT FORWARD/ BACKWARD ADJUSTMENT DRIVE UNIT (UNDER PASSENGER SEAT) RED WIRE RELAY ENERGIZED VIO WIRE WHT WIRE YEL WIRE

ANGLE BLK WIRE BLU WIRE BRN WIRE FRONT POWER DISTRIBUTION BOX FUSE 68 (RIGHT REAR OF ENGINE COMPT) FWD/BWD GRN WIRE HEIGHT BACKREST PASSENGER'S SEAT ANGLE ADJUSTMENT DRIVE (UNDER PASSENGER SEAT) PASSENGER'S SEAT FORWARD/ BACKWARD ADJUSTMENT DRIVE (UNDER PASSENGER SEAT) PASSENGER'S SIDE SEAT ADJUSTMENT SWITCH BLOCK RED WIRE RELAY ENERGIZED VIO WIRE WHT WIRE YEL WIRE

BLK WIRE BLU/BLK WIRE BRN WIRE DRIVER'S LUMBAR SUPPORT SWITCH DRIVER'S SEAT BACKREST WIDTH ADJUSTMENT SWITCH DRIVER'S SEAT VACUUM PUMP FUSE 20 GRY WIRE GRY/BLK WIRE GRY/GRN WIRE JUNCTION BOX (UNDER RIGHT SIDE OF DASH) PASSENGER'S LUMBAR SUPPORT SWITCH PASSENGER'S SEAT BACKREST WIDTH ADJUSTMENT SWITCH PASSENGER'S SEAT VACUUM PUMP (LEFT SIDE OF PASSENGER SEAT BACK) RED WIRE RED/BLK WIRE RELAY ENERGIZED

BLK WIRE BLK/BLU WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DRIVER LUMBAR SUPPORT VALVE BLOCK (LEFT SIDE OF DRIVER SEAT BACK) DRIVER'S SEAT BACKREST WIDTH ADJUSTMENT SWITCH DRIVER'S SEAT PNEUMATIC PUMP DRIVER'S SIDE SEAT ADJUSTMENT SWITCH BLOCK DRIVERS SEAT MODULE (UNDER DRIVER SEAT) FRONT PASSENGER'S LUMBAR SUPPORT VALVE BLOCK (RIGHT SIDE OF PASSENGER SEAT BACK) FRONT PASSENGER'S SEAT BACKREST WIDTH ADJUSTMENT SWITCH FRONT PASSENGER'S SEAT PNEUMATIC PUMP FRONT PASSENGER'S SIDE SEAT ADJUSTMENT SWITCH BLOCK FRONT POWER DISTRIBUTION BOX (RIGHT REAR OF ENGINE COMPT) FUSE 27 FUSE 68 GRN WIRE ORG/GRN WIRE RED WIRE RED/BLU WIRE RED/YEL WIRE RELAY ENERGIZED WHT WIRE YEL WIRE YEL/BLU WIRE YEL/WHT WIRE

BRN WIRE COMPUTER DATA LINES SYSTEM FUSE 25 FUSE 62 FUSE 7 GRN WIRE GRN/WHT WIRE GRY/BLK WIRE GRY/WHT WIRE HOT AT ALL TIMES HOT W/ TERMINAL 15 RELAY ENERGIZED JUNCTION BOX (UNDER RIGHT SIDE OF DASH) ORG/GRN WIRE POWER DISTRIBUTION SYSTEM RED/GRY WIRE RED/WHT WIRE RELAY ENERGIZED ROOF FUNCTION CONTROL CENTER SLIDE/TILT SUNROOF DRIVE UNIT (ROOF CONSOLE) YEL/GRN WIRE YEL/WHT WIRE

BLU WIRE BRN WIRE BRN/BLK WIRE COMPUTER DATA LINES SYSTEM FRONT POWER FUSE 20 FUSE 62 FUSE DISTRIBUTION BOX (RIGHT REAR OF ENGINE COMPT) GRN WIRE HIGH VARIANT ROOF FUNCTIONS MODULE HOT AT ALL TIMES HOT W/ RED/BLU WIRE RED/BRN WIRE RED/WHT WIRE RELAY ENERGIZED SLIDE/TILT SUNROOF DRIVE UNIT (ROOF CONSOLE) YEL/BLU WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/RED WIRE YEL/WHT WIRE