BMW 3 series F30/F31 (2011-2015) car access system (under left side of dash) Wiring diagrams

4.0L A/T ACTIVE BODYWORKS, POWER TOPS SYSTEMS ANTI-LOCK BRAKES SYSTEM BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/RED WIRE BLK/VIO WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BRAKE LIGHT SWITCH (UNDER LEFT SIDE OF DASH) BRN WIRE BRN/BLK WIRE BRN/GRY WIRE CAR ACCESS SYSTEM (UNDER LEFT SIDE OF DASH) CENTER CONSOLE CLUTCH SWITCH MODULE (M/T) (UNDER LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM CONTROLLER COUPE COUPE CONVERTIBLE 2 3 4 CRASH SAFETY MODULE (REAR OF CRUISE CONTROL SYSTEM DC/DC CONVERTER (RIGHT REAR OF ELECTRIC STEERING LOCK (ON STEERING COLUMN) ELECTRONICS JUNCTION BOX ENG STRT SIG CENTER ISG EXCEPT 4.0L FOOTWELL MODULE (UNDER LEFT FUEL INJECTOR RELAY (RIGHT REAR OF ENGINE COMPT) FUSE FUSE 55 FUSE 63 FUSE 61 GRN WIRE GRN/BLK WIRE GRN/BRN WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/BRN WIRE HOOD CONTACT SWITCH (LEFT REAR OF ENGINE COMPT) HOT AT ALL TIMES HOT W/ BI-STABLE RELAY ENERGIZED JUNCTION BOX (UNDER RIGHT SIDE OF DASH) LUGGAGE COMPT) M/T MULTIPLE RESTRAINT SYSTEM CONTROL MODULE NCA WIRE ORG/GRN WIRE RED WIRE RED/BLU WIRE RED/VIO WIRE RED/YEL WIRE RELAY ROLLOVER PROTECTION SEAT OCCUPANCY DETECTOR SIDE OF DASH) STARTING/CHARGING SYSTEM TCU TELE SIG FT LID CONT SIG REAR LID SIG HOTEL SW SIG TRANS SIG TERM 15 SIG TERM R SIG TERM R SIG TERM R TERM R SIG DC/DC CONV TERM 15 SIG TERM 15 SIG TERMINAL TERMINAL 15 RELAY TRANSMISSION CONTROL MODULE (BOTTOM OF TRANSMISSION) TRANSMISSIONS SYSTEM TRUNK, TAILGATE, FUEL DOORS SYSTEM VIO WIRE VIO/BLU WIRE VIO/GRN WIRE VIO/RED WIRE VIO/WHT WIRE VIO/YEL WIRE WHT WIRE YEL WIRE YEL/BLU WIRE YEL/RED WIRE YEL/VIO WIRE

BLK WIRE BLU/GRY WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE CAR ACCESS SYSTEM (UNDER LEFT SIDE OF DASH) CAR INFORMATION COMPUTER CIC COMFORT ACCESS CONTROL UNIT (RIGHT SIDE OF REAR COMPT) COMPUTER DATA LINES SYSTEM COUPE CONVERTIBLE ELECTROCHROMIC INTERIOR REAR VIEW MIRROR FBD RECEIVER FRONT INNER ANTENNA CENTER CONSOLE GRN WIRE GRY WIRE GRY/GRN WIRE GRY/VIO WIRE GRY/WHT WIRE GRY/YEL WIRE NCA WIRE ORG/GRN WIRE PASSENGER'S SIDE OUTER DOOR HANDLE ELECTRONIC MODULE REAR FENDER AERIAL REAR INNER ANTENNA LUGGAGE COMPARTMENT REAR INTERIOR ANTENNA CENTER CONSOLE RED WIRE RED/VIO WIRE RED/YEL WIRE REMOTE CONTROL RECEIVER ROOF ANTENNA SLIDE-IN COMPARTMENT SOUND SYSTEMS START-STOP BUTTON WHT WIRE WHT/BLK WIRE WHT/GRN WIRE

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

18 19 K CAN L K CAN H 19 26 35 WAKE-UP K CAN L K CAN H 2 1 3 2 F CAN H F CAN L 2 1 F CAN H F CAN L 3.0L TWIN TURBO EXCEPT SEDAN 4 3 K CAN L K CAN H 5 6 3 9 8 F CAN H F CAN L WAKE-UP PT CAN H PT CAN L 5 6 K CAN H K CAN L 5 6 K CAN L K CAN H 9 11 K CAN L K CAN H ACTIVE STEERING (IF EQUIPPED) (BEHIND LEFT FRONT WHEEL) BLK WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE CAR ACCESS SYSTEM (UNDER LEFT SIDE OF DASH) CAR INFORMATION COMPUTER CIC CAR INFORMATION COMPUTER CIC (W/ CIC) CCC/M-ASK (W/ CCC/M-ASK) CENTRAL INFORMATION DISPLAY 6 7 K CAN L K CAN H COMBOX (UNDER LEFT SIDE OF DME CONTROL MODULE (RIGHT REAR OF ENGINE COMPT) 3.0L, 4.0L DRIVER'S SEAT HEATING MODUULE DSC SENSOR (LEFT FRONT FOOTWELL) DSC SENSOR 2 (W/ ACTIVE STEERING) (UNDER DRIVER'S SEAT) ELECTRONICS JUNCTION BOX FUSE 74 GRN ORG/ WIRE GRN WIRE GRN/RED WIRE HEATING/AIR CONDITIONING SYSTEM (CENTER OF DASH, ABOVE RADIO) HOT AT ALL TIMES INSTRUMENT CLUSTER CONTROL UNIT JUNCTION BOX (UNDER RIGHT SIDE OF DASH) K CAN H K CAN L LUGGAGE COMPT FLOOR) MULTIPLE RESTRAINT SYSTEM CONTROL UNIT (REAR OF CENTER CONSOLE) NCA WIRE OBDII SOCKET (UNDER LEFT SIDE OF DASH) ORG/GRN WIRE RADIO (W/ RADIO) RED WIRE RED/YEL WIRE SIREN W/ TILT ALARM SENSOR STEERING COLUMN SWITCH CLUSTER STEERING GEAR (4.0L) W/O BOSCH DSC, W/ ACTIVE STEERING W/O BOSCH W/ BOSCH WHT/BLU WIRE WHT/YEL WIRE

18 19 K CAN L K CAN H 19 26 35 WAKE-UP K CAN L K CAN H 2 1 3 2 F CAN H F CAN L 2 1 F CAN H F CAN L 3.0L TWIN TURBO EXCEPT SEDAN 4 3 K CAN L K CAN H 5 6 3 9 8 F CAN H F CAN L WAKE-UP PT CAN H PT CAN L 5 6 K CAN H K CAN L 5 6 K CAN L K CAN H 9 11 K CAN L K CAN H ACTIVE STEERING (IF EQUIPPED) (BEHIND LEFT FRONT WHEEL) BLK WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE CAR ACCESS SYSTEM (UNDER LEFT SIDE OF DASH) CAR INFORMATION COMPUTER CIC CAR INFORMATION COMPUTER CIC (W/ CIC) CCC/M-ASK (W/ CCC/M-ASK) CENTRAL INFORMATION DISPLAY 6 7 K CAN L K CAN H COMBOX (UNDER LEFT SIDE OF DME CONTROL MODULE (RIGHT REAR OF ENGINE COMPT) 3.0L, 4.0L DRIVER'S SEAT HEATING MODUULE DSC SENSOR (LEFT FRONT FOOTWELL) DSC SENSOR 2 (W/ ACTIVE STEERING) (UNDER DRIVER'S SEAT) ELECTRONICS JUNCTION BOX FUSE 74 GRN ORG/ WIRE GRN WIRE GRN/RED WIRE HEATING/AIR CONDITIONING SYSTEM (CENTER OF DASH, ABOVE RADIO) HOT AT ALL TIMES INSTRUMENT CLUSTER CONTROL UNIT JUNCTION BOX (UNDER RIGHT SIDE OF DASH) K CAN H K CAN L LUGGAGE COMPT FLOOR) MULTIPLE RESTRAINT SYSTEM CONTROL UNIT (REAR OF CENTER CONSOLE) NCA WIRE OBDII SOCKET (UNDER LEFT SIDE OF DASH) ORG/GRN WIRE RADIO (W/ RADIO) RED WIRE RED/YEL WIRE SIREN W/ TILT ALARM SENSOR STEERING COLUMN SWITCH CLUSTER STEERING GEAR (4.0L) W/O BOSCH DSC, W/ ACTIVE STEERING W/O BOSCH W/ BOSCH WHT/BLU WIRE WHT/YEL WIRE

1 2 ACTIVATION- ACTIVATION- ACTIVATION- ACTIVATION- ACTIVATION- SWF SIG HALL SNS HALL SNS SWF SIG- HALL SNS AERIAL DIVERSITY (CENTER REAR OF ROOF) BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/GRN WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/RED WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE CAN-H- CAN-L- CAR ACCESS SYSTEM (UNDER LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM CONVERTIBLE TOP MODULE (CTM) FUSE 106 FUSE 25 GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/RED WIRE HARDTOP DRIVE UNIT RELAY 1 (ON HARDTOP DRIVE UNIT) HARDTOP LOCK DRIVE UNIT HARDTOP OPERATING UNIT HOT AT ALL TIMES JUNCTION BOX (UNDER RIGHT SIDE OF DASH) LED ACT GRN- WIRE LED ACT RED- WIRE LEFT AUTOMATIC SOFT CLOSE DRIVE (LEFT SIDE OF RETRACTABLE HARDTOP STOWAGE COVER) LEFT COUPLING FASTENER CLOSED MICRO SWITCH (LEFT SIDE OF CONVERTIBLE TOP COMPT) NCA WIRE ORG/GRN WIRE REAR FUSE HOLDER (RIGHT SIDE OF REAR COMPT) REAR MODULE ALMOST CLOSED HALL SENSOR REAR MODULE OPEN HALL SENSOR RED WIRE RED/GRY WIRE RELAY ENERGIZED RETRACTABLE HARDTOP OUTPUTS RETRACTABLE HARDTOP INPUTS RIGHT COUPLING FASTENER CLOSED MICRO SWITCH RIGHT COUPLING FASTENER OPENED HALL SENSOR ROOF OPEN/ CLOSE SW SIG SWF SIG- SWF SIG- SWF SIG HALL SNS HALL SNS SIG HALL SNS SIG SWF SIG SWF SIG- SWF SIG- SWF SIG- SWF SIG- GND TOWING HITCH RELEASE DRIVE UNIT (REAR OF VEHICLE) WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE WHT/YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/GRY WIRE YEL/RED WIRE

BLK WIRE BRN WIRE BRN/RED WIRE BRN/YEL WIRE CAR ACCESS SYSTEM (UNDER LEFT SIDE OF DASH) ELECTRONICS JUNCTION BOX FANFARE HORN FUSE 57 GRN WIRE HORN SWITCH HOT AT ALL TIMES REAR FUSE HOLDER (RIGHT SIDE OF REAR COMPT) FUSE 101 JUNCTION BOX LEFT HORN (LEFT SIDE OF FRONT BUMPER) RED WIRE RELAY RIGHT HORN (RIGHT SIDE OF FRONT BUMPER) STEERING COLUMN SWITCH CLUSTER TERMINAL 15 RELAY VIO/BLU WIRE

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

AERIAL DIVERSITY (CENTER REAR OF ROOF) BLU/RED WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE CAR ACCESS SYSTEM (UNDER LEFT SIDE OF DASH) COMFORT ACCESS CONTROL MODULE (RIGHT SIDE OF REAR COMPT) COMPUTER DATA LINES SYSTEM COUPE CONVERTIBLE COUPE W/ SUNROOF ELECTROCHROMIC INTERIOR REAR VIEW MIRROR FBD RECEIVER FUSE 25 FUSE 63 FUSE 7 GRN WIRE GRN/WHT WIRE GRY/BLK WIRE GRY/VIO WIRE HIGH BEAM 1 2 ASSISTANT SENSOR, CONTROL HOT AT ALL TIMES HOT AT ALL TIMES JUNCTION BOX (UNDER RIGHT SIDE OF DASH) FUSE 62 HOT W/ HOT W/ TERMINAL 15 RELAY ENERGIZED LED ANTI- THEFT ALARM SYSTEM ORG/GRN WIRE POWER DISTRIBUTION SYSTEM PWR RED/BLK WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RELAY ENERGIZED REMOTE CONTROL RECEIVER ROOF FUNCTION CONTROL CENTER SIREN W/ TILT ALARM SENSOR

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 WINDOW MOTOR (LEFT FRONT DOOR) FOOTWELL MODULE (UNDER LEFT SIDE OF DASH) GRN WIRE GRN/YEL WIRE GROUND TERMINAL 30 SIGNAL SIGNAL GROUND TRANSDUCER 2 TRANSDUCER 2 TRANSDUCER 1 GRY WIRE GRY/BLU WIRE HOT W/ ORG/ WIRE ORG/GRN WIRE PASSENGER'S DOOR POWER WINDOW SWITCH PASSENGER'S WINDOW MOTOR (RIGHT FRONT DOOR) RED WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/YEL WIRE RELAY ENERGIZED JUNCTION BOX FUSE (UNDER RIGHT SIDE OF DASH) 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