Rear defogger circuit for Mercedes-Benz C-class W205/S205/C205/A205 facelift (2018-2021)

*** BLK WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L CLIMATE CONTROL OPERATING UNIT COMPUTER DATA LINES SYSTEM DRIVER-SIDE FUSE, RELAY MODULE FUSE 209 FUSE 474 FUSE 7 GRY/RED WIRE HEATED REAR WINDOW RELAY HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED NCA WIRE REAR FUSE, RELAY MODULE REAR SAM CONTROL UNIT REAR WINDOW HEATER REAR WINDOW INTERFERENCE SUPPRESSION CAPACITOR RED WIRE RED/BLU WIRE RED/WHT WIRE REL (+) HECKR SEDAN, COUPE VEHICLE INTERIOR PREFUSE BOX VIO/GRN WIRE