BMW X3 F25 (2010-2014) power distribution system Wiring diagrams

1 2 3 4 5 6 7 8 9 10 11 12 13 GND 48 49 K-CAN BUS SIG K-CAN BUS SIG 7 8 K-CAN BUS SIG K-CAN BUS SIG A/C COMPRESSOR AIR DISTRIBUTION MICRO SWITCH AUC SENSOR BLK/BRN WIRE BLK/GRN WIRE BLK/VIO WIRE BLK/YEL WIRE BLOWER MOTOR BLU WIRE BLU/BLK WIRE BLU/GRY WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/RED WIRE CENTRAL GATEWAY MODULE (LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM ELECTRONICS JUNCTION BOX EVAPORATOR TEMPERATURE SENSOR (EVAPORATOR ASSEMBLY) FOOTWELL VENTILATION TEMPERATURE TEMPERATURE SENSOR SENSOR FRONT CENTER VENTILATION GRILLE FUSE 11 FUSE 33 FUSE 44 FUSE 71 GRN WIRE GRN/GRY WIRE GRY/RED WIRE HEATING/AIR CONDITIONING SYSTEM (CENTER OF DASH) HOT AT ALL TIMES HOT W/ HOT W/ BISTABLE RELAY ENERGIZED HOT W/ TERMINAL 15 RELAY ENERGIZED JUNCTION BOX (RIGHT SIDE OF DASH) LIN BUS SIG ORG/GRN WIRE POWER DISTRIBUTION SYSTEM RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RELAY ENERGIZED SEATS SYSTEM SENS GND SIG AIR CTRL VIO WIRE VOLT SPLY WHT WIRE WHT/BRN WIRE YEL WIRE YEL/BLK WIRE YEL/BRN WIRE YEL/RED WIRE

15 13 41 55 43 57 23 22 SPLY MAP MAP THERMOSTAT TEMP SENS TEMP SENS SIG 23 20 17 18 CUT-OUT RELAY ELEC FAN 3.0L 3.0L TWIN 3.0L TWIN TURBO 3.0L TWIN TURBO 3.0L 7 8 48 47 PT-CAN BUS SIG PT-CAN BUS SIG BLK/GRN WIRE BLK/VIO WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE BSD BUS SIG CHARACTERISTIC MAP THERMOSTAT COMPUTER DATA LINES SYSTEM DIGITAL MOTOR ELECTRONICS CONTROL MODULE (LEFT REAR ENGINE COMPT) EARLY PRODUCTION LATE PRODUCTION ELECTRIC COOLANT PUMP (LOWER FRONT OF ENGINE) ELECTRIC FAN (RADIATOR SUPPORT) ELECTRIC FAN CUT OUT RELAY ENGINE COOLANT TEMPERATURE SENSOR (FRONT OF ENGINE) FRONT POWER DISTRIBUTION BOX FUSE HOT AT ALL TIMES HOT W/ JUNCTION BOX (RIGHT SIDE OF DASH) POWER DISTRIBUTION BOX (LEFT REAR OF ENGINE COMPT) POWER DISTRIBUTION SYSTEM RED WIRE RED/BLK WIRE RED/GRN WIRE RELAY ENERGIZED SPLY PUMP TURBO VIO WIRE WHT WIRE YEL/RED WIRE

1 2 TERM 30 GROUND BRN WIRE CENTRAL GATEWAY MODULE (LEFT SIDE OF DASH) ELECTROMECHANICAL POWER STEERING (STEERING RACK ASSEMBLY) FRONT POWER FUSE 402 DISTRIBUTION BOX (LEFT REAR OF ENGINE COMPT) FUSE 43 GRN WIRE GRN/BLU WIRE GRN/RED WIRE GROUND TORQ SIG TORQ SIG GRY WIRE HOT AT ALL TIMES JUNCTION BOX (RIGHT SIDE OF DASH) PNK/BLU WIRE POWER DISTRIBUTION SYSTEM PWR STEERING RED WIRE RELAY ENERGIZED STEERING TORQUE SENSOR WHT WIRE YEL WIRE

44 43 COMPUTER DATA LINES SYSTEM BLU WIRE BLU/RED WIRE BRN WIRE BRN/BLK WIRE BRN/GRN WIRE CAMERA-BASED DRIVER ASSISTANCE SYSTEMS CAMERA-BASED DRIVER SUPPORT SYSTEMS CAMERA HEATING COMPUTER DATA LINES SYSTEM DRIVER ASSISTANCE CONTROL PANEL ELECTRONICS JUNCTION BOX FOOTWELL MODULE FUSE 13 FUSE 43 GRN WIRE GRN/RED WIRE GRN/WHT WIRE HOT W/ BI-STABLE RELAY ENERGIZED HOT W/ TERMINAL JUNCTION BOX (RIGHT SIDE OF DASH) LANE DEPARTURE WARNING CAMERA (BEHIND INSIDE REARVIEW MIRROR) NCA WIRE ORG/ WIRE POWER DISTRIBUTION SYSTEM RED WIRE RED/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/BRN WIRE YEL/RED WIRE

1 2 TERM 30 GND 2 4 1 3 AVN SLIDE AVN SLIDE AVN SNF SD DV AVN SNF SD DV 9 10 12 K-CAN BUS SIG K-CAN BUS SIG POWER SUPPLY BLU WIRE BRN WIRE BRN/BLK WIRE COMPUTER DATA LINES SYSTEM FUSE 58 FUSE 61 FUSE 66 BOX (RIGHT SIDE OF DASH) GRN WIRE GRY WIRE HIGH VARIANT ROOF FUNCTION MODULE HOT AT ALL TIMES HOT W/ JUNCTION ORG/ WIRE POWER DISTRIBUTION SYSTEM RED WIRE RED/BLU WIRE RED/GRN WIRE RED/YEL WIRE RELAY ENERGIZED SLIDE/TILT SUNROOF DRIVE UNIT SUNROOF SHADE DRIVE TERM 30 WHT WIRE YEL WIRE YEL/BRN WIRE YEL/RED WIRE

BATTERY BLK WIRE BLK/BLU WIRE BLK/WHT WIRE BLU/GRN WIRE BRN WIRE CAR ACCESS SYSTEM (LEFT SIDE OF DASH) CHARGING CIRCUIT COMPUTER DATA LINES SYSTEM DIGITAL MOTOR ELECTRONICS CONTROL MODULE (LEFT REAR ENGINE COMPT) ELECTRONIC TRANSMISSION CONTROL FRONT POWER DISTRIBUTION BOX (LEFT REAR OF ENGINE COMPT) GRN WIRE HOT AT ALL TIMES FUSE BOX (RIGHT SIDE OF DASH) JUMP START TERMINAL POINT JUNCTION NCA WIRE ORG/ WIRE POWER DISTRIBUTION SYSTEM RED WIRE RED/WHT WIRE SAFETY BATTERY TERMINAL GENERATOR START-STOP BUTTON STARTER TRANSFER TERMINAL POINT VIO WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/RED WIRE YEL/WHT WIRE

AIR BAG INDICATOR LAMP BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BLU/GRN WIRE BLU/VIO WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/RED WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM CRASH SAFETY MODULE (CENTER CONSOLE ASSEMBLY) DRIVER SIDE AIR BAG INFLATOR ASSEMBLY (STEERING WHEEL) GRN/BLK WIRE GRN/BRN WIRE GRY WIRE GRY/VIO WIRE GRY/WHT WIRE HALL SENSER SIG PASS SEAT OCC DET SIG SEAT BELT BUCK CON SIG SEAT BELT BUCK CON HIGH VARIANT ROOF FUNCTION MODULE (OVERHEAD CONSOLE) HOT AT ALL TIMES FUSE JUNCTION BOX (RIGHT SIDE OF DASH) ORG/GRN WIRE PASSENGER FRONT SEAT OCCUPANCY DETECTION PASSENGER SIDE AIR BAG INFLATOR ASSEMBLY (TOP RIGHT SIDE OF DASH) POWER DISTRIBUTION SYSTEM RED WIRE RED/WHT WIRE RED/YEL WIRE RELAY ENERGIZED FUSE RIGHT HEAD AIRBAG INFLATOR ASSEMBLY (TOP RIGHT OF REAR COMPARTMENT) SUPPLY, TERMINAL 30 VIO/BLU WIRE VIO/GRY WIRE VIO/YEL WIRE WHT WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/RED WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/RED WIRE

ACCELERATOR PEDAL MODULE (ACCELERATOR PEDAL ASSEMBLY) AIR CONDITIONING SYSTEM BLK WIRE BLK/GRN WIRE BLK/RED WIRE BLU WIRE BLU/RED WIRE BLU/YEL WIRE BRAKE/ BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE CAR ACCESS SYSTEM CAR ACCESS SYSTEM (LEFT SIDE OF DASH) CENTRAL GATEWAY MODULE (LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM COOLING FANS SYSTEM CUT-OUT RELAY, ELECTRIC FAN DIAGNOSIS SOCKET DIGITAL MOTOR ELECTRONICS (DME) CONTROL MODULE (LEFT REAR OF ENGINE COMPT) ENGINE START SIG TERM 30 SPLY HAL SENS SPLY HAL SENS SIG HAL SENS GND FLEXRAY BUS SIG FLEXRAY BUS SIG FOOTWELL MODULE FUEL INJECTOR CYLINDERS FUSE 139 GRN/RED WIRE GRN/YEL WIRE GRY/BRN WIRE HOT W/ LIGHT SWITCH (TOP OF BRAKE PEDAL ASSEMBLY) LIN BUS SIG ORG/ WIRE PNK/RED WIRE POWER DISTRIBUTION SYSTEM PT-CAN BUS SIG PT-CAN BUS SIG PT-CAN BUS SIG PT-CAN BUS SIG REAR FUSE HOLDER (REAR COMPT FLOOR BOARD) RED WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RELAY ENERGIZED RELAY ENERGIZED JUNCTION BOX (RIGHT SIDE OF DASH) FUSE 35 SPEED SIG TERM 15 WAKE UP SIG STARTING/CHARGING SYSTEM TERM 15 SPLY HAL SENS SPLY HAL SENS SIG HAL SENS GND VIO WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/YEL WIRE YEL WIRE YEL/GRN WIRE YEL/WHT WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 PWR SPLY GND BLK/BLU WIRE BLK/RED WIRE BLK/WHT WIRE BLU/YEL WIRE BRN WIRE CAN BUS PT CAN CHARACTERISTIC BLOW-OFF VALVE MAP THERMOSTAT (LOWER RIGHT FRONT OF ENGINE) COMPUTER DATA LINES SYSTEM EARLY PRODUCTION ELECTRIC FUEL PUMP (FUEL TANK ASSEMBLY) ENGINE VENTILATION HEATING EXHAUST CAMSHAFT SENSOR (FRONT OF CYLINDER HEAD) EXHAUST VANOS SOLENOID VALVE (FRONT OF ENGINE) FUEL PUMP FUEL PUMP CONTROL (EKPS) FUSE 33 GRN/RED WIRE HOT W/ INTAKE CAMSHAFT SENSOR (FRONT OF CYLINDER HEAD) INTAKE VANOS SOLENOID VALVE (FRONT OF ENGINE) JUNCTION BOX (RIGHT SIDE OF DASH) LATE PRODUCTION NCA WIRE OIL PRESSURE CONTROL VALVE POWER DISTRIBUTION SYSTEM RED WIRE RED/BLK WIRE RED/GRN WIRE RELAY ENERGIZED RELAY ENERGIZED REAR FUSE HOLDER (REAR COMPT FLOOR BOARD) FUSE 184 TANK VENT SHUT-OFF VALVE (EARLY PRODUCTION) TANK VENT VALVE WAKE-UP WHT WIRE WHT/BLU WIRE WHT/GRY WIRE WHT/RED WIRE WHT/YEL WIRE YEL WIRE YEL/BLU WIRE

ACCELERATOR PEDAL MODULE (ACCELERATOR PEDAL ASSEMBLY) BLK WIRE BLK/GRN WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/BRN WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE CAR ACCESS SYSTEM (LEFT SIDE OF DASH) CENTRAL GATEWAY MODULE (LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM COOLING FANS SYSTEM DIAGNOSIS SOCKET EXH FLAP SIG FUEL TANK LEAKAGE DIGITAL MOTOR ELECTRONICS (DME) CONTROL MODULE (LEFT REAR OF ENGINE COMPT) EARLY PRODUCTION FLEXRAY BUS SIG FLEXRAY BUS SIG FUEL INJECTORS FUEL TANK LEAKAGE DIAGNOSTIC MODULE (RIGHT REAR WHEELWELL) FUEL TANK LEAKAGE PT-CAN BUS SIG PT-CAN BUS SIG CAR BUS SIG FUSE 139 FUSE 169 FUSE 35 GRN/RED WIRE GRN/YEL WIRE GRY/BRN WIRE HAL SENS SIG HAL SENS SIG HALL SENS GND HALL SENS GND HOT W/ JUNCTION BOX (RIGHT SIDE OF DASH) LATE PRODUCTION NATURAL VACUUM LEAK DETECTION ORG/ WIRE PNK/RED WIRE POWER DISTRIBUTION SYSTEM POWER DISTRIBUTION SYSTEM COOLING FANS SYSTEM PRESSURE SWITCH PT-CAN BUS SIG PT-CAN BUS SIG TERM 15 WAKE UP SIG RED WIRE RED/GRN WIRE RED/GRY WIRE RED/WHT WIRE RED/YEL WIRE RELAY ENERGIZED RELAY ENERGIZED REAR FUSE FUSE 107 HOLDER (REAR COMPT FLOOR BOARD) RELAY HOT AT ENERGIZED ALL TIMES STARTING/ CHARGING SYSTEM TERM 15 SPLY LIN BUS SIG TERM 30 SPLY VIO WIRE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/YEL WIRE YEL WIRE YEL/GRN WIRE YEL/WHT WIRE