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

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 VOLT SPLY SPLY TERMINAL BLU/BLK WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/WHT WIRE BRN WIRE CAR ACCESS SYSTEM (UNDER LEFT SIDE OF DASH) GND GND ACT REL BTN PWR SPLY SW GREEN LED ACT GRN/BLK WIRE POWER TOPS SYSTEM RED LED ACT WIRE RED/BLK WIRE RELAY ENERGIZED JUNCTION FUSE 24 BOX (UNDER RIGHT SIDE OF DASH) RIGHT LUGGAGE COMPARTMENT LIGHT SW SIG SW SIG TERMINAL 15 TRUNK LID SIG SPKR SIG TOWING HITCH RELEASE TOWING HITCH RELEASE BUTTON TOWING HITCH RELEASE DRIVE UNIT (REAR OF VEHICLE) TRAILER MODULE (RIGHT SIDE OF REAR COMPT) TRUNK LID, CENTRAL LOCKING DRIVE (ON REAR COMPARTMENT DOOR) WHT/BLU WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/RED WIRE WHT/YEL WIRE YEL/GRN WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 VOLT SPLY SPLY TERMINAL BLU/BLK WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/WHT WIRE BRN WIRE CAR ACCESS SYSTEM (UNDER LEFT SIDE OF DASH) GND GND ACT REL BTN PWR SPLY SW GREEN LED ACT GRN/BLK WIRE POWER TOPS SYSTEM RED LED ACT WIRE RED/BLK WIRE RELAY ENERGIZED JUNCTION FUSE 24 BOX (UNDER RIGHT SIDE OF DASH) RIGHT LUGGAGE COMPARTMENT LIGHT SW SIG SW SIG TERMINAL 15 TRUNK LID SIG SPKR SIG TOWING HITCH RELEASE TOWING HITCH RELEASE BUTTON TOWING HITCH RELEASE DRIVE UNIT (REAR OF VEHICLE) TRAILER MODULE (RIGHT SIDE OF REAR COMPT) TRUNK LID, CENTRAL LOCKING DRIVE (ON REAR COMPARTMENT DOOR) WHT/BLU WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/RED WIRE WHT/YEL WIRE YEL/GRN WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 VOLT SPLY SPLY TERMINAL BLU/BLK WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/WHT WIRE BRN WIRE CAR ACCESS SYSTEM (UNDER LEFT SIDE OF DASH) GND GND ACT REL BTN PWR SPLY SW GREEN LED ACT GRN/BLK WIRE POWER TOPS SYSTEM RED LED ACT WIRE RED/BLK WIRE RELAY ENERGIZED JUNCTION FUSE 24 BOX (UNDER RIGHT SIDE OF DASH) RIGHT LUGGAGE COMPARTMENT LIGHT SW SIG SW SIG TERMINAL 15 TRUNK LID SIG SPKR SIG TOWING HITCH RELEASE TOWING HITCH RELEASE BUTTON TOWING HITCH RELEASE DRIVE UNIT (REAR OF VEHICLE) TRAILER MODULE (RIGHT SIDE OF REAR COMPT) TRUNK LID, CENTRAL LOCKING DRIVE (ON REAR COMPARTMENT DOOR) WHT/BLU WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/RED WIRE WHT/YEL WIRE YEL/GRN WIRE

BLU WIRE BLU/BRN/YEL WIRE BLU/RED WIRE BLU/VIO WIRE BRAKE FLUID LEVEL SWITCH (LEFT REAR OF ENGINE COMPT) BRAKE LIGHT SWITCH (UNDER LEFT SIDE OF DASH) BRK FLD LVL RF WHL SPD BRN WIRE BRN/BLK WIRE BRN/GRN/YEL WIRE BRN/RED WIRE BRN/WHT WIRE CAR ACCESS SYSTEM (UNDER LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM DME CONTROL MODULE (RIGHT REAR OF ENGINE COMPT) DYNAMIC STABILITY CONTROL (DSC) (LEFT REAR OF ENGINE COMPT) EDC ELECTRONIC DAMPER CONTROL (RIGHT SIDE OF REAR COMPT) FUSE GRN/RED WIRE GROUND F-CAN-LOW HAZARD WARNING SWITCH HOT AT ALL TIMES JUNCTION BOX (UNDER RIGHT SIDE OF DASH) JUNCTION BOX ELECTRONICS LEFT FRONT BRAKE PAD WEAR SENSOR (BEHIND LEFT FRONT WHEEL) LEFT REAR WHEEL SPEED SENSOR (BEHIND LEFT REAR WHEEL) NCA WIRE PARKING BRAKE WARNING SWITCH (UNDER CENTER CONSOLE) RED WIRE RED/ BLU WIRE RED/BLK WIRE RED/BLU WIRE RED/GRY WIRE RED/YEL WIRE RELAY ENERGIZED RF WHL SPD RR WHL SPD LR WHL SPD LF WHL SPD LF WHL SPD RIGHT REAR BRAKE PAD WEAR SENSOR (FRONT OF RIGHT REAR WHEEL) RIGHT REAR WHEEL SPEED SENSOR (BEHIND RIGHT REAR WHEEL) RR BRK PAD RR WHL SPD RR WHL SPP SEN GROUND STEERING COLUMN SWITCH CLUSTER TELEPHONE TRANSCEIVER (CENTER OF REAR COMPT) TERMINAL 15 COND WEL SPD PT CAN HIGH GROUND VIO/WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/RED WIRE YEL/VIO WIRE YEL/WHT WIRE

BLK/RED/WHT WIRE BLK/VIO WIRE BLK/YEL WIRE BLU WIRE BLU/BRN/YEL WIRE BLU/GRN WIRE BLU/RED WIRE BLU/VIO WIRE BLU/WHT/YEL WIRE BRAKE FLUID LEVEL SWITCH (LEFT REAR OF ENGINE COMPT) BRAKE LIGHT SWITCH (UNDER LEFT SIDE OF DASH) BRK FLD LVL BRK LIGHT LF BRK PAD BRN WIRE BRN/BLK WIRE BRN/GRN/YEL WIRE BRN/RED WIRE CAR ACCESS SYSTEM (UNDER LEFT SIDE OF DASH) CENTER CONSOLE SWITCH CLUSTER COMPUTER DATA LINES SYSTEM COND WHL SPD F-CAN-LOW DSC SENS DME CONTROL MODULE DSC SENSOR (LEFT FRONT FOOTWELL) DSC SENSOR 2 (W/ ACTIVE STEERING) (UNDER DRIVER'S SEAT) DYNAMIC STABILITY CONTROL (DSC) (LEFT REAR OF ENGINE COMPT) F-CAN HIGH RF WHL OUT FUSE GRN/RED WIRE HAZARD WARNING SWITCH HOT AT ALL TIMES JUNCTION BOX (UNDER RIGHT SIDE OF DASH) JUNCTION BOX ELECTRONICS LEFT FRONT BRAKE PAD WEAR SENSOR (BEHIND LEFT FRONT WHEEL) LEFT FRONT WHEEL SPEED SENSOR (FRONT OF LEFT FRONT WHEEL) LEFT REAR WHEEL SPEED SENSOR (BEHIND LEFT REAR WHEEL) LF WHL OUT PT CAN LOW GROUND LF WHL SPD LF WHL SPD GROUND NCA WIRE PARKING BRAKE WARNING SWITCH (UNDER CENTER CONSOLE) RED WIRE RED/BLU WIRE RED/GRY WIRE RED/YEL WIRE RELAY ENERGIZED RIGHT FRONT WHEEL SPEED SENSOR (BEHIND RIGHT FRONT WHEEL) RIGHT REAR BRAKE PAD WEAR SENSOR (FRONT OF RIGHT REAR WHEEL) RIGHT REAR WHEEL SPEED SENSOR (BEHIND RIGHT REAR WHEEL) RR BRK PAD RR WHL OUT PT CAN LOW PT CAN HIGH RR WHL OUT RF BRK PAD STEERING COLUMN SWITCH CLUSTER TCU TELEPHONE TRANSCEIVER (CENTER OF REAR COMPT) TERMINAL 15 PT CAN HIGH TERMINAL 30 RF WHL SPD RF WHL SPD VIO/WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/RED WIRE YEL/VIO WIRE YEL/WHT WIRE

11 15 26 29 30 8 26 24 14 35 37 F CAN H PT CAN L F CAN L WAKE UP PT CAN H RR SIG 2 4 5 6 12 1 3 4 SPLY TERM 30 1 3 11 GND GND GND 3.0L 3.0L TURBO, 3.0L TURBO HYBRID, 335XI 3.0L TWIN TURBO 2.0L TURBO, 335IS 3.0L TWIN TURBO ACTIVE CRUISE CONTROL (EXCEPT SEDAN) (CENTER OF FRONT BUMPER) BLK WIRE BLK/VIO WIRE BLU WIRE BLU/BRN WIRE BLU/RED WIRE BRN WIRE BRN/BLK WIRE BRN/GRY WIRE BRN/YEL WIRE CAR ACCESS SYSTEM (UNDER LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM DYNAMIC STABILITY CONTROL (DSC) (LEFT REAR OF ENGINE COMPT) ELECTRONICS JUNCTION BOX FUSE 21 FUSE 65 (UNDER RIGHT SIDE OF DASH) FUSE 37 FUSE 75 GRN WIRE GRN/RED WIRE HOT AT ALL TIMES HOT W/ DME RELAY ENERGIZED JUNCTION BOX LONGITUDINAL DYNAMICS MANAGEMENT (LEFT SIDE OF DASH) ORG/ WIRE RED WIRE RED/BLK WIRE RED/WHT WIRE RED/YEL WIRE RELAY ENERGIZED SIGNAL SPLY ACC GND ACC SIG ACC SPLY ACC GND ACC SIG ACC 7 11 32 24 27 16 SPLY STEERING COLUMN SWITCH CLUSTER W/ BOSCH W/O BOSCH WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/YEL WIRE YEL WIRE YEL/BLU WIRE YEL/GRN 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) 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

A/T BATTERY BLK WIRE BLK/GRN WIRE BLU WIRE BLU/BLK WIRE BRN WIRE CAR ACCESS SYSTEM (UNDER LEFT SIDE OF DASH) CLUTCH SWITCH MODULE (UNDER LEFT SIDE OF DASH) DME CONTROL UNIT (RIGHT REAR OF ENGINE COMPT) DOUBLE CLUTCH TRANSMISSION GRN/YEL WIRE GRY WIRE JUMP START TERMINAL POINT (RIGHT SIDE OF ENGINE COMPT) LUGGAGE WELL B+ TERMINAL POINT M/T RED WIRE SIDE-IN COMPARTMENT START-STOP BUTTON STARTER TRANSMISSION CONTROL TRANSMISSION CONTROL DKG (BOTTOM OF TRANSMISSION) VIO WIRE WHT WIRE YEL WIRE

BLK WIRE BLU WIRE BRN WIRE BRN/BLK WIRE CAR ACCESS SYSTEM (UNDER LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM CONVERTIBLE COUPE COUPE FUEL FILLER FLAP CENTRAL LOCKING DRIVE FUSE 72 FUSE 73 GRN WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/RED WIRE GRY/YEL WIRE HOT AT ALL TIMES HOTEL SWITCH (COUPE) JUNCTION BOX (UNDER RIGHT SIDE OF DASH) JUNCTION BOX ELECTRONICS LEFT REAR LID LOCK SWITCH (CONVERTIBLE) ORG/GRN WIRE REAR LID RELEASE SWITCH (INTERIOR) RIGHT REAR LID LOCK SWITCH (CONVERTIBLE) TRUNK LID BUTTON TRUNK LID CENTRAL LOCKING DRIVE (ON REAR COMPT DOOR) WHT/BRN WIRE WHT/GRN WIRE YEL/BLU WIRE YEL/RED WIRE