BMW 3 series F30/F31 (2011-2015) hot at all times Wiring diagrams

1 14 7 8 CAN LOW CAN HI 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) E-BOX SIG EAC SENSOR (IF EQUIPPED) (BEHIND RADIATOR) ELEC FAN ELECTRIC COOLANT PUMP (3.0L, 3.0L TWIN TURBO) (REAR OF ENGINE) ELECTRIC FAN (FRONT OF ENGINE COMPT) ELECTRIC FAN (FRONT OF ENGINE COMPT) (RIGHT SIDE OF ENGINE COMPT) ELECTRIC FAN 400 WATT ELECTRIC FAN 600 WATT 2 3 4 ELECTRIC FAN 850 WATT ENGINE COOLANT TEMPERATURE SENSOR (2.0L: TOP FRONT FUSE FUSE 33 FUSE 7 FUSE 3 HOT AT ALL TIMES HOT AT ALL TIMES REAR FUSE FUSE HOLDER (RIGHT SIDE OF COMPT) HOT AT HOT AT ALL ALL TIMES TIMES ENGINE ELECTRONICS FUSE CARRIER (RIGHT PLENUM HOT W/ DME RELAY ENERGIZED HOT W/ DME RELAY ENERGIZED JUNCTION BOX (UNDER RIGHT SIDE OF DASH) FUSE HOT W/ TERMINAL JUNCTION BOX (UNDER RIGHT SIDE OF DASH) NCA WIRE OF ENGINE) (3.0L, 3.0L TURBO: REAR OF ENGINE) ORG/ WIRE RADIATOR OUTLET TEMPERATURE SENSOR (3.0L) (RIGHT SIDE OF ENGINE) RADIATOR SHUTTER DRIVE UNIT (3.0L, 3.0L TWIN TURBO) RADIATOR SHUTTER SOLENOID RED WIRE RED/BLU (OR RED) WIRE RED/BLU WIRE RED/GRN WIRE SYSTEM VIO WIRE WHT WIRE WHT/BLU WIRE WHT/RED WIRE YEL/RED WIRE YEL/WHT WIRE

1 14 7 8 CAN LOW CAN HI 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) E-BOX SIG EAC SENSOR (IF EQUIPPED) (BEHIND RADIATOR) ELEC FAN ELECTRIC COOLANT PUMP (3.0L, 3.0L TWIN TURBO) (REAR OF ENGINE) ELECTRIC FAN (FRONT OF ENGINE COMPT) ELECTRIC FAN (FRONT OF ENGINE COMPT) (RIGHT SIDE OF ENGINE COMPT) ELECTRIC FAN 400 WATT ELECTRIC FAN 600 WATT 2 3 4 ELECTRIC FAN 850 WATT ENGINE COOLANT TEMPERATURE SENSOR (2.0L: TOP FRONT FUSE FUSE 33 FUSE 7 FUSE 3 HOT AT ALL TIMES HOT AT ALL TIMES REAR FUSE FUSE HOLDER (RIGHT SIDE OF COMPT) HOT AT HOT AT ALL ALL TIMES TIMES ENGINE ELECTRONICS FUSE CARRIER (RIGHT PLENUM HOT W/ DME RELAY ENERGIZED HOT W/ DME RELAY ENERGIZED JUNCTION BOX (UNDER RIGHT SIDE OF DASH) FUSE HOT W/ TERMINAL JUNCTION BOX (UNDER RIGHT SIDE OF DASH) NCA WIRE OF ENGINE) (3.0L, 3.0L TURBO: REAR OF ENGINE) ORG/ WIRE RADIATOR OUTLET TEMPERATURE SENSOR (3.0L) (RIGHT SIDE OF ENGINE) RADIATOR SHUTTER DRIVE UNIT (3.0L, 3.0L TWIN TURBO) RADIATOR SHUTTER SOLENOID RED WIRE RED/BLU (OR RED) WIRE RED/BLU WIRE RED/GRN WIRE SYSTEM VIO WIRE WHT WIRE WHT/BLU WIRE WHT/RED WIRE YEL/RED WIRE YEL/WHT WIRE

13 28 PT-CAN BUS SIG PT-CAN BUS SIG 17 35 BSD BUS SIG SPLY PUMP 2.0L TWIN 25 54 TEMP SENS TEMP SENS SIG 3.0L TWIN 46 37 SPLY MAP MAP THERMOSTAT ACCUMULATOR MANAGEMENT ELECTRONICS AUXILIARY WATER PUMP (LEFT REAR OF BLK/GRN WIRE BLK/GRY WIRE BLU WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE CHARACTERISTIC MAP THERMOSTAT (REAR OF ENGINE) COMPUTER DATA LINES SYSTEM CUT-OUT RELAY ELEC FAN ELECTRIC COOLANT PUMP (REAR OF ENGINE) ELECTRIC COOLANT PUMP 2 ELECTRIC FAN (FRONT OF ENGINE COMPT) ELECTRIC FAN CUT OUT RELAY ELECTRIC FAN CUT OUT RELAY (RIGHT PLENUM CHAMBER E-BOX) ELECTRICAL MACHINE ELECTRONICS (UNDER LEFT FRONT ENGINE COMPT) ENGINE CONTROLS SYSTEM FAN 400, 600 WATT 2.0L TURBO EXCEPT SULEV 2.0L TURBO SULEV 5 6 FRONT REFRIGERANT SHUT-OFF VALVE FUSE FUSE 29 FUSE 33 GRN WIRE HOT AT ALL TIMES HOT AT ALL TIMES POWER DISTRIBUTION BOX FUSE HOT W/ OF VEHICLE) RED WIRE RED/BRN WIRE RED/GRN WIRE RED/VIO WIRE RED/YEL WIRE REFRIGERANT SHUT-OFF VALVE (HIGH VOLTAGE BATTERY) RELAY ENERGIZED RELAY ENERGIZED FRONT POWER DISTRIBUTION BOX (RIGHT REAR OF ENGINE COMPT) SHUTOFF VALVE WHT WIRE WHT/BLU WIRE WHT/BRN WIRE

1 2 GROUND TERM 30 BLU/RED WIRE BRN WIRE COMPUTER DATA LINES SYSTEM ELECTRONIC POWER STEERING (EPS) (UNDER VEHICLE, NEAR RIGHT FRONT WHEEL) FUSE 103 GRN WIRE GRN/RED WIRE GROUND TORQ SIG TORQ SIG HOT AT ALL TIMES REAR FUSE HOLDER (RIGHT SIDE OF REAR COMPT) RED WIRE STEERING TORQUE SENSOR (UNDER VEHICLE) TERM 15 WAKE UP SIG CAN L 1 2 3 4 5 6 WHT WIRE YEL WIRE

1 2 GROUND TERM 30 BLU/RED WIRE BRN WIRE COMPUTER DATA LINES SYSTEM ELECTRONIC POWER STEERING (EPS) (UNDER VEHICLE, NEAR RIGHT FRONT WHEEL) FUSE 103 GRN WIRE GRN/RED WIRE GROUND TORQ SIG TORQ SIG HOT AT ALL TIMES REAR FUSE HOLDER (RIGHT SIDE OF REAR COMPT) RED WIRE STEERING TORQUE SENSOR (UNDER VEHICLE) TERM 15 WAKE UP SIG CAN L 1 2 3 4 5 6 WHT WIRE YEL WIRE

BLU WIRE BRN WIRE ELECTROMECHANICAL POWER STEERING (ON STEERING RACK) FRONT ELECTRONIC MODULE (RIGHT END OF DASH) FRONT POWER FUSE 401 FUSE 55 DISTRIBUTION BOX (RIGHT REAR OF ENGINE COMPT) GRN WIRE GRN/RED WIRE HOT AT ALL TIMES PNK/RED WIRE RED WIRE RELAY ENERGIZED STEERING TORQUE SENSOR (UNDER VEHICLE)

BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DRIVER'S SIDE OUTSIDE MIRROR ELECTRONICS JUNCTION BOX FUSE 78 GRN WIRE HOT AT ALL TIMES JUNCTION BOX (UNDER RIGHT SIDE OF DASH) NCA WIRE PASSENGER'S SIDE OUTSIDE MIRROR RED WIRE YEL WIRE

42 2 LIN BUS SIG MIRR HEATER 45 46 BUS SIG BUS SIG BLU WIRE BLU/YEL WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DRIVER EXTERIOR MIRROR DRIVER'S DOOR SWITCH BLOCK FRONT ELECTRONIC MODULE (RIGHT END OF DASH) FRONT PASSENGER EXTERIOR MIRROR FRONT POWER DISTRIBUTION BOX (RIGHT REAR OF ENGINE COMPT) FUSE 22 FUSE 504 FUSE BOX GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES HOT W/ TERMINAL MIRR HEATER MIRROR HEATING NCA WIRE POWER DISTRIBUTION SYSTEM RED WIRE RED/GRY WIRE SUPPLY

BLK WIRE BRN WIRE CAB BUS SIG COUPE FUSE 101 FUSE 47 GRN WIRE HEATING/AIR CONDITIONING SYSTEM (CENTER OF DASH, ABOVE RADIO) HOT AT ALL TIMES JUNCTION BOX (UNDER RIGHT SIDE OF DASH) JUNCTION BOX ELECTRONICS NCA WIRE ORG/ WIRE REAR FUSE HOLDER (RIGHT SIDE OF REAR COMPT) REAR WINDOW DEFOGGER REAR WINDOW DEFROSTER (GROUND) LOCKOUT CIRCUIT REAR WINDOW DEFROSTER (POSITIVE) LOCKOUT CIRCUIT REAR WINDOW DEFROSTER RELAY RED WIRE

22 23 K-CAN BUS SIG K-CAN BUS SIG BRN WIRE COMPUTER DATA LINES SYSTEM FUSE 80 GRN WIRE HEATING/AIR CONDITIONING SYSTEM (CENTER OF DASH, ABOVE RADIO) HOT AT ALL TIMES NCA WIRE ORG/GRN WIRE REAR ELECTRONIC MODULE REAR WINDOW DEFOGGER REAR WINDOW DEFOGGER REJECTOR CIRCUIT REAR WINDOW DEFOGGER REJECTOR CIRCUIT 2 REAR WINDOW DEFOGGER RELAY RED WIRE YEL WIRE