Stationary heater circuit for Mercedes-Benz A-class W177 (2018-2023)

AIR CONDITIONING SYSTEM BLU WIRE BRN WIRE BRN/GRY WIRE ENGINE COMPARTMENT FUSE, RELAY MODULE FUSE 166 FUSE 53 GRN/VIO WIRE GRY/RED WIRE HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED HOT W/ CIRCUIT NCA WIRE RED/GRN WIRE RED/GRY WIRE SHD SHIELD SIG STATIONARY HEATER FUEL PUMP STATIONARY HEATER RADIO REMOTE CONTROL RECEIVER STATIONARY HEATER SWITCHOVER VALVE STATIONARY HEATER UNIT TELEPHONE ANTENNA SPLITTER VEHICLE INTERIOR FUSE, RELAY MODULE W/O WIRELESS PHONE CHARGING AT FRONT, ANTENNA