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

AUX-IN CONNECTION BLK WIRE BLK/BRN WIRE BLK/RED WIRE BLK/VIO WIRE BLK/WHT WIRE BLU WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/RED WIRE BRN (OR VIO) WIRE BRN WIRE BRN/BLU WIRE BRN/RED WIRE CENTRAL INFORMATION DISPLAY COMPUTER DATA LINES SYSTEM FRONT CENTER MID-RANGE SPEAKER GRN WIRE GRN/BRN WIRE GRN/RED WIRE GRY WIRE GRY/BRN WIRE GRY/RED WIRE HEAD UNIT HIFI AMPLIFIER HOT W/ LEFT FRONT MID-RANGE SPEAKER LEFT FRONT TWEETER LEFT FRONT WOOFER LEFT REAR MID-RANGE SPEAKER NCA WIRE ORG/ WIRE RED WIRE RED/WHT WIRE RED/YEL WIRE RELAY ENERGIZED REAR FUSE 122 FUSE HOLDER (RIGHT SIDE OF REAR COMPT) RIGHT FRONT MID-RANGE SPEAKER RIGHT FRONT TWEETER RIGHT FRONT WOOFER RIGHT REAR MID-RANGE SPEAKER VIO WIRE VIO/BRN WIRE VIO/RED WIRE W/ OPTIONAL EQUIPMENT W/O OPTIONAL EQUIPMENT WHT/BRN WIRE WHT/GRN WIRE WHT/RED WIRE YEL/BRN 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 W/ TERMINAL 15 RELAY ENERGIZED JUNCTION BOX (UNDER RIGHT SIDE OF DASH) LEFT FRONT MIDDLE ULTRASONIC SENSOR (BEHIND LEFT SIDE OF FRONT BUMPER) LEFT FRONT ULTRASONIC SENSOR (BEHIND LEFT END OF FRONT BUMPER) LEFT REAR MIDDLE ULTRASONIC SENSOR (BEHIND LEFT SIDE OF REAR BUMPER) LEFT REAR ULTRASONIC SENSOR (BEHIND LEFT END OF REAR BUMPER) ORG/GRN WIRE PARK DISTANCE CONTROL (PDC) (RIGHT SIDE OF REAR COMPT) POWER DISTRIBUTION SYSTEM RIGHT REAR MIDDLE ULTRASONIC SENSOR (BEHIND RIGHT SIDE OF REAR BUMPER) RIGHT REAR ULTRASONIC SENSOR (BEHIND RIGHT END OF REAR BUMPER) WHT WIRE YEL/BLK WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/GRY 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 W/ TERMINAL 15 RELAY ENERGIZED JUNCTION BOX (UNDER RIGHT SIDE OF DASH) LEFT FRONT MIDDLE ULTRASONIC SENSOR (BEHIND LEFT SIDE OF FRONT BUMPER) LEFT FRONT ULTRASONIC SENSOR (BEHIND LEFT END OF FRONT BUMPER) LEFT REAR MIDDLE ULTRASONIC SENSOR (BEHIND LEFT SIDE OF REAR BUMPER) LEFT REAR ULTRASONIC SENSOR (BEHIND LEFT END OF REAR BUMPER) ORG/GRN WIRE PARK DISTANCE CONTROL (PDC) (RIGHT SIDE OF REAR COMPT) POWER DISTRIBUTION SYSTEM RIGHT REAR MIDDLE ULTRASONIC SENSOR (BEHIND RIGHT SIDE OF REAR BUMPER) RIGHT REAR ULTRASONIC SENSOR (BEHIND RIGHT END OF REAR BUMPER) WHT WIRE YEL/BLK WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/GRY WIRE

BLU/BLK WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/RED WIRE BRN WIRE BRN/BLK WIRE BRN/WHT WIRE CENTER CONSOLE OPERATING UNIT COMPUTER DATA LINES SYSTEM FUSE FUSE BOX GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE HOT AT ALL TIMES INTEGRATED CHASSIS MANAGEMENT (UNDER CENTER CONSOLE) LEFT FRONT MIDDLE ULTRASONIC SENSOR (BEHIND LEFT MIDDLE OF FRONT BUMPER) LEFT FRONT OUTER ULTRASONIC SENSOR LEFT REAR MIDDLE ULTRASONIC SENSOR (BEHIND LEFT SIDE OF REAR BUMPER) LEFT REAR OUTER ULTRASONIC SENSOR RED WIRE REM REAR ELECTRONIC MODULE (RIGHT REAR OF LUGGAGE COMPT) RIGHT FRONT MIDDLE ULTRASONIC SENSOR (BEHIND RIGHT MIDDLE OF FRONT BUMPER) RIGHT FRONT OUTER ULTRASONIC SENSOR RIGHT REAR MIDDLE ULTRASONIC SENSOR (BEHIND RIGHT SIDE OF REAR BUMPER) RIGHT REAR OUTER ULTRASONIC SENSOR YEL/BLK WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/GRY WIRE YEL/RED WIRE

BLU/BLK WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/WHT WIRE CENTER CONSOLE OPERATING UNIT COMPUTER DATA LINES SYSTEM FUSE REAR COMPT) GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE HOT W/ INTEGRATED CHASSIS MANAGEMENT (UNDER CENTER CONSOLE) LEFT FRONT MIDDLE ULTRASONIC SENSOR (BEHIND LEFT MIDDLE SIDE OF FRONT BUMPER) LEFT FRONT OUTER ULTRASONIC SENSOR LEFT PARKING MANEUVERING ASSISTANT ULTRASONIC SENSOR LEFT REAR MIDDLE ULTRASONIC SENSOR (BEHIND LEFT SIDE OF REAR BUMPER) LEFT REAR OUTER ULTRASONIC SENSOR PARKING ASSISTANT (RIGHT REAR OF LUGGAGE COMPT) REAR FUSE HOLDER (RIGHT SIDE OF RELAY ENERGIZED RIGHT FRONT MIDDLE ULTRASONIC SENSOR (BEHIND RIGHT MIDDLE SIDE OF FRONT BUMPER) RIGHT FRONT OUTER ULTRASONIC SENSOR RIGHT PARKING MANEUVERING ASSISTANT ULTRASONIC SENSOR RIGHT REAR MIDDLE ULTRASONIC SENSOR (BEHIND RIGHT SIDE OF REAR BUMPER) RIGHT REAR OUTER ULTRASONIC SENSOR YEL/BLK WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/GRY WIRE YEL/RED WIRE

3.0L TWIN TURBO ALTERNATOR ANTENNA DIVERSITY (COUPE) BATTERY BATTERY SENSOR (RIGHT SIDE OF REAR COMPT) BLK WIRE BLU WIRE BRN WIRE CAR ACCESS SYSTEM COMPUTER DATA LINES SYSTEM CONVERTIBLE COUPE DME CONTROL MODULE DME RELAY DRIVER'S SEAT HEATING MODULE (W/O MEMORY) DYNAMIC STABILITY CONTROL (DSC) EDC ELECTRONIC DAMPER CONTROL ELECTRIC AUXILIARY HEATER ELECTRIC CAR VACUUM ACCESS PUMP RELAY SYSTEM ELECTRIC COOLANT PUMP ELECTRIC FAN CUT OUT RELAY (W/ ELECTRIC ELECTRO- CHROMIC INTERIOR REAR VIEW MIRROR (CONVERTIBLE) ELECTRONIC COOLANT PUMP ELECTRONIC POWER STEERING (EPS) FOOTWELL MODULE FROM FUSE 3 (DIAGRAM 1 OF 6) FUEL PUMP RELAY FUSE FUSE 101 FUSE 108 FUSE 102 FUSE 106 FUSE 3 FUSE 4 FUSE 50 FUSE 55 FUSE 62 FUSE 63 FUSE 67 FUSE 68 FUSE 81 FUSE 82 FUSE 84 FUSE FUSE GEAR INDICATOR LIGHTING GRN WIRE GRY WIRE HARD TOP DRIVE UNIT RELAY 1 HARD TOP DRIVE UNIT RELAY 2 HEADLIGHT CLEANING SYSTEM RELAY IGNITION, FUEL INJECTORS RELAY JUMP JUNCTION BOX (UNDER RIGHT SIDE OF DASH) LUGGAGE WELL B+ TERMINAL POINT N/A NCA WIRE PASSENGER'S SEAT HEATING MODULE (W/O MEMORY) RED WIRE RED/GRN WIRE REMOTE CONTROL RECEIVER ROOF FUNCTION CONTROL CENTER STARTER TERMINAL POINT TO FUSE TO FUSE 12 (DIAGRAM 1 OF 6) VALVE- TRONIC RELAY VIO WIRE VVT RELAY W/O BOSCH W/ BOSCH 32 25 WHT WIRE WIPER RELAY 1 WIPER RELAY 2

3.0L TWIN TURBO ALTERNATOR ANTENNA DIVERSITY (COUPE) BATTERY BATTERY SENSOR (RIGHT SIDE OF REAR COMPT) BLK WIRE BLU WIRE BRN WIRE CAR ACCESS SYSTEM COMPUTER DATA LINES SYSTEM CONVERTIBLE COUPE DME CONTROL MODULE DME RELAY DRIVER'S SEAT HEATING MODULE (W/O MEMORY) DYNAMIC STABILITY CONTROL (DSC) EDC ELECTRONIC DAMPER CONTROL ELECTRIC AUXILIARY HEATER ELECTRIC CAR VACUUM ACCESS PUMP RELAY SYSTEM ELECTRIC COOLANT PUMP ELECTRIC FAN CUT OUT RELAY (W/ ELECTRIC ELECTRO- CHROMIC INTERIOR REAR VIEW MIRROR (CONVERTIBLE) ELECTRONIC COOLANT PUMP ELECTRONIC POWER STEERING (EPS) FOOTWELL MODULE FROM FUSE 3 (DIAGRAM 1 OF 6) FUEL PUMP RELAY FUSE FUSE 101 FUSE 108 FUSE 102 FUSE 106 FUSE 3 FUSE 4 FUSE 50 FUSE 55 FUSE 62 FUSE 63 FUSE 67 FUSE 68 FUSE 81 FUSE 82 FUSE 84 FUSE FUSE GEAR INDICATOR LIGHTING GRN WIRE GRY WIRE HARD TOP DRIVE UNIT RELAY 1 HARD TOP DRIVE UNIT RELAY 2 HEADLIGHT CLEANING SYSTEM RELAY IGNITION, FUEL INJECTORS RELAY JUMP JUNCTION BOX (UNDER RIGHT SIDE OF DASH) LUGGAGE WELL B+ TERMINAL POINT N/A NCA WIRE PASSENGER'S SEAT HEATING MODULE (W/O MEMORY) RED WIRE RED/GRN WIRE REMOTE CONTROL RECEIVER ROOF FUNCTION CONTROL CENTER STARTER TERMINAL POINT TO FUSE TO FUSE 12 (DIAGRAM 1 OF 6) VALVE- TRONIC RELAY VIO WIRE VVT RELAY W/O BOSCH W/ BOSCH 32 25 WHT WIRE WIPER RELAY 1 WIPER RELAY 2

AERIAL DIVERSITY (CENTER REAR OF ROOF) BLK WIRE BLK/BLU WIRE BLU WIRE BLU/RED WIRE BRN WIRE BRN/BLK WIRE BRN/GRY WIRE BRN/GRY/WHT WIRE BRN/GRY/YEL WIRE BRN/RED WIRE BRN/WHT WIRE BUTTON CAR ACCESS SYSTEM (UNDER LEFT SIDE OF DASH) CENTER LOCK COMPUTER DATA LINES SYSTEM COUPE DRIVER'S DOOR SYSTEM LOCK (LEFT FRONT DOOR) ELECTRONICS JUNCTION BOX FBD RECEIVER ELECTROCHROMIC INTERIOR REAR VIEW MIRROR FOOTWELL MODULE (UNDER LEFT SIDE OF DASH) FUSE 72 FUSE 73 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 (COUPE) JUNCTION BOX (UNDER RIGHT SIDE OF DASH) ORG/GRN WIRE PASSENGER'S DOOR SYSTEM LOCK (RIGHT FRONT DOOR) RED WIRE REMOTE CONTROL RECEIVER TRUNK LID BUTTON VIO/GRN WIRE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLU WIRE YEL/RED WIRE

BLK WIRE BLK/RED WIRE BLU WIRE BRN WIRE BRN/BLK WIRE COMPUTER DATA LINES SYSTEM COUPE FUEL FILLER FLAP CENTRAL LOCKING DRIVE GRN WIRE GRY/BLK WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/RED WIRE HOT AT ALL TIMES FUSE 54 JUNCTION BOX (UNDER RIGHT SIDE OF DASH) ODDMENTS COMPARTMENT CENTRAL LOCKING DRIVE (CONVERTIBLE) ORG/GRN WIRE REAR LID RELEASE SWITCH (INTERIOR) RED/BLK WIRE RED/BRN (OR RED/BLK) WIRE RED/BRN WIRE

ANTI- THEFT ALARM LED BLK/RED WIRE BRN WIRE COMPUTER DATA LINES SYSTEM CONVERTIBLE POWER DISTRIBUTION SYSTEM COUPE DRIVER'S DOOR MICROWAVE SENSOR ELECTROCHROMIC INTERIOR REAR VIEW MIRROR GRN WIRE GRY/BLK WIRE GRY/BRN WIRE GRY/GRN WIRE HOT AT ALL TIMES FUSE 62 HOT AT ALL TIMES JUNCTION FUSE 63 BOX (UNDER RIGHT SIDE OF DASH) LEFT REAR LID LOCK SWITCH LEFT REAR MICROWAVE SENSOR ORG/GRN WIRE PASSENGER'S DOOR MICROWAVE SENSOR RED/BLK WIRE RED/BRN WIRE RED/GRN WIRE RED/VIO WIRE RED/WHT WIRE RIGHT REAR LID LOCK SWITCH (CONVERTIBLE) RIGHT REAR MICROWAVE SENSOR ROOF FUNCTION CONTROL CENTER TRUNK LID CENTRAL LOCKING DRIVE (CONVERTIBLE) (ON REAR COMPT DOOR) TRUNK LID CENTRAL LOCKING DRIVE (COUPE) (ON REAR COMPT DOOR) WHT/BRN WIRE WHT/GRN WIRE