BMW X1 E84 facelift (2012-2015) computer data lines system Wiring diagrams

0 1 2 3 4 (PINS 5-10 NOT USED) 12 13 3 11 OBDII SOCKET AUX-IN CONNECTION BASE PLATE 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 CENTRAL INFORMATION DISPLAY COMPUTER DATA LINES SYSTEM ELECTRONICS JUNCTION BOX FUSE GRN WIRE GRY/RED WIRE HOT AT ALL TIMES HOT W/ TERMINAL JUNCTION BOX (RIGHT END OF DASH) LEFT "C" PILLAR) LEFT MICROPHONE (LEFT SIDE OF FRONT OVERHEAD CONSOLE) MOST DATA BUS CIRCUIT NAVIGATION SYSTEM NCA WIRE ORG/ WIRE ORG/GRN WIRE RED WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE WHT WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/RED WIRE YEL WIRE YEL/BRN WIRE YEL/RED WIRE

16 17 18 19 20 21 22 (PINS 23-29 NOT USED) 30 (PINS 31-34 NOT USED) 35 36 ANTENNA DIVERSITY AUX-IN CONNECTION BLK WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/WHT WIRE BRN WIRE BRN/WHT WIRE BRN/YEL WIRE BUSINESS RADIO CD CHANGER COMPUTER DATA LINES SYSTEM DIGITAL TUNER (UNDER FRONT OF LUGGAGE COMPT FLOOR) FUSE 14 FUSE 19 FUSE 18 GRN WIRE GRY/RED WIRE HOT AT ALL TIMES HOT W/ TERMINAL HOT W/ TERMINAL JUNCTION BOX (RIGHT END OF DASH) LEFT "C" PILLAR) LEFT FRONT MID-RANGE SPEAKER LEFT MICROPHONE (LEFT SIDE OF FRONT OVERHEAD CONSOLE) LEFT REAR MID-RANGE SPEAKER LEFT SUBWOOFER MOST DATA BUS CIRCUIT NCA WIRE NOISE SUPPRESSOR FILTER ORG/GRN WIRE PROFESSIONAL RADIO RADIO REAR-WINDOW AERIAL RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RIGHT FRONT MID-RANGE SPEAKER RIGHT REAR MID-RANGE SPEAKER RIGHT SUBWOOFER ROOF ANTENNA 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

2.0L TURBO 3.0L TURBO ALTERNATOR BATTERY BATTERY SENSOR (ON BATTERY) BRN WIRE COMPUTER DATA LINES SYSTEM GRN WIRE GRY WIRE JUMP START TERMINAL POINT (RIGHT REAR OF ENGINE COMPT) LUGGAGE WELL B+ TERMINAL POINT NCA WIRE REAR FUSE CARRIER FUSE (UNDER CENTER N/A REAR OF LUGGAGE COMPT) RED WIRE STARTER VIO WIRE

0 1 2 3 4 (PINS 5-10 NOT USED) 12 13 3 11 OBDII SOCKET AUX-IN CONNECTION BASE PLATE BLK WIRE BLU WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE CAR INFORMATION COMPUTER CIC CD CHANGER CENTRAL INFORMATION DISPLAY COMPUTER DATA LINES SYSTEM CONTROLLER ELECTRONICS JUNCTION BOX FUSE FUSE 18 FUSE 19 FUSE 27 GRN WIRE GRY/GRN WIRE GRY/RED WIRE GRY/VIO WIRE GRY/WHT WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT W/ TERMINAL HOT W/ TERMINAL JUNCTION BOX (RIGHT END OF DASH) LEFT "C" PILLAR) LEFT MICROPHONE (LEFT SIDE OF FRONT OVERHEAD CONSOLE) MOST DATA BUS CIRCUIT NAVIGATION SYSTEM NCA WIRE ORG/ WIRE ORG/GRN WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/VIO WIRE RED/YEL WIRE VIO WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/RED WIRE WHT/YEL WIRE YEL WIRE

ANTENNA DIVERSITY AUX-IN CONNECTION BLK WIRE BLU WIRE BRN WIRE CD CHANGER COMPUTER DATA LINES SYSTEM CONTROLLER DIGITAL TUNER (UNDER FRONT OF LUGGAGE COMPT FLOOR) FUSE 14 FUSE 18 FUSE 19 FUSE 27 GRN WIRE GRY/GRN WIRE GRY/RED WIRE GRY/VIO WIRE GRY/WHT WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT W/ TERMINAL HOT W/ TERMINAL JUNCTION BOX (RIGHT END OF DASH) LEFT "C" PILLAR) LEFT MICROPHONE (LEFT SIDE OF FRONT OVERHEAD CONSOLE) MOST DATA BUS CIRCUIT NCA WIRE NOISE SUPPRESSOR FILTER ORG/GRN WIRE RADIO REAR-WINDOW AERIAL RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/VIO WIRE RELAY ENERGIZED ROOF ANTENNA VIO WIRE W/ AUTOMATIC ENGINE START-STOP FUNCTION W/O AUTOMATIC ENGINE START-STOP FUNCTION WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/RED WIRE WHT/YEL WIRE YEL WIRE

AMPLIFIER (W/ TOP HIFI) (BEHIND LEFT REAR QUARTERPANEL) CAR INFORMATION COMPUTER CIC (W/ CIC) RADIO (W/O CIC) CD CHANGER COMPUTER DATA LINES SYSTEM DIGITAL TUNER (UNDER FRONT OF LUGGAGE COMPT FLOOR) GRN WIRE MOST-BUS CONNECTOR (LEFT "C" PILLAR) ORG/GRN WIRE TCU/ULF/ ULF-SBX/ ULF-SBX-H W/ ULF-SBX-H W/ TCU, ULF-SBX

35 26 14 CAN BUS SIG CAN BUS SIG TERMINAL 15 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 (BEHIND RIGHT REAR QUARTERPANEL) COMPUTER DATA LINES SYSTEM DRIVER'S SWITCH CLUSTER DRIVER'S WINDOW MOTOR FOOTWELL MODULE (UNDER LEFT SIDE OF DASH) GRN WIRE GRN/YEL WIRE GROUND TERM 30 SIGNAL SIGNAL GROUND TRANSDUCER 2 TRANSDUCER 2 TRANSDUCER 1 GRY WIRE GRY/BLU WIRE ORG/ WIRE ORG/GRN WIRE PASSENGER'S DOOR POWER WINDOW SWITCH PASSENGER'S WINDOW MOTOR RED WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/YEL WIRE 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

2.0L TURBO 3.0L TURBO BLK WIRE BLK/VIO WIRE BLU/BLK WIRE BRAKE LIGHT SWITCH (TOP OF BRAKE PEDAL ASSEMBLY) BRN WIRE BRN/GRY WIRE BRN/VIO WIRE CAR ACCESS SYSTEM (BEHIND RIGHT REAR QUARTERPANEL) COMPUTER DATA LINES SYSTEM ENGINE CONTROLS SYSTEM FUSE GRN WIRE JUNCTION BOX (RIGHT END OF DASH) ORG/GRN WIRE RED WIRE RELAY ENERGIZED SHIFT LOCK SELECTOR LEVER LOCK TRANSMISSION CONTROL (RIGHT REAR OF TRANSMISSION HOUSING) TRANSMISSIONS SYSTEM VIO WIRE VIO/WHT WIRE YEL WIRE

2.0L 3.0L TURBO TURBO BATTERY BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLU/BLK WIRE BLU/RED WIRE BRN WIRE BRN/BLK WIRE CAR ACCESS SYSTEM CONTROL MODULE (BEHIND RIGHT REAR QUARTERPANEL) CHARGING CIRCUIT COMPUTER DATA LINES SYSTEM DME CONTROL MODULE (LOWER LEFT SIDE OF ENGINE) ENGINE COMPT) GRN WIRE GRY WIRE HOT AT ALL TIMES JUNCTION BOX FUSE (RIGHT END OF DASH) JUMP LUGGAGE WELL B+ TERMINAL POINT NCA WIRE ORG/GRN WIRE RED WIRE SIDE-IN COMPARTMENT START-STOP BUTTON STARTER TERMINAL POINT (RIGHT REAR OF TRANSMISSION CONTROL MODULE (RIGHT REAR OF TRANSMISSION HOUSING) YEL WIRE

ANTENNA DIVERSITY BRN WIRE CD CHANGER COMPUTER DATA LINES SYSTEM CONTROLLER DIGITAL TUNER (UNDER FRONT OF LUGGAGE COMPT FLOOR) FUSE 15 FUSE 18 FUSE 19 FUSE 27 GRN WIRE HOT AT ALL TIMES HOT AT ALL TIMES HOT W/ TERMINAL HOT W/ TERMINAL JUNCTION BOX (RIGHT END OF DASH) LEFT "C" PILLAR) MOST DATA BUS CIRCUIT NCA WIRE ORG/GRN WIRE REAR-WINDOW AERIAL RED/BLK WIRE RED/BLU WIRE RED/GRY WIRE RED/VIO WIRE RELAY ENERGIZED ROOF ANTENNA W/ AUTOMATIC ENGINE START-STOP FUNCTION W/O AUTOMATIC ENGINE START-STOP FUNCTION WHT WIRE