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

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)

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

BLK WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM ELECTRONICS JUNCTION BOX FUSE 77 JUNCTION BOX (UNDER RIGHT SIDE OF DASH) RELAY ENERGIZED SERVOTRONIC VALVE (RIGHT FRONT OF ENGINE) WHT WIRE YEL WIRE

ANTI-LOCK BRAKES SYSTEM ANTI-THEFT SYSTEM BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/RED WIRE BLK/VIO WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/BRN WIRE BLU/RED WIRE BLU/WHT WIRE BRAKE VACUUM SENSOR (ON BRAKE VACUUM BOOSTER ASSEMBLY) BRN WIRE BRN/BLU WIRE BRN/GRY WIRE BRN/ORG WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM ANTI-THEFT SYSTEM COOLING FANS SYSTEM CRANKSHAFT BREATHER HEATING 1 (LEFT SIDE OF ENGINE) DME CONTROL MODULE (RIGHT REAR OF ENGINE COMPT) E-BOX SIG ELECTRONICS JUNCTION BOX FUEL PUMP CONTROL (EKPS) FUSE 70 GRN/RED WIRE GRN/WHT WIRE GRY WIRE GRY/VIO WIRE HOT AT ALL TIMES JUNCTION BOX (UNDER RIGHT SIDE OF DASH) LEAK DIAG SIG LEAK DIAG SIG LEAK DIAG SIG SENSOR SOG SENSOR SIG SENSOR SIG NCA WIRE ORG/ WIRE OXYGEN SENSOR 1 BEFORE CATALYTIC CONVERTER (ON EXHAUST PIPE, BEFORE CATALYTIC) OXYGEN SENSOR 2 BEFORE CATALYTIC CONVERTER (RIGHT REAR OF ENGINE) RED WIRE RED/BLK WIRE RED/WHT WIRE RELAY SENSOR GRD SENSOR GRD SENSOR SIG SENSOR SIG STARTING/CHARGING SYSTEM TERMINAL W/ BRAKE VACUUM SENSOR W/O BRAKE VACUUM SENSOR WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/VIO WIRE WHT/YEL WIRE YEL WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/RED WIRE YEL/WHT WIRE

ANTI-THEFT SYSTEM BLK/BLU WIRE BLK/GRN WIRE BLK/RED WIRE BLK/WHT WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/RED WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRY WIRE BRN/ORG WIRE BRN/YEL WIRE COOLING FANS SYSTEM CRANKSHAFT SENSOR DISA CONTROLLER 1 DISA CONTROLLER 2 DME RELAY E-BOX FAN (BOTTOM OF E-BOX) EXHAUST FLAP (LEFT SIDE OF REAR COMPT) FUEL TANK LEAKAGE DIAGNOSTIC MODULE FUEL TANK VENT VALVE FUSE 101 FUSE 16 FUSE 37 FUSE 39 FUSE 4 FUSE FUSE FUSE GRY/VIO WIRE HOT AT ALL TIMES HOT FILM AIR MASS METER (IN ENGINE AIR INTAKE DUCT) INTAKE AIR TEMPERATURE SENSOR JUNCTION BOX (UNDER RIGHT SIDE NCA WIRE OF DASH) ORG/ WIRE REAR FUSE HOLDER (RIGHT SIDE OF REAR COMPT) RED WIRE RED/BLK WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE STARTING/ CHARGING SYSTEM VIO WIRE VIO/WHT WIRE VIO/YEL WIRE WHT WIRE WHT/BLU WIRE WHT/GRY WIRE WHT/RED WIRE WHT/YEL WIRE YEL WIRE YEL/GRN WIRE YEL/RED WIRE

BLK/BLU WIRE BLK/VIO WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/YEL WIRE BRN WIRE BSD SIG CYL CYL 4-6 1-3 DOUBLE KNOCK SENSOR (LEFT SIDE OF ENGINE) DISA SIG 1 DISA SIG 2 DME CONTROL MODULE (RIGHT REAR OF ENGINE COMPT) DME RLY ELECTRIC THROTTLE VALVE ACTUATOR (ON RIGHT CYLINDER BANK THROTTLE BODY ASSEMBLY) ENG HEAT RLY ENGINE BREATHER HEATER 2 ENGINE BREATHER HEATER 3 ENGINE BREATHER HEATER 4 FUEL TANK SIG FUSE 10 HOT AT ALL TIMES INTAKE PIPE PRESSURE SENSOR (TOP LEFT SIDE OF ENGINE) MASS AIR FLOW SENSOR (LEFT SIDE OF ENGINE) MASS METER NCA WIRE NEG SPLY NEUTRAL SENSOR NOT USED ORG/ WIRE RED WIRE RED/BLK WIRE SENSOR SENSOR GRD SENSOR GRD INT AIR SENSOR SIG TEMP SIG THROTTLE THROTTLE GRD THROTTLE SIG VIO WIRE W/ HOT FILM AIR MASS METER W/ INTAKE AIR TEMPERATURE SENSOR W/ MASS AIR FLOW SENSOR W/O MASS AIR FLOW SENSOR W/ NEUTRAL SENSOR W/O INTAKE AIR TEMPERATURE SENSOR WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/RED WIRE WHT/VIO WIRE WHT/YEL WIRE YEL WIRE YEL/BLU WIRE YEL/RED WIRE YEL/WHT WIRE

1 2 3 4 5 6 TERM 30 TERM 87 GROUND GROUND GROUND GROUND 1 2 3 4 5 6 TERM 87 TERM 87 VAR GEAR SIG VAR GEAR SIG VAR GEAR SIG VAR GEAR SIG BLK WIRE BLK/BLU WIRE BLK/VIO WIRE BLK/WHT WIRE BLU WIRE BRN WIRE CHARACTERISTIC MAP THERMOSTAT (REAR OF ENGINE) COOLING FANS SYSTEM DME CONTROL MODULE (RIGHT REAR OF ENGINE COMPT) ECCENTRIC SHAFT SENSOR (TOP OF ENGINE) ENGINE COOLANT TEMPERATURE SENSOR (REAR OF ENGINE) EXHAUST CAMSHAFT SENSOR (FRONT OF ENGINE) EXHAUST VANOS SOLENOID VALVE (FRONT OF ENGINE) GRN WIRE INTAKE CAMSHAFT SENSOR (FRONT OF ENGINE) INTAKE VANOS SOLENOID VALVE (FRONT OF ENGINE) INTERFERENCE SUPPRESSION CAPACITOR NCA WIRE OIL PRESSURE CONTROL VALVE OIL PRESSURE SWITCH (LEFT SIDE OF ENGINE COMPT) ORG/ WIRE RED WIRE RED/BLK WIRE RED/WHT (OR ORG) WIRE SPARK PLUG VIO WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/RED WIRE WHT/VIO WIRE WHT/YEL WIRE YEL WIRE YEL/BLU WIRE YEL/RED WIRE YEL/WHT WIRE