BMW 3 series F30/F31 (2011-2015) brn Wiring diagrams

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

BLU WIRE BLU/RED WIRE BRAKE FLUID LEVEL SWITCH (LEFT REAR OF ENGINE COMPT) BRAKE LIGHT SWITCH (UNDER LEFT SIDE OF DASH) BRN WIRE BRN/BLK WIRE BRN/GRN WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE CENTER CONSOLE OPERATING UNIT COMPUTER DATA LINES SYSTEM DYNAMIC STABILITY CONTROL (DSC) (LEFT REAR OF ENGINE COMPT) FRONT POWER DISTRIBUTION BOX (RIGHT REAR OF ENGINE COMPT) FUSE 29 FUSE 404 FUSE 58 GRN WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/RED WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE GRY/RED WIRE HOT AT ALL TIMES HOT W/ LEFT FRONT BRAKE PAD WEAR SENSOR (BEHIND LEFT FRONT WHEEL) LEFT FRONT WHEEL SPEED SENSOR (BEHIND LEFT FRONT WHEEL) LEFT REAR WHEEL SPEED SENSOR (BEHIND LEFT REAR WHEEL) NCA WIRE PARKING BRAKE WARNING SWITCH (UNDER CENTER CONSOLE) PNK/BLK WIRE PNK/BLU WIRE RED/BLU WIRE RED/VIO 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) STEERING COLUMN SWITCH CLUSTER WHT/BLU WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/BRN WIRE

1 14 7 8 CAN LOW CAN HI 12 26 LIN BUS SIG E-BOX SIG 15 13 SENS SIG SENS SIG 3.0L 3.0L TURBO 4 17 55 41 SENS SIG SENS GND 9 6 19 RAD SHUTTER SENS SIG SENS SIG BLK/BLU WIRE BLK/GRY WIRE BLK/VIO WIRE BLK/YEL WIRE BLU/RED WIRE BRN WIRE BRN/ORG WIRE BRN/WHT WIRE BSD SIG CHAMBER E-BOX) CHARACTERISTIC MAP THERMOSTAT (REAR OF ENGINE) COMPUTER DATA LINES DME CONTROL UNIT (RIGHT REAR OF ENGINE COMPT) E-BOX FAN (BOTTOM OF E-BOX) EAC SENSOR (BEHIND RADIATOR) ELEC FAN ELECTRIC COOLANT PUMP (3.0L, 3.0L TURBO, 3.0L TWIN TURBO) (REAR OF ENGINE) ELECTRIC FAN (FRONT OF ENGINE COMPT) ELECTRIC FAN 400 WATT ELECTRIC FAN 600 WATT 2 3 4 ELECTRIC FAN 850 WATT ENGINE COOLANT TEMPERATURE SENSOR (3.0L, TURBO: REAR OF ENGINE) FUSE FUSE 7 FUSE 3 HOT AT ALL TIMES HOT AT HOT AT ALL ALL TIMES TIMES ENGINE ELECTRONICS FUSE CARRIER (RIGHT PLENUM HOT W/ DME RELAY ENERGIZED HOT W/ TERMINAL JUNCTION BOX (UNDER RIGHT SIDE OF DASH) NCA WIRE ORG/ WIRE POWER DISTRIBUTION SYSTEM RADIATOR SHUTTER DRIVE UNIT (3.0L, 3.0L TURBO, 3.0L TWIN TURBO) RADIATOR SHUTTER SOLENOID RED WIRE RED/BLU WIRE RED/GRN WIRE SYSTEM VIO WIRE WHT WIRE WHT/BLU WIRE WHT/RED WIRE YEL WIRE YEL/RED WIRE YEL/WHT WIRE

1 2 3 4 5 6 7 8 9 10 11 12 GND 1 2 3 4 5 6 7 8 9 10 11 12 GND CAN BUS SIG CAN BUS SIG 3.0L A/C, REFRIGERANT COMPRESSOR CONTROL VALVE (RIGHT FRONT OF ENGINE) AIR DISTRIBUTION MICRO SWITCH (CENTER OF DASH) AUXILIARY WATER PUMP (LEFT REAR OF ENGINE COMPT) BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/YEL WIRE BLOWER MOTOR (BEHIND RIGHT SIDE OF DASH) BLOWER OUTPUT STAGE BLOWER SIG SENS GRD VOLT SPLY SENS SPLY SENS SIG BLU WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE CENTER CONSOLE SWITCH CENTER COMPUTER DATA LINES SYSTEM CONDENSATION SENSOR (CENTER OF WINDSHIELD) CONVERTIBLE EXCEPT CONVERTIBLE ELECTRONICS JUNCTION BOX EVAPORATOR TEMPERATURE SENSOR (CENTER OF DASH) FOOTWELL TEMPERATURE SENSOR FUSE 6 FUSE 77 FUSE 88 GRN WIRE GRN/RED WIRE HEATER HEATING/AIR CONDITIONING SYSTEM (CENTER OF DASH, ABOVE RADIO) HOT AT ALL TIMES HOT W/ HOT W/ TERMINAL 15 RELAY ENERGIZED INDEPENDENT HEATING CIRCUIT JUNCTION BOX (UNDER RIGHT SIDE OF DASH) MIXING AIR CONTROL SOLAR SENSOR (TOP CENTER OF DASH) NCA WIRE ORG/GRN WIRE POWER DISTRIBUTION SYSTEM REAR COMPARTMENT FRESH AIR GRILLE RED WIRE RED/GRY WIRE RED/VIO WIRE RED/YEL WIRE RELAY ENERGIZED ROOF FUNCTION CONTROL CENTER VENTILATION TEMPERATURE SENSOR (CENTER OF DASH) WATER VALVE (LEFT SIDE OF AUXILIARY WATER PUMP) WHT WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/GRY WIRE YEL WIRE YEL/BRN WIRE YEL/RED WIRE

AIR DISTRIBUTION FLAP MOTOR (CENTER OF DASH, ABOVE RADIO) AUC SENSOR (RIGHT REAR OF ENGINE COMPT) BLU WIRE BRN WIRE BRN/BLK WIRE DEFROSTER FLAP MOTOR (BEHIND RIGHT SIDE OF DASH) ELECTRIC FAN 850 WATT 2 3 ELECTRIC FAN 400 WATT ELECTRIC FAN 600 WATT FOOTWELL FLAP MOTOR (CENTER OF DASH, ABOVE RADIO) FRESH AIR/ RECIRCULATED AIR FLAP MOTOR (BEHIND RIGHT SIDE OF DASH) FRONT MIXING FLAP MOTOR (LEFT SIDE OF DASH) GRN WIRE GRN/RED WIRE HOT AT ALL TIMES REAR FUSE FUSE HOLDER (RIGHT SIDE OF REAR COMPT) LEFT MIXED AIR FLAP MOTOR (CENTER OF DASH, ABOVE RADIO) REAR COMPARTMENT MIXING AIR FLAP MOTOR (UNDER RIGHT SIDE OF DASH) RED WIRE RED/BLU (OR RED) WIRE RED/BLU WIRE RED/GRN WIRE RIGHT MIXED AIR FLAP MOTOR (CENTER OF DASH, ABOVE RADIO) VENTILATION, MIXED FLAP MOTOR YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/RED WIRE YEL/VIO WIRE

1 14 7 8 CAN LOW CAN HI 12 26 LIN BUS SIG E-BOX SIG 15 13 SENS SIG SENS SIG 3.0L 3.0L TURBO 4 17 55 41 SENS SIG SENS GND 9 6 19 RAD SHUTTER SENS SIG SENS SIG BLK/BLU WIRE BLK/GRY WIRE BLK/VIO WIRE BLK/YEL WIRE BLU/RED WIRE BRN WIRE BRN/ORG WIRE BRN/WHT WIRE BSD SIG CHAMBER E-BOX) CHARACTERISTIC MAP THERMOSTAT (REAR OF ENGINE) COMPUTER DATA LINES DME CONTROL UNIT (RIGHT REAR OF ENGINE COMPT) E-BOX FAN (BOTTOM OF E-BOX) EAC SENSOR (BEHIND RADIATOR) ELEC FAN ELECTRIC COOLANT PUMP (3.0L, 3.0L TURBO, 3.0L TWIN TURBO) (REAR OF ENGINE) ELECTRIC FAN (FRONT OF ENGINE COMPT) ELECTRIC FAN 400 WATT ELECTRIC FAN 600 WATT 2 3 4 ELECTRIC FAN 850 WATT ENGINE COOLANT TEMPERATURE SENSOR (3.0L, TURBO: REAR OF ENGINE) FUSE FUSE 7 FUSE 3 HOT AT ALL TIMES HOT AT HOT AT ALL ALL TIMES TIMES ENGINE ELECTRONICS FUSE CARRIER (RIGHT PLENUM HOT W/ DME RELAY ENERGIZED HOT W/ TERMINAL JUNCTION BOX (UNDER RIGHT SIDE OF DASH) NCA WIRE ORG/ WIRE POWER DISTRIBUTION SYSTEM RADIATOR SHUTTER DRIVE UNIT (3.0L, 3.0L TURBO, 3.0L TWIN TURBO) RADIATOR SHUTTER SOLENOID RED WIRE RED/BLU WIRE RED/GRN WIRE SYSTEM VIO WIRE WHT WIRE WHT/BLU WIRE WHT/RED WIRE YEL WIRE YEL/RED WIRE YEL/WHT WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 PWR SPLY AIR CONDITIONING CONTROL PANEL AIR DISTRIBUTION MICRO SWITCH (BASIC) (CENTER OF DASH) AUDIO CONTROL PANEL BASIC BLK WIRE BLK/VIO WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/GRY WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM ENGINE COMPT) EVAPORATOR TEMP SNSR FOOTWELL TEMP SNSR SIG GND FRONT CENTER VENTILATION GRILLE FRONT ELECTRONIC MODULE FUSE 10 GND K-CAN BUS SIG K-CAN BUS SIG GRILLE GRN WIRE GRY/GRN WIRE GRY/RED WIRE HEATING/AIR CONDITIONING SYSTEM (CENTER OF DASH, ABOVE RADIO) HOT AT ALL TIMES LEFT FOOTWELL EVAPORATOR TEMPERATURE TEMPERATURE SENSOR SENSOR (CENTER OF DASH) LEFT FRONT VENTILATION TEMPERATURE SENSOR LIN BUS SIG LOCATOR LIGHTING ORG/GRN WIRE PWR SPLY REAR COMPARTMENT VENTILATION RED WIRE RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE REFRIGERANT PRESSURE SENSOR (RIGHT FRONT OF RH FOOTWELL TEMP SNSR RH FR VENTILATION TEMP SNSR RIGHT FOOTWELL TEMPERATURE SENSOR RIGHT FRONT VENTILATION TEMPERATURE SENSOR SENS SIG SPLY SENS GND MIXING SIR CNTR SIG EVAPORATOR TEMP SNSR SIG VIO WIRE VIO/GRN WIRE VOL SPLY LIN BUS SIG GND W/ NAVIGATION W/O NAVIGATION WHT/BLU WIRE WHT/BRN WIRE YEL WIRE YEL/BRN WIRE

2.0L TURBO 2.0L TURBO 200W 2.0L TURBO 400W, 2.0L TURBO EXCEPT SULEV, 3.0L TURBO 335I, 3.0L TWIN 2.0L TURBO SULEV 4 13 28 18 CUT-OUT RELAY PT-CAN BUS SIG PT-CAN BUS SIG ELEC FAN 41 46 17 35 24 53 BSD BUS SIG SPLY PUMP 46 37 25 54 SPLY MAP MAP THERMOSTAT TEMP SENS TEMP SENS SIG BLK/GRN WIRE BLK/GRY WIRE BLK/YEL WIRE BLU WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE BRN/RED WIRE BRN/WHT WIRE CHARACTERISTIC MAP THERMOSTAT (3.0L TWIN TURBO: REAR OF ENGINE) COMPUTER DATA LINES SYSTEM ELECTRIC COOLANT PUMP (REAR OF ENGINE) ELECTRIC COOLANT PUMP 2 ELECTRIC FAN (FRONT OF ENGINE COMPT) ELECTRIC FAN CUT OUT RELAY ENGINE CONTROLS SYSTEM EVAPORATOR FOOTWELL TEMPERATURE TEMPERATURE SENSOR SENSOR (CENTER OF DASH) FRONT POWER DISTRIBUTION BOX (RIGHT REAR OF ENGINE COMPT) FUSE FUSE 29 GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT AT ALL TIMES POWER DISTRIBUTION BOX HOT W/ MANAGEMENT ELECTRONICS ACCUMULATOR (HYBRID) RADIATOR OUTLET TEMPERATURE SENSOR (2.0L TURBO SULEV) (RIGHT SIDE OF ENGINE) RED WIRE RED/BRN WIRE RED/GRN WIRE RED/VIO WIRE REFRIGERANT SHUT-OFF VALVE (HIGH VOLTAGE BATTERY) (HYBRID) RELAY ENERGIZED SHUT-OFF VALVE VENTILATION TEMPERATURE SENSOR (CENTER OF DASH) VIO WIRE VIO/GRN WIRE WHT WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/YEL WIRE YEL WIRE YEL/BRN WIRE

A/C COMPRESSOR AIR DISTRIBUTION FLAP MOTOR (BASIC) (CENTER OF DASH, ABOVE RADIO) AUC SENSOR (RIGHT REAR OF ENGINE COMPT) AUXILIARY WATER PUMP (HYBRID) (LEFT REAR OF ENGINE COMPT) BASIC BLK WIRE BLK/YEL WIRE BLOWER MOTOR (BEHIND RIGHT SIDE OF DASH) BLOWER OUTPUT STAGE BLU WIRE BLU/WHT WIRE BRN WIRE BRN/BLK WIRE COMPUTER DATA LINES SYSTEM CONTROL VALVE DEFROSTER FLAP MOTOR (HIGH) (BEHIND RIGHT ELECTRICAL MACHINE ELECTRONICS (UNDER LEFT FRONT OF VEHICLE) FRESH AIR FLAP MOTOR (BEHIND RIGHT SIDE OF DASH) FRONT ELECTRIC AUXILIARY HEATER FRONT POWER DISTRIBUTION BOX FRONT REFRIGERANT SHUT-OFF VALVE (HYBRID) FUSE 28 FUSE 41 FUSE 33 (RIGHT REAR OF ENGINE COMPT) FUSE 402 FUSE 405 FUSE 56 GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRY/VIO WIRE HOT AT ALL TIMES HOT W/ LEFT FRONT FOOTWELL FLAP MOTOR (HIGH) LEFT FRONT STRATIFICATION FLAP MOTOR (HIGH) LEFT MIXING FLAP MOTOR (HIGH) MAGNETIC CLUTCH MIXING FLAP DRIVE (BASIC) ORG/ WIRE RAIN/LIGHTS/ CONDENSATION/ SOLAR SENSOR (SOLAR SENSOR:TOP CENTER OF DASH) REAR COMPARTMENT FLAP MOTOR (HIGH) (UNDER RIGHT SIDE OF DASH) RED WIRE RED/BRN WIRE RED/WHT WIRE RED/YEL WIRE RELAY ENERGIZED RIGHT FRONT FOOTWELL FLAP MOTOR (HIGH) RIGHT FRONT STRATIFICATION FLAP MOTOR (HIGH) RIGHT MIXING FLAP MOTOR (HIGH) SIDE OF DASH) VIO/GRN WIRE WATER VALVE (LEFT SIDE OF AUXILIARY WATER PUMP) WHT WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/RED WIRE WHT/VIO WIRE WHT/YEL WIRE YEL WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRN WIRE