Backup lamps circuit for Mercedes-Benz CLA-class C117/X117 facelift (2016-2019)

*** BACKUP LAMP BACKUP RELAY BLU WIRE BLU/WHT WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L CAN C H CAN C L COMPUTER DATA LINES SYSTEM DUAL CLUTCH TRANSMISSION FULLY INTEGRATED TRANSMISSION CONTROL CONTROLLER UNIT ENGINE COMPARTMENT FUSE, RELAY MODULE FRONT ELECTRICAL PREFUSE BOX FUSE 2 FUSE 223 FUSE 241 FUSE 98 GRY WIRE GRY/BLU WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT W/ CIRCUIT INNER LEFT REAR LAMP UNIT INNER RIGHT REAR LAMP UNIT LEFT REAR LAMP UNIT N/A NCA WIRE RED WIRE RED/WHT WIRE RIGHT REAR LAMP UNIT SAM CONTROL UNIT (LEFT END OF DASH) VEHICLE INTERIOR FUSE BOX WHT WIRE YEL WIRE