BMW 1 series E81/E82/E87/E88 facelift 2 (2011-2014) computer data lines system Wiring diagrams

BLK WIRE BLU WIRE BOOT LID, CENTRAL LOCKING DRIVE BRN WIRE BRN/BLK WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DRIVER'S DOOR ENTRANCE LIGHT DRIVER'S SIDE FOOTWELL LIGHT ELECTRONICS JUNCTION BOX FOOTWELL MODULE (UNDER LEFT SIDE OF DASH) FRONT INTERIOR/ READING LIGHT FUSE 41 FUSE 77 FUSE 81 FUSE 86 FUSE 84 GLOVE COMPARTMENT LIGHT GRN WIRE GRY WIRE GRY/GRN WIRE HOT AT ALL TIMES JUNCTION BOX (UNDER RIGHT SIDE OF DASH) LIGHT SWITCH UNIT ORG/GRN WIRE PASSENGER'S DOOR ENTRANCE LIGHT PASSENGER'S SIDE FOOTWELL LIGHT REAR INTERIOR LIGHT RED WIRE RED/BLU WIRE RED/GRN WIRE RED/VIO WIRE RED/YEL WIRE RELAY ENERGIZED RIGHT LUGGAGE COMPARTMENT LIGHT VIO WIRE VIO/BRN WIRE WHT WIRE YEL WIRE

BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BRN WIRE BRN/BLU WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DRIVER'S SEAT ADJUSTMENT SWITCH DRIVER'S SEAT ANGLE ADJUSTMENT DRIVE (UNDER DRIVER SEAT) DRIVER'S SEAT BACKREST HEATING (IN DRIVER SEAT BACK) DRIVER'S SEAT CUSHION HEATING (IN DRIVER SEAT CUSHION) DRIVER'S SEAT HEIGHT ADJUSTMENT DRIVE UNIT (UNDER DRIVER SEAT) DRIVER'S SEAT MODULE (UNDER DRIVER'S SEAT) DRIVER'S SIDE EASY ENTRY SWITCH FUSE 46 GRN WIRE JUNCTION BOX (UNDER RIGHT SIDE OF DASH) JUNCTION BOX ELECTRONICS NCA WIRE ORG/ WIRE ORG/GRN WIRE RED WIRE RED/BLU WIRE RED/BRN WIRE RED/WHT WIRE RED/YEL WIRE RELAY ENERGIZED RELAY ENERGIZED FUSE VIO WIRE VIO/BLK WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 (18 TO 21 PINS NOT USED) 22 AERIAL DIGITAL TUNER (CONVERTIBLE) AERIAL DIGITAL TUNER 2 (CONVERTIBLE) AERIAL DIVERSITY (BOTTOM CENTER OF REAR WINDOW) BLK WIRE BLU WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/WHT WIRE BRN/YEL WIRE CAR INFORMATION COMPUTER CIC CENTRAL INFORMATION DISPLAY COMPUTER DATA LINES SYSTEM COUPE CONVERTIBLE ELECTRONICS JUNCTION BOX FM AERIAL 2 FM AERIAL 3 FUSE GRN WIRE GRY/RED WIRE JUNCTION BOX (UNDER RIGHT SIDE OF DASH) LEFT MICROPHONE NCA WIRE ORG/ WIRE ORG/GRN WIRE REAR WINDOW AUX-IN AERIAL CONNECTION (COUPE) RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE USB PORT WHT WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/RED WIRE YEL WIRE YEL/BRN WIRE YEL/RED WIRE

AUX-IN CONNECTION BLK WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BRN WIRE BRN/ORG WIRE CCC/M-ASK CENTRAL INFORMATION DISPLAY COMPUTER DATA LINES SYSTEM DYNAMIC STABILITY CONTROL (DSC) (LEFT REAR OF ENGINE COMPT) ELECTRONICS JUNCTION BOX FUSE FUSE 18 FUSE 19 GRN WIRE GRY WIRE GRY/RED WIRE HOT W/ HOT W/ BISTABLE RELAY ENERGIZED JUNCTION BOX (UNDER RIGHT SIDE OF DASH) LEFT MICROPHONE NCA WIRE ORG/ WIRE ORG/GRN WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/YEL WIRE RELAY ENERGIZED TCU VIDEO MODULE (LEFT SIDE OF REAR COMPT) W/ CONVERTIBLE WHT WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/RED WIRE

AERIAL DIVERSITY (BOTTOM CENTER OF REAR WINDOW) AMPLIFIER (LEFT SIDE OF REAR COMPT) BLK WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE BRN/ORG WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM CONTROLLER COUPE CONVERTIBLE DASH) FM AERIAL 2 AERIAL (CONVERTIBLE) (CONVERTIBLE) FM AERIAL 3 (CONVERTIBLE) FUSE 15 FUSE 27 GRN WIRE GRY WIRE HOT AT ALL TIMES JUNCTION BOX (UNDER RIGHT SIDE OF LEFT FRONT MID-RANGE SPEAKER LEFT FRONT TWEETER LEFT REAR HI-RANGE SPEAKER LEFT SIDE TRIM PANEL MID-RANGE SPEAKER LEFT SUBWOOFER NCA WIRE ORG/GRN WIRE POWER DISTRIBUTION SYSTEM REAR WINDOW AERIAL (COUPE) RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RELAY ENERGIZED RIGHT FRONT MID-RANGE SPEAKER RIGHT FRONT TWEETER RIGHT REAR HI-RANGE SPEAKER RIGHT SIDE TRIM PANEL MID-RANGE SPEAKER RIGHT SUBWOOFER VIO WIRE W/ AUTOMATIC START/STOP FUNCTION W/O AUTOMATIC START/STOP FUNCTION WHT WIRE YEL/BLK WIRE YEL/BRN WIRE YEL/RED WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 (18 TO 21 PINS NOT USED) 22 AERIAL DIGITAL TUNER (CONVERTIBLE) AERIAL DIGITAL TUNER 2 (CONVERTIBLE) 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 COUPE DIGITAL TUNER US (LEFT SIDE OF REAR COMPT) ELECTRONICS JUNCTION BOX FUSE 18 FUSE 19 FUSE FUSE GPS AERIAL GRN WIRE GRY/RED WIRE HOT W/ TERMINAL JUNCTION BOX (UNDER RIGHT SIDE OF DASH) LEFT MICROPHONE MOST-BUS CONNECTOR NCA WIRE ORG/ WIRE ORG/GRN WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/YEL WIRE ROOF AERIAL (COUPE) RTTI SPLITTER TCU/ULF/ULF- SBX/ULF-SBX-H USB PORT VIDEO MODULE AUX-IN (LEFT SIDE OF CONNECTION REAR COMPT) WHT WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/RED WIRE

BRN/BLK WIRE BRN/BLU WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM FUSE GRN WIRE GRN/BLK WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/VIO WIRE GRN/WHT WIRE HOT IN ON OR START JUNCTION BOX (UNDER RIGHT SIDE OF DASH) LEFT FRONT CENTER ULTRASONIC SENSOR (LEFT SIDE OF FRONT BUMPER) LEFT FRONT ULTRASONIC SENSOR (LEFT END OF FRONT BUMPER) LEFT REAR CENTER ULTRASONIC SENSOR (LEFT SIDE OF REAR BUMPER) LEFT REAR ULTRASONIC SENSOR (LEFT END OF REAR BUMPER) ORG/GRN WIRE PARK DISTANCE CONTROL (PDC) (RIGHT SIDE OF REAR COMPT) POWER DISTRIBUTION SYSTEM RIGHT REAR CENTER ULTRASONIC SENSOR (RIGHT SIDE OF REAR BUMPER) RIGHT REAR ULTRASONIC SENSOR (RIGHT END OF REAR BUMPER) WHT WIRE YEL/BLK WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/GRY WIRE

BLU WIRE BLU/GRN WIRE BRN WIRE BRN/BLU WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM FUSE GRN WIRE JUNCTION BOX (UNDER RIGHT SIDE OF DASH) JUNCTION BOX ELECTRONICS NCA WIRE ORG/ WIRE ORG/GRN WIRE PASSENGER'S SEAT ADJUSTMENT SWITCH PASSENGER'S SEAT BACKREST HEATING (IN PASSENGER SEAT BACK) PASSENGER'S SEAT CUSHION HEATING (IN PASSENGER SEAT CUSHION) PASSENGER'S SEAT MODULE (UNDER FRONT PASSENGER'S SEAT) RED WIRE RED/BRN WIRE RED/YEL WIRE RELAY ENERGIZED RELAY ENERGIZED FUSE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/YEL WIRE YEL WIRE

ALTERNATOR BATTERY BATTERY SENSOR (RIGHT SIDE OF REAR COMPT) BLU WIRE BRN WIRE CAR ACCESS SYSTEM COMPUTER DATA LINES SYSTEM CONVERTIBLE TOP RELAY 1 CONVERTIBLE TOP RELAY 2 DME CONTROL MODULE DME CONTROL MODULE (3.0L) DME CONTROL UNIT DME RELAY DRIVER'S SEAT HEATING MODULE ELECTRIC AUXILIARY HEATER ELECTRIC COOLANT PUMP ELECTRONIC POWER STEERING (EPS) ENGINE CONTROLS FUSE CARRIER (RIGHT PLENUM CHAMBER E-BOX) FOOTWELL MODULE FUSE FUSE 102 FUSE 105 GRN WIRE GRY WIRE HEADLIGHT WASHER FUSE RELAY HOLDER (RIGHT SIDE OF REAR COMPT) FUSE 101 IGNITION, FUEL INJECTION RELAY (3.0L TWIN TURBO) JUMP JUNCTION BOX (UNDER RIGHT SIDE OF DASH) LUGGAGE WELL B+ TERMINAL POINT N/A NCA WIRE OIL CONDITION SENSOR (3.0L) PASSENGER'S SEAT HEATING MODULE REAR FUSE REAR WINDOW WIPER RELAY RED WIRE RED/BLK WIRE RED/GRN WIRE RED/VIO WIRE RED/WHT WIRE ROOF FUNCTION CONTROL CENTER STARTER TERMINAL POINT TO FUSE 67 (DIAGRAM 2 OF 5) VALVETRONIC RELAY VIO WIRE VVT RELAY (3.0L) WHT WIRE

AERIAL DIVERSITY (BOTTOM CENTER OF REAR WINDOW) BLK WIRE BLK/BLU WIRE BLU WIRE BLU/RED WIRE BOOT LID BUTTON BRN WIRE BRN/BLK WIRE BRN/GRY/WHT WIRE BRN/GRY/YEL WIRE BRN/WHT WIRE CAR ACCESS SYSTEM (UNDER LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM COUPE DRIVER'S DOOR SYSTEM LOCK (LEFT FRONT DOOR) ELECTROCHROMIC INTERIOR REAR VIEW MIRROR FBD RECEIVER FOOTWELL MODULE (UNDER LEFT SIDE OF DASH) FUSE GLOVE COMPARTMENT CENTRAL LOCKING DRIVE UNIT (CONVERTIBLE) GRN WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/RED WIRE GRY/YEL WIRE HAZARD WARNING SWITCH HOOD CONTACT SWITCH (LEFT REAR OF ENGINE COMPT) HOT AT ALL TIMES HOTEL SWITCH JUNCTION BOX (UNDER RIGHT SIDE OF DASH) JUNCTION BOX ECU ORG/GRN WIRE REMOTE CONTROL RECEIVER VIO/GRN WIRE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/RED WIRE