Independent heating circuit for BMW X5 G18 (2022-2023)

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