BMW 1 series F20/F21 (2011-2015) brn Wiring diagrams

1 2 3 4 5 6 STEERING SIG STEERING SIG STEERING SIG ACTIVE STEERING (BEHIND LEFT FRONT WHEEL) BLK WIRE BLK/BRN WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE CAN-BUS CAN-BUS COMPUTER DATA LINES SYSTEM ECO VALVE (UNDER STARTER) ECO VLV SIG SOL VLV ELECTRIC LOCK (ON STEERING MOTOR ASSEMBLY) FUSE 49 SIDE OF DASH) JUNCTION BOX (UNDER RIGHT NCA WIRE RED WIRE RED/BRN WIRE RED/GRN WIRE RELAY ENERGIZED STEERING GEAR (ON STEERING RACK ASSEMBLY) SUPPLY STEERING GND VIO/GRN WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE WHT/YEL WIRE YEL WIRE YEL/BRN WIRE

10 6 12 WAKE UP CAN L CAN H ACTIVE CRUISE CONTROL (CENTER OF FRONT BUMPER) BLK WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE CAN L CAN-H- CAN-L- CAN-L CAN-H CAR INFORMATION COMPUTER CIC CENTRAL INFORMATION DISPLAY ELECTRONIC POWER STEERING (EPS) (UNDER VEHICLE, NEAR RIGHT FRONT WHEEL) ELECTRONICS JUNCTION BOX GRN WIRE GRN/RED WIRE HEATING/AIR CONDITIONING SYSTEM (CENTER OF DASH, ABOVE RADIO) INSTRUMENT CLUSTER CONTROL UNIT JUNCTION BOX (UNDER RIGHT SIDE OF DASH) MULTIPLE RESTRAINT SYSTEM CONTROL UNIT (REAR OF CENTER CONSOLE) OBDII SOCKET ORG/GRN WIRE PT CAN H PT CAN L RED WIRE RED/YEL WIRE STEERING COLUMN SWITCH CLUSTER WAKE WAKE-UP WHT/BLU WIRE WHT/YEL WIRE

41 13 15 55 SENS GND SIG 7 8 20 CAN LOW CAN HI ACTIVATION ACTIVATION BLK/BLU WIRE BLK/VIO WIRE BLU/RED WIRE BRN WIRE CHARACTERISTIC MAP THERMOSTAT (REAR OF ENGINE) COMPUTER DATA LINES SYSTEM DME CONTROL MODULE (RIGHT REAR OF ELECTRIC COOLANT PUMP (REAR OF ENGINE) ELECTRIC FAN (FRONT OF ENGINE COMPT) ELECTRIC FAN CUT OUT RELAY ENGINE COMPT) ENGINE COOLANT TEMPERATURE SENSOR FUSE FUSE RIGHT SIDE OF DASH) HOT AT ALL TIMES HOT W/ TERMINAL JUNCTION BOX (UNDER ORG/ WIRE RED WIRE RED/BLU WIRE RED/GRN WIRE SENS SIG VIO WIRE WHT WIRE YEL/RED WIRE

11 15 26 29 30 8 F-CAN H PT CAN LO F-CAN LO WAKE UP DT CAN H RR WHL OUT 4 1 7 GND GND GND ACCELERATOR PEDAL MODULE (PART OF ACCELERATOR PEDAL) ACTIVE CRUISE CONTROL (IF EQUIPPED) (CENTER OF FRONT BUMPER) ANTI-THEFT SYSTEM BLK WIRE BLK/VIO WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/RED WIRE BRAKE LIGHT SWITCH (UNDER LEFT SIDE OF DASH) BRN WIRE BRN/BLK WIRE BRN/GRN WIRE BRN/GRY WIRE CAR ACCESS SYSTEM (UNDER LEFT SIDE OF DASH) CLUTCH SWITCH MODULE (UNDER LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM DME CONTROL MODULE (RIGHT REAR OF ENGINE COMPT) ELECTRIC THROTTLE VALVE (LEFT SIDE OF ENGINE) ELECTRONICS JUNCTION BOX FUSE 21 FUSE 65 FUSE 37 FUSE 75 GRN WIRE GRN/RED WIRE HOT AT ALL TIMES HOT W/ DME RELAY ENERGIZED JUNCTION BOX (UNDER RIGHT SIDE OF DASH) LONGITUDINAL DYNAMICS MANAGEMENT (LEFT SIDE OF DASH) RED WIRE RED/BLK WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RELAY ENERGIZED STEERING COLUMN SWITCH CLUSTER TERM 87 VIO/WHT WIRE VIO/YEL WIRE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/YEL WIRE YEL WIRE YEL/BLU WIRE YEL/GRN WIRE

1 2 3 4 5 6 WAKE UP SIG CAN L 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) WHT WIRE YEL WIRE

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

BLK WIRE BLU WIRE BRN WIRE COUPE FUSE FUSE 101 GRN WIRE HEATED REAR WINDOW RELAY HEATING/AIR CONDITIONING SYSTEM (CENTER OF DASH, ABOVE RADIO) HOT AT ALL TIMES JUNCTION BOX (UNDER RIGHT SIDE OF DASH) JUNCTION BOX ELECTRONICS LEFT TRUNK LID RESISTOR NCA WIRE REAR FUSE HOLDER (RIGHT SIDE OF REAR COMPT) REAR WINDOW DEFOGGER REAR WINDOW DEFOGGER (GROUND) LOCKOUT CIRCUIT REAR WINDOW DEFOGGER (POSITIVE) LOCKOUT CIRCUIT (LEFT SIDE OF REAR WINDOW PANEL) RED WIRE RIGHT TRUNK LID RESISTOR WHT WIRE YEL WIRE

ACC PDL GND ACC PDL (+) ANTI-LOCK BRAKES SYSTEM ANTI-THEFT SYSTEM ANTI-THEFT SYSTEM STARTING/CHARGING 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 PRESSURE SENSOR (LEFT REAR OF ENGINE COMPT) BRN WIRE BRN/BLU WIRE BRN/GRY WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM COOLING FANS SYSTEM CRANKSHAFT BREATHER HEATING 1 (LEFT SIDE OF ENGINE) DME CONTROL MODULE (RIGHT REAR OF ENGINE COMPT) FUEL PUMP CONTROL (EKPS) FUSE GRN/RED WIRE GRY WIRE GRY/VIO WIRE HOT AT ALL TIMES JUNCTION BOX (UNDER RIGHT SIDE OF DASH) JUNCTION BOX ELECTRONICS NCA WIRE ORG/ WIRE OXYGEN SENSOR 2 AFTER CATALYTIC CONVERTER OXYGEN SENSOR 2 BEFORE CATALYTIC CONVERTER (RIGHT REAR OF ENGINE) OXYGEN SENSOR AFTER CATALYTIC CONVERTER OXYGEN SENSOR BEFORE CATALYTIC CONVERTER (ON EXHAUST PIPE, BEFORE CATALYTIC) RADIATOR OUTLET TEMPERATURE SENSOR (RIGHT SIDE OF ENGINE) RED WIRE RED/BLK WIRE RED/WHT WIRE SENSOR GND SENSOR GND SENSOR SIG SENSOR SIG TERMINAL 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/GRN WIRE YEL/RED WIRE YEL/WHT WIRE

ANTI-THEFT SYSTEM ANTITHEFT 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/YEL WIRE CLUTCH SWITCH MODULE (M/T) CRANKSHAFT POSITION SENSOR (LEFT REAR OF ENGINE) DISA CONTROLLER 1 (TOP LEFT OF ENGINE) DISA CONTROLLER 2 (TOP LEFT OF ENGINE) DME RELAY EXHAUST FLAP (LEFT SIDE OF REAR COMPT) FUEL TANK HOT FILM-MASS VENT VALVE FLOW SENSOR FUEL TANK LEAKAGE DIAGNOSTIC MODULE FUSE FUSE 37 FUSE 39 FUSE 4 FUSE FUSE GRY/VIO WIRE HOT AT ALL TIMES HOT AT ALL TIMES REAR FUSE HOLDER FUSE 101 (RIGHT SIDE OF REAR COMPT) INTAKE AIR TEMPERATURE SENSOR JUNCTION BOX NCA WIRE OIL CONDITION SENSOR (REAR OF ENGINE, NEAR TRANSMISSION) ORG/ WIRE RED WIRE RED/BLK WIRE RED/GRY 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 DME CONTROL MODULE DME RLY ELECTRIC THROTTLE VALVE ACTUATOR ENGINE BREATHER HEATER 2 ENGINE BREATHER HEATER 3 ENGINE BREATHER HEATER 4 ENGINE BREATHER HEATING RELAY FUSE 10 HEAT RLY HOT AT ALL TIMES INTAKE- MANIFOLD PRESSURE SENSOR (TOP REAR OF ENGINE) NCA WIRE NEUTRAL SENSOR ORG/ WIRE PRESS SENS RED WIRE RED/BLK WIRE SENSOR SENSOR GND SENSOR SIG SIG TANK SIG THROTTLE THROTTLE GND THROTTLE SIG VIO WIRE W/ HOT FILM-MASS FLOW SENSOR W/ INTAKE AIR TEMPERATURE SENSOR W/ NEUTRAL SENSOR W/O INTAKE AIR TEMPERATURE SENSOR WHT WIRE WHT YEL/ 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