BMW 3 series G20/G21 facelift (2022-2024) yel Wiring diagrams

BLK WIRE BLK/BLU WIRE BLK/VIO WIRE BLK/YEL WIRE BLU/VIO WIRE BLU/WHT WIRE BRN (OR BLK) WIRE BRN WIRE ELECTRIC VACUUM PUMP ELECTRICAL MACHINE TEMPERATURE SENSOR EMERGENCY CREWS SEPARATION POINT FUSE 602 FUSE HOLDER GRN WIRE GRN/VIO WIRE GRN/WHT WIRE GRY/VIO WIRE GRY/WHT WIRE HIGH VOLTAGE SAFETY CONNECTOR HOT AT ALL TIMES LEFT "C" PILLAR) NCA WIRE ORG/ WIRE PASSENGER COMPARTMENT REFRIGERANT SHUTOFF VALVE RED WIRE RED/BLU WIRE RED/YEL WIRE ROTOR POSITION SENSOR STARTER UNIT SAFETY BATTERY TERMINAL GAS GENERATOR TOP OF TRANSMISSION) YEL WIRE YEL/VIO WIRE YEL/WHT WIRE

AIR CONDITIONING COMPRESSOR (ELECTRIC) BLK WIRE BLK/BLU WIRE BLK/YEL WIRE BLU/VIO WIRE BLU/WHT WIRE BRN WIRE BRN/RED WIRE COMPUTER DATA LINES SYSTEM CONVENIENCE CHARGING ELECTRONICS (UNDER LEFT SIDE OF VEHICLE) ELECTRIC AUXILIARY HEATER GRN WIRE GRN/BLU WIRE GRY/BLU WIRE GRY/VIO WIRE GRY/YEL WIRE HIGH-VOLTAGE CHARGING SOCKET NCA WIRE ORG/ WIRE RED WIRE RED/VIO WIRE VIO/BLU WIRE VIO/BRN WIRE VIO/GRN WIRE VIO/RED WIRE VIO/YEL WIRE WHT WIRE WHT/BRN WIRE YEL WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/RED WIRE

BATTERY MANAGEMENT ELECTRONICS BLU/VIO WIRE BLU/WHT WIRE BRN WIRE CELL MODULE CELL MODULE 2 CELL MODULE 3 CELL MODULE 4 CELL MODULE 5 CELL MODULE 6 CELL SUPERVISION CIRCUIT 1 CELL SUPERVISION CIRCUIT 2 CELL SUPERVISION CIRCUIT 3 CELL SUPERVISION CIRCUIT 4 CELL SUPERVISION CIRCUIT 5 CELL SUPERVISION CIRCUIT 6 COMPUTER DATA LINES SYSTEM GRY/VIO WIRE HIGH VOLTAGE BATTERY UNIT (UNDER REAR OF VEHICLE) HIGH VOLTAGE BATTERY UNIT REFRIGERANT SHUTOFF VALVE LEFT "C" PILLAR) NCA WIRE ORG/ WIRE RED WIRE SAFETY BOX TEMPERATURE SENSOR VIO/BLU WIRE VIO/YEL WIRE YEL WIRE

AIR CONDITIONING SYSTEM BLK WIRE BLK/BLU WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BLU/WHT WIRE BRN WIRE DIGITAL MOTOR ELECTRONICS ELECTRICAL WASTEGATE VALVE ENGINE VENTILATION HEATING EXHAUST VANOS SOLENOID ACTUATOR FUEL VENT VALVE HOT FILM AIR MASS METER INTAKE VANOS SOLENOID ACTUATOR NCA WIRE OXYGEN SENSOR AFTER CATALYTIC CONVERTER OXYGEN SENSOR BEFORE CATALYTIC CONVERTER QUANTITY CONTROL VALVE RAIL PRESSURE SENSOR RED/GRN WIRE ROTOR POSITION SENSOR VENTURI NOZZLE PRESSURE SENSOR VIO WIRE WHT WIRE WHT/GRN WIRE YEL WIRE YEL/BLU WIRE YEL/RED WIRE YEL/WHT WIRE

BLK WIRE BLK/BLU WIRE BLK/VIO WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BOOST PRESSURE SENSOR BRN WIRE COOLANT EXPANSION TANK SHUTOFF VALVE CRANKCASE COOLANT SHUTOFF VALVE CRANKCASE TEMPERATURE SENSOR ELECTROMOTIVE THROTTLE ACTUATOR (ON THROTTLE BODY) EXHAUST CAMSHAFT SENSOR HEAT MANAGEMENT MODULE (LEFT REAR OF ENGINE) INTAKE AIR TEMPERATURE SENSOR INTAKE CAMSHAFT SENSOR INTAKE MANIFOLD PRESSURE SENSOR CHARGE AIR TEMPERATURE OIL PRESSURE CONTROL VALVE RED/GRN WIRE WHT WIRE WHT/GRN WIRE WHT/YEL WIRE YEL WIRE YEL/BLU WIRE YEL/RED WIRE YEL/WHT WIRE

BLK/BLU WIRE BLK/VIO WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE DIGITAL MOTOR ELECTRONICS (LEFT REAR OF ENGINE) DME MAIN RELAY FUSE 1 FUSE 10 FUSE 11 FUSE 14 FUSE 18 FUSE 2 FUSE 3 FUSE 4 FUSE 5 FUSE 8 IGNITION, FUEL INJECTION RELAY INTEGRATED SUPPLY MODULE POWER SUPPLY SENSORS/ ACTUATORS RELAY RED WIRE RED/GRN WIRE RED/GRY WIRE VALVETRONIC RELAY VIO WIRE WHT WIRE WHT/GRN WIRE WHT/VIO WIRE WHT/YEL WIRE YEL WIRE YEL/BLU WIRE YEL/RED WIRE YEL/WHT WIRE

ACCELERATOR PEDAL MODULE BLK WIRE BLK/BLU WIRE BLK/GRY WIRE BLK/RED WIRE BLU WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/GRN WIRE BRN/GRY WIRE COMPUTER DATA LINES SYSTEM COOLING FANS SYSTEM DIGITAL MOTOR ELECTRONICS (LEFT REAR OF ENGINE) ELECTRICAL EXHAUST FLAP FUSE 203 GASOLINE PARTICULATE FILTER EXHAUST GAS PRESSURE SENSOR GRN WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE HOT W/ LIN POWER DISTRIBUTION BOX PNK/BLU WIRE REAR POWER DISTRIBUTION BOX RED WIRE RED/GRY WIRE RED/VIO WIRE RELAY ENERGIZED VIO WIRE VIO/BLU WIRE VIO/WHT WIRE VIO/YEL WIRE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE YEL/WHT WIRE

BATTERY BLK WIRE BLK/RED WIRE BLU WIRE BLU/WHT WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DIGITAL MOTOR ELECTRONICS (LEFT REAR OF ENGINE) ENGINE COMPARTMENT POWER DISTRIBUTION BOX GRN WIRE GRN/RED WIRE GRY WIRE GRY/VIO WIRE GRY/WHT WIRE JUMP START TERMINAL NATURAL VACUUM LEAK DETECTION NCA WIRE ON BATTERY) PNK/BLU WIRE POSITION SENSOR PRESSURE SWITCH PURGE AIR LINE SHUTOFF VALVE RED WIRE RED/GRY WIRE SAFETY BATTERY TERMINAL GAS GENERATOR TRANSFER TERMINAL POINT VALVETRONIC SERVOMOTOR (TOP LEFT SIDE OF ENGINE) VIO WIRE WHT WIRE YEL WIRE YEL/BLU WIRE YEL/RED WIRE YEL/WHT WIRE

AUXILIARY WATER PUMP BLK/VIO WIRE BLK/YEL WIRE BLU/VIO WIRE BLU/WHT WIRE BRN (OR BLK) WIRE BRN WIRE BRN/BLK WIRE COMPUTER DATA LINES SYSTEM DC/DC CONVERTER ELECTRICAL MACHINE ELECTRONICS (RIGHT REAR OF ENGINE COMPT) FUSE 102 FUSE 252 GRN WIRE GRN/RED WIRE GRN/VIO WIRE GRN/WHT WIRE GRY/VIO WIRE GRY/WHT WIRE HOT AT ALL TIMES HOT W/ TERMINAL INVERTER LEFT FRONT POWER DISTRIBUTION BOX NCA WIRE ORG/ WIRE PNK/BLU WIRE PNK/RED WIRE REAR POWER DISTRIBUTION BOX RED WIRE RED/BLU WIRE RED/YEL WIRE STARTING/ CHARGING SYSTEM VIO/BLU WIRE VIO/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/VIO WIRE YEL/WHT WIRE