BMW 3 series F30/F31 (2011-2015) computer data lines system Wiring diagrams

AUX-IN CONNECTION BLK WIRE BLU WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE BRN/WHT WIRE BRN/YEL WIRE CAR INFORMATION COMPUTER CIC CD CHANGER (LEFT SIDE OF REAR COMPT) CENTRAL INFORMATION DISPLAY COMPUTER DATA LINES SYSTEM DIGITAL TUNER ANTENNA DIGITAL TUNER ANTENNA 2 ELECTRONICS JUNCTION BOX FUSE GRN WIRE GRY/RED WIRE HOT AT ALL TIMES HOT W/ TERMINAL HOT W/ TERMINAL JUNCTION BOX (UNDER RIGHT SIDE OF DASH) LEFT IN-BUMPER TV ANTENNA LEFT MICROPHONE MOST-BUS CONNECTOR NCA WIRE OBDII SOCKET (UNDER LEFT SIDE OF DASH) ORG/ WIRE ORG/GRN WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RIGHT IN-BUMPER TV ANTENNA ROOF ANTENNA USB PORT VIDEO MODULE (LEFT SIDE OF REAR COMPT) W/ AUTOMATIC ENGINE START-STOP FUNCTION W/O AUTOMATIC ENGINE START-STOP FUNCTION WHT WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/RED WIRE YEL WIRE YEL/BRN WIRE YEL/RED WIRE

1 2 (PIN 3-6 NOT USED) 7 8 (PIN 9-12 NOT USED) ANTENNA DIVERSITY (CENTER REAR OF ROOF) AUX-IN CONNECTION AV SOCKET BLK WIRE BLK/BLU WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/WHT WIRE BRN WIRE BRN/WHT WIRE BRN/YEL WIRE CD CHANGER (LEFT SIDE OF REAR COMPT) COMPUTER DATA LINES SYSTEM CONVERTIBLE TOP MODULE FM ANTENNA 1 FM ANTENNA 3 FM FM ANTENNA 2 ANTENNA 4 FUSE 14 FUSE 18 FUSE 19 GRN WIRE GRY WIRE GRY/RED WIRE HOT AT ALL TIMES HOT W/ TERMINAL JUNCTION BOX (UNDER RIGHT SIDE OF DASH) LEFT FRONT MID-RANGE SPEAKER LEFT REAR MID-RANGE SPEAKER LEFT SIDE SECTION ANTENNA AMPLIFIER LEFT SUB- WOOFER MOST-BUS CONNECTOR NCA WIRE ORG/GRN WIRE RADIO REAR WINDOW ANTENNA AMPLIFIER REAR-WINDOW AERIAL RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RELAY ENERGIZED RIGHT FRONT MID-RANGE SPEAKER RIGHT REAR MID-RANGE SPEAKER RIGHT SIDE SECTION ANTENNA AMPLIFIER RIGHT SUB- WOOFER ROOF ANTENNA SAT SATELLITE RECEIVER (LEFT SIDE OF REAR COMPT) 2 1 4 3 SDARS ANTENNA TELEPHONE RETROFIT PACKAGES CONNECTOR TELEPHONE TRANSCEIVER (CENTER OF REAR COMPT) W/ ANTENNA DIVERSITY W/ AUTOMATIC ENGINE START-STOP FUNCTION W/O AUTOMATIC ENGINE START-STOP FUNCTION W/O ANTENNA DIVERSITY WHT WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/RED WIRE YEL/BRN WIRE YEL/RED WIRE

BLK/YEL WIRE BLU/GRN WIRE BLU/RED WIRE COMPUTER DATA LINES SYSTEM DRIVER'S REAR SIDE POWER WINDOW MOTOR (CONVERTIBLE) (LEFT REAR DOOR) ELECTRONICS JUNCTION BOX FUSE 41 FUSE 81 FUSE 84 FUSE 86 GRN WIRE GRY/BLU WIRE HOT AT ALL TIMES JUNCTION BOX (UNDER RIGHT SIDE OF DASH) ORG/GRN WIRE PASSENGER'S REAR SIDE POWER WINDOW MOTOR (CONVERTIBLE) (RIGHT REAR DOOR) RED WIRE RED/GRN WIRE RED/VIO WIRE RED/YEL WIRE VIO WIRE WHT/YEL WIRE YEL WIRE

BLK WIRE BLK/GRN WIRE BLK/VIO WIRE BLU WIRE BLU/GRY WIRE BLU/VIO WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/ORG WIRE BRN/RED WIRE BRN/VIO WIRE CAR ACCESS SYSTEM (UNDER LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM DRIVER'S WINDOW MOTOR (LEFT FRONT DOOR) FOOTWELL MODULE (UNDER LEFT SIDE OF DASH) GRN WIRE GRN/YEL WIRE GROUND TERMINAL 30 SIGNAL SIGNAL GROUND TRANSDUCER 2 TRANSDUCER 2 TRANSDUCER 1 GRY WIRE GRY/BLU WIRE HOT W/ ORG/ WIRE ORG/GRN WIRE PASSENGER'S DOOR POWER WINDOW SWITCH PASSENGER'S WINDOW MOTOR (RIGHT FRONT DOOR) RED WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/YEL WIRE RELAY ENERGIZED JUNCTION BOX FUSE (UNDER RIGHT SIDE OF DASH) TERMINAL 30 SIG LIN BUS K-BUS SIGNAL K-BUS SIGNAL GROUND 23 45 46 47 TRANSDUCER 1 TRANSDUCER GND TRANSDUCER GND VIO WIRE WHT WIRE WHT/BLU WIRE WHT/BRN WIRE

BLK/YEL WIRE BLU/GRN WIRE BLU/RED WIRE COMPUTER DATA LINES SYSTEM DRIVER'S REAR SIDE POWER WINDOW MOTOR (CONVERTIBLE) (LEFT REAR DOOR) ELECTRONICS JUNCTION BOX FUSE 41 FUSE 81 FUSE 84 FUSE 86 GRN WIRE GRY/BLU WIRE HOT AT ALL TIMES JUNCTION BOX (UNDER RIGHT SIDE OF DASH) ORG/GRN WIRE PASSENGER'S REAR SIDE POWER WINDOW MOTOR (CONVERTIBLE) (RIGHT REAR DOOR) RED WIRE RED/GRN WIRE RED/VIO WIRE RED/YEL WIRE VIO WIRE WHT/YEL WIRE YEL WIRE

BLK WIRE BLK/GRN WIRE BLK/VIO WIRE BLU WIRE BLU/GRY WIRE BLU/VIO WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/ORG WIRE BRN/RED WIRE BRN/VIO WIRE CAR ACCESS SYSTEM (UNDER LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM DRIVER'S WINDOW MOTOR (LEFT FRONT DOOR) FOOTWELL MODULE (UNDER LEFT SIDE OF DASH) GRN WIRE GRN/YEL WIRE GROUND TERMINAL 30 SIGNAL SIGNAL GROUND TRANSDUCER 2 TRANSDUCER 2 TRANSDUCER 1 GRY WIRE GRY/BLU WIRE HOT W/ ORG/ WIRE ORG/GRN WIRE PASSENGER'S DOOR POWER WINDOW SWITCH PASSENGER'S WINDOW MOTOR (RIGHT FRONT DOOR) RED WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/YEL WIRE RELAY ENERGIZED JUNCTION BOX FUSE (UNDER RIGHT SIDE OF DASH) TERMINAL 30 SIG LIN BUS K-BUS SIGNAL K-BUS SIGNAL GROUND 23 45 46 47 TRANSDUCER 1 TRANSDUCER GND TRANSDUCER GND VIO WIRE WHT WIRE WHT/BLU WIRE WHT/BRN WIRE

BLK/BLU WIRE BLK/GRN WIRE BLU WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DRIVER POWER WINDOW DRIVE DRIVER'S DOOR SWITCH BLOCK DRIVER'S SIDE REAR POWER WINDOW DRIVE DRIVER'S SIDE REAR POWER WINDOW SWITCH FRONT ELECTRONIC MODULE (RIGHT END OF DASH) FRONT POWER DISTRIBUTION BOX (RIGHT REAR OF ENGINE COMPT) FUSE 22 FUSE 6 FUSE 4 FUSE 83 FUSE 84 GRN WIRE GRY WIRE GRY/BLU WIRE GRY/RED WIRE HOT AT ALL TIMES PASSENGER POWER WINDOW DRIVE PASSENGER'S DOOR POWER WINDOW SWITCH PASSENGER'S SIDE REAR POWER WINDOW DRIVE PASSENGER'S SIDE REAR POWER WINDOW SWITCH POWER DISTRIBUTION SYSTEM REAR ELECTRONIC MODULE (RIGHT REAR OF LUGGAGE COMPT) RED/GRY WIRE RELAY ENERGIZED WHT/BRN WIRE WHT/GRN WIRE WHT/YEL WIRE YEL/GRN WIRE

BLK WIRE BLU/YEL WIRE BRN WIRE COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM 4 11 DRIVER'S DOOR SWITCH BLOCK FRONT ELECTRONIC MODULE (RIGHT END OF DASH) FUSE 57 FUSE 85 HOT AT ALL TIMES HOT W/ NCA WIRE POWER DISTRIBUTION SYSTEM REAR ELECTRONIC MODULE (RIGHT REAR OF LUGGAGE COMPT) REAR WINDOW ROLLER SUN BLIND MOTOR (BEHIND REAR SEATS, CENTER OF REAR WINDOW) RED WIRE RED/BLU WIRE RED/GRY WIRE WHT/BRN WIRE YEL/BRN WIRE YEL/RED 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