BMW X3 G01 facelift (2021-2024) Independent heating circuit

AUTOMATIC A/C CIRCUIT AUXILIARY HEATER COOLANT CHANGEOVER VALVE AUXILIARY HEATER FUEL METERING PUMP AUXILIARY HEATER RECIRCULATING PUMP BLK WIRE BLK/RED WIRE BRN WIRE BRN/GRN WIRE FUSE 54 GRN WIRE GRY/GRN WIRE HOT W/ INDEPENDENT AUXILIARY HEATER RED WIRE RED/GRN WIRE RED/VIO WIRE RELAY ENERGIZED RIGHT FRONT POWER DISTRIBUTION BOX WHT/BRN WIRE