BMW 1 series E81/E82/E87/E88 facelift (2007-2011) computer data lines system Wiring diagrams

AIR CONDITIONING SYSTEM BLK WIRE BLK/GRN WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/RED WIRE BRN/VIO WIRE COMPUTER DATA LINES SYSTEM CONVERTIBLE TOP DRIVE CONVERTIBLE TOP DRIVE VALVE 1 CONVERTIBLE TOP DRIVE VALVE 2 CONVERTIBLE TOP DRIVE VALVE 3 CONVERTIBLE TOP LID OPEN HALL SENSOR CONVERTIBLE TOP MODULE CONVERTIBLE TOP RELAY 1 CONVERTIBLE TOP RELAY 2 FUSE FUSE HOLDER (RIGHT SIDE OF REAR COMPT) GRN WIRE GRN/BLK WIRE GRY WIRE GRY/BLK WIRE GRY/GRN WIRE HOT AT ALL TIMES JUNCTION BOX (UNDER RIGHT SIDE OF DASH) NCA WIRE ORG/GRN WIRE REAR FUSE RED WIRE RED/GRY WIRE RED/WHT WIRE RELAY ENERGIZED WHT/BLK WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/RED WIRE YEL/VIO WIRE

BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DRIVER'S SIDE OUTSIDE MIRROR DRIVER'S SWITCH CLUSTER FUSE 66 GRY WIRE GRY/RED WIRE JUNCTION BOX (UNDER RIGHT SIDE OF DASH) NCA WIRE PASSENGER'S SIDE OUTSIDE MIRROR RED WIRE RELAY ENERGIZED WHT WIRE WHT/BRN WIRE

3 SERIES W/ COUPE 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 SEAT BELT POSITIONER CONTROLLER DRIVER'S SWITCH CLUSTER DRIVER'S WINDOW MOTOR (LEFT FRONT DOOR) FOOTWELL MODULE (UNDER LEFT SIDE OF DASH) FRONT PASSENGER'S SEAT BELT POSITIONER CONTROLLER GRN WIRE GRN/WHT WIRE GROUND GROUND TRANSDUCER 2 TRANSDUCER 2 TRANSDUCER 1 GRY WIRE GRY/BLU WIRE ORG/ WIRE ORG/GRN WIRE PASSENGER'S POWER WINDOW SWITCH PASSENGER'S WINDOW MOTOR (RIGHT FRONT DOOR) RED WIRE RED/GRN WIRE RED/VIO WIRE RED/YEL WIRE SIGNAL SIGNAL 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

ANTENNA DIVERSITY 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 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 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 RELAY ENERGIZED RIGHT FRONT MID-RANGE SPEAKER RIGHT REAR MID-RANGE SPEAKER RIGHT SIDE SECTION ANTENNA AMPLIFIER RIGHT SUB- WOOFER ROOF ANTENNA 2 SAT SATELLITE RECEIVER (LEFT SIDE OF REAR COMPT) TCU TELEPHONE RETROFIT PACKAGES CONNECTOR TELEPHONE TRANSCEIVER (CENTER OF REAR COMPT) WHT WIRE WHT/BRN WIRE YEL/BRN WIRE YEL/RED WIRE

1 2 (PIN 5-10 NOT USED) BISTABLE RELAY BLK WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE CAR INFORMATION COMPUTER CIC CD CHANGER (LEFT SIDE OF REAR COMPT) CENTRAL INFORMATION DISPLAY COMPUTER DATA LINES SYSTEM DIGITAL TUNER US (DAB) ELECTRONICS JUNCTION BOX FUSE GRN WIRE GRY/RED WIRE HOT AT ALL TIMES JUNCTION BOX (UNDER RIGHT SIDE OF DASH) MOST-BUS CONNECTOR NCA WIRE OBDII SOCKET ON LEFT IN BUMPER TV ANTENNA ON RIGHT IN BUMPER TV ANTENNA ORG/ WIRE ORG/GRN WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/YEL WIRE ROOF ANTENNA TELEPHONE TRANSCEIVER USB PORT VIDEO MODULE (LEFT SIDE OF REAR COMPT) WHT WIRE YEL WIRE YEL/BRN WIRE YEL/RED WIRE

1 2 (PIN 3-10 NOT USED) BISTABLE RELAY BLK WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE BRN/ORG WIRE CAR INFORMATION COMPUTER CIC CD CHANGER (LEFT SIDE OF REAR COMPT) CENTRAL INFORMATION DISPLAY COMPUTER DATA LINES SYSTEM DIGITAL TUNER US (DAB) ELECTRONICS JUCNTION BOX FUSE FUSE 18 FUSE 19 GRN WIRE GRY/RED WIRE HOT AT ALL TIMES JUNCTION BOX (UNDER RIGHT SIDE OF DASH) MOST-BUS CONNECTOR NCA WIRE OBDII SOCKET ON LEFT IN BUMPER TV ANTENNA ON RIGHT IN BUMPER TV ANTENNA ORG/ WIRE ORG/GRN WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/YEL WIRE ROOF ANTENNA TCU 1 2 USB PORT VIDEO MODULE (LEFT SIDE OF REAR COMPT) WHT WIRE YEL WIRE YEL/BLK WIRE YEL/RED WIRE

1 2 (PIN 3-10 NOT USED) BISTABLE RELAY BLK WIRE BLU WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE CAR INFORMATION COMPUTER CIC CD CHANGER (LEFT SIDE OF REAR COMPT) CENTRAL INFORMATION DISPLAY ROOF ANTENNA COMPUTER DATA LINES SYSTEM ELECTRONICS JUCNTION BOX FUSE FUSE 18 FUSE 19 GRN WIRE GRY/RED WIRE HOT AT ALL TIMES JUNCTION BOX (UNDER RIGHT SIDE OF DASH) MOST-BUS CONNECTOR NCA WIRE OBDII SOCKET ON LEFT IN BUMPER TV ANTENNA ON RIGHT IN BUMPER TV ANTENNA ORG/ WIRE ORG/GRN WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/YEL WIRE ROOF ANTENNA 2 SAT SATELLITE RECEIVER (LEFT SIDE OF REAR COMPT) TCU USB PORT VIDEO MODULE (LEFT SIDE OF REAR COMPT) WHT WIRE YEL WIRE

AV SOCKET BLK WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BRN WIRE BRN/ORG WIRE CD CHANGER (LEFT SIDE OF REAR COMPT) COMPUTER DATA LINES SYSTEM FUSE 14 FUSE 18 FUSE 19 GRN WIRE GRY WIRE GRY/RED WIRE JUNCTION BOX (UNDER RIGHT SIDE OF DASH) MOST-BUS CONNECTOR NCA WIRE ORG/GRN WIRE RADIO RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RELAY ENERGIZED ROOF ANTENNA 2 SAT SATELLITE RECEIVER (LEFT SIDE OF REAR COMPT) TCU TELEPHONE RETROFIT PACKAGES CONNECTOR TELEPHONE TRANSCEIVER (CENTER OF REAR COMPT) WHT WIRE WHT/BRN WIRE YEL/BLK WIRE YEL/RED WIRE

1 2 3 4 (PIN 5-10 NOT USED) BISTABLE RELAY BLK WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/WHT WIRE BRN WIRE CCC/M-ASK CD CHANGER (LEFT SIDE OF REAR COMPT) CENTRAL INFORMATION DISPLAY COMPUTER DATA LINES SYSTEM DIGITAL TUNER US (DAB) ELECTRONICS JUNCTION BOX FUSE GRN WIRE GRY WIRE GRY/RED WIRE HOT AT ALL TIMES JUNCTION BOX (UNDER RIGHT SIDE OF DASH) MOST-BUS CONNECTOR NCA WIRE ON LEFT IN BUMPER TV ANTENNA ON RIGHT IN BUMPER TV ANTENNA ORG/ WIRE ORG/GRN WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/YEL WIRE TELEPHONE TRANSCEIVER VIDEO MODULE (LEFT SIDE OF REAR COMPT) WHT WIRE YEL WIRE YEL/BRN WIRE YEL/RED WIRE

BRN WIRE COMPUTER DATA LINES SYSTEM GRN WIRE GRN/WHT WIRE GRY/BLK WIRE GRY/WHT WIRE HOT AT ALL TIMES FUSE HOT IN JUNCTION BOX (UNDER RIGHT SIDE OF DASH) OR RUN FUSE ORG/GRN WIRE RED/GRY WIRE RED/WHT WIRE RELAY ENERGIZED FUSE ROOF FUNCTION CONTROL CENTER SLIDE/TILT SUNROOF DRIVE UNIT YEL/GRN WIRE YEL/WHT WIRE