BMW 3 series F30/F31 (2011-2015) electronics junction box Wiring diagrams

ANTI-THEFT SYSTEM BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/VIO WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/GRY WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/VIO WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM ELECTRONICS JUNCTION BOX FOOTWELL MODULE (UNDER LEFT SIDE OF DASH) FUSE 22 FUSE 65 FUSE 63 GEAR INDICATOR LIGHT GRN WIRE GRY WIRE GRY/RED WIRE HOT AT ALL TIMES JUNCTION BOX LEFT MULTI- FUNCTION STEERING WHEEL SWITCH BLOCK LEFT ROCKER SWITCH NCA WIRE POWER DISTRIBUTION SYSTEM RED WIRE RED/BLK WIRE RED/YEL WIRE RELAY ENERGIZED RIGHT MULTI-FUNCTION STEERING WHEEL SWITCH BLOCK RIGHT ROCKER SWITCH SELECTOR LEVER POSITION SWITCH (UNDER SHIFTER, IN CENTER CONSOLE) SHIFT LOCK SELECTOR LEVER LOCK (BASE OF SHIFT LEVER ASSEMBLY) STEERING COLUMN SWITCH CLUSTER STEPTRONIC SWITCH (UNDER SHIFTER, IN CENTER CONSOLE) TRANSMISSION CONTROL (BOTTOM OF TRANSMISSION) WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/VIO WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/RED WIRE YEL/WHT WIRE

ANTI-THEFT SYSTEM BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/VIO WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/GRY WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/VIO WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM ELECTRONICS JUNCTION BOX FOOTWELL MODULE (UNDER LEFT SIDE OF DASH) FUSE 22 FUSE 65 FUSE 63 GEAR INDICATOR LIGHT GRN WIRE GRY WIRE GRY/RED WIRE HOT AT ALL TIMES JUNCTION BOX LEFT MULTI- FUNCTION STEERING WHEEL SWITCH BLOCK LEFT ROCKER SWITCH NCA WIRE POWER DISTRIBUTION SYSTEM RED WIRE RED/BLK WIRE RED/YEL WIRE RELAY ENERGIZED RIGHT MULTI-FUNCTION STEERING WHEEL SWITCH BLOCK RIGHT ROCKER SWITCH SELECTOR LEVER POSITION SWITCH (UNDER SHIFTER, IN CENTER CONSOLE) SHIFT LOCK SELECTOR LEVER LOCK (BASE OF SHIFT LEVER ASSEMBLY) STEERING COLUMN SWITCH CLUSTER STEPTRONIC SWITCH (UNDER SHIFTER, IN CENTER CONSOLE) TRANSMISSION CONTROL (BOTTOM OF TRANSMISSION) WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/VIO WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/RED WIRE YEL/WHT WIRE

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 3 4 (PIN 5-10 NOT USED) AERIAL DIVERSITY (CENTER REAR OF ROOF) 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 CENTRAL INFORMATION DISPLAY COMPUTER DATA LINES SYSTEM 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 MICROPHONE NCA WIRE OBDII SOCKET 12 13 3 11 (UNDER LEFT SIDE OF DASH) ORG/ WIRE ORG/GRN WIRE RED WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE USB PORT 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 3-4 NOT USED) 5 6 7 8 (PIN 9-10 NOT USED) 11 12 1 2 3 4 5 6 (PIN 7-10 NOT USED) 11 12 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 (PIN 16-38 NOT USED) AUX-IN CONNECTION BLK WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BRN WIRE BRN/BLK WIRE BRN/ORG WIRE CCC/M-ASK CD CHANGER (LEFT SIDE OF REAR COMPT) CENTRAL INFORMATION DISPLAY COMPUTER DATA LINES SYSTEM CONTROLLER DYNAMIC STABILITY CONTROL (DSC) (LEFT REAR OF ENGINE COMPT) ELECTRONICS JUNCTION BOX FAN M-ASK/CCC FUSE FUSE 18 FUSE 19 FUSE 27 GPS GRN WIRE GRY WIRE GRY/RED WIRE HOT AT ALL TIMES HOT W/ BI-STABLE RELAY ENERGIZED 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 ORG/ WIRE ORG/GRN WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/VIO WIRE RED/YEL WIRE RIGHT IN-BUMPER TV ANTENNA ROOF ANTENNA SAT SATELLITE RECEIVER (LEFT SIDE OF REAR COMPT) SDARS ANTENNA VIDEO MODULE (LEFT SIDE OF REAR COMPT) W/ AUTOMATIC ENGINE START/STOP FUNCTION W/O AUTOMATIC ENGINE START/STOP FUNCTION W/O BOSCH DSC W/ BOSCH DSC WHT WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/RED WIRE

18 19 20 21 22 (PIN 23-26 NOT USED) AUX-IN CONNECTION 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 COMPUTER DATA LINES SYSTEM CONTROLLER DIGITAL TUNER ANTENNA DIGITAL TUNER ANTENNA 2 ELECTRONICS JUNCTION BOX FUSE 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/ JUNCTION BOX (UNDER RIGHT SIDE OF DASH) LEFT IN-BUMPER TV ANTENNA REMOTE CONTROL RECEIVER 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/VIO WIRE RED/YEL WIRE RELAY ENERGIZED RIGHT IN-BUMPER TV ANTENNA ROOF ANTENNA GPS 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/BLK WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/RED WIRE WHT/YEL WIRE YEL WIRE

1 2 (PIN 3-4 NOT USED) 5 6 7 8 (PIN 9-10 NOT USED) 11 12 1 2 3 4 5 6 (PIN 7-10 NOT USED) 11 12 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 (PIN 16-38 NOT USED) AERIAL DIVERSITY (CENTER REAR OF ROOF) AUX-IN CONNECTION BLK WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BRN WIRE BRN/BLK WIRE BRN/ORG WIRE CCC/M-ASK CD CHANGER (LEFT SIDE OF REAR COMPT) CENTRAL INFORMATION DISPLAY COMPUTER DATA LINES SYSTEM ELECTRONICS JUNCTION BOX FAN M-ASK/CCC 1 3 2 FUSE FUSE 18 GPS GRN WIRE GRY WIRE GRY/RED WIRE HOT AT ALL TIMES HOT W/ BI-STABLE RELAY ENERGIZED HOT AT ALL TIMES HOT W/ TERMINAL 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 ANTENNA SAT SATELLITE RECEIVER (LEFT SIDE OF REAR COMPT) VIDEO MODULE (LEFT SIDE OF REAR COMPT) WHT WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/RED WIRE

1 2 3 4 (PIN 5-10 NOT USED) AERIAL DIVERSITY (CENTER REAR OF ROOF) AUX-IN CONNECTION 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 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/ HOT W/ TERMINAL JUNCTION BOX (UNDER RIGHT SIDE OF DASH) LEFT MICROPHONE MOST-BUS CONNECTOR NCA WIRE OBDII SOCKET 12 13 3 11 (UNDER LEFT SIDE OF DASH) ORG/ WIRE ORG/GRN WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/VIO WIRE RED/YEL WIRE RELAY ENERGIZED USB PORT 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

BLK WIRE BLK/BRN WIRE BLK/GRN WIRE BLU/BRN WIRE BLU/RED WIRE BRN WIRE BRN/BLK WIRE BRN/GRN WIRE COUPE CONVERTIBLE ELECTRONICS JUNCTION BOX FUSE FUSE HOLDER (RIGHT SIDE OF REAR COMPT) GRN WIRE GRN/BLK WIRE GRN/WHT WIRE HEADLIGHT CLEANING SYSTEM RELAY HEADLIGHT WASHER PUMP (BEHIND RIGHT FRONT WHEEL) HOT AT ALL TIMES HOT W/ TERMINAL 15 RELAY ENERGIZED JUNCTION BOX (UNDER RIGHT SIDE OF DASH) INSTRUMENT CLUSTER CONTROL MODULE LEFT HEATED WASHER NOZZLE NCA WIRE ORG/GRN WIRE OUTSIDE TEMPERATURE SENSOR (FRONT CENTER OF BUMPER) POWER DISTRIBUTION SYSTEM RAIN/HEADLIGHT SENSOR (CENTER OF WINDSHIELD) REAR FUSE RED WIRE RED/BRN WIRE RED/WHT WIRE RIGHT HEATED WASHER NOZZLE ROOF FUNCTION CONTROL CENTER SIDE OF DASH) WASHER FLUID LEVEL SWITCH (BEHIND RIGHT FRONT WHEEL) WHT/BRN WIRE WIND- SHIELD WASHER PUMP (BEHIND RIGHT FRONT WHEEL) WIPER MOTOR (LEFT SIDE OF WINDSHIELD) WIPER RELAY

BLK WIRE BLK/BRN WIRE BLK/GRN WIRE BLU/BRN WIRE BLU/RED WIRE BRN WIRE BRN/BLK WIRE BRN/GRN WIRE COUPE CONVERTIBLE ELECTRONICS JUNCTION BOX FUSE FUSE HOLDER (RIGHT SIDE OF REAR COMPT) GRN WIRE GRN/BLK WIRE GRN/WHT WIRE HEADLIGHT CLEANING SYSTEM RELAY HEADLIGHT WASHER PUMP (BEHIND RIGHT FRONT WHEEL) HOT AT ALL TIMES HOT W/ TERMINAL 15 RELAY ENERGIZED JUNCTION BOX (UNDER RIGHT SIDE OF DASH) INSTRUMENT CLUSTER CONTROL MODULE LEFT HEATED WASHER NOZZLE NCA WIRE ORG/GRN WIRE OUTSIDE TEMPERATURE SENSOR (FRONT CENTER OF BUMPER) POWER DISTRIBUTION SYSTEM RAIN/HEADLIGHT SENSOR (CENTER OF WINDSHIELD) REAR FUSE RED WIRE RED/BRN WIRE RED/WHT WIRE RIGHT HEATED WASHER NOZZLE ROOF FUNCTION CONTROL CENTER SIDE OF DASH) WASHER FLUID LEVEL SWITCH (BEHIND RIGHT FRONT WHEEL) WHT/BRN WIRE WIND- SHIELD WASHER PUMP (BEHIND RIGHT FRONT WHEEL) WIPER MOTOR (LEFT SIDE OF WINDSHIELD) WIPER RELAY