Backup lamps circuit for Mercedes-Benz GLS-class X167 (2019-2023)

A SIG BACKUP RELAY BL (+) HECKL BL (+) HECKR BLU WIRE BLU/WHT WIRE BRN WIRE BRN/RED WIRE CAN B L CAN-B H AAG COMPUTER DATA LINES SYSTEM ELECTRIC VACUUM PUMP ELECTRONIC STABILITY PROGRAM CONTROL UNIT ENGINE COMPARTMENT FUSE, RELAY MODULE FLEX-E BM FLEX-E BP FULLY INTEGRATED TRANSMISSION CONTROL CONTROLLER UNIT FUSE 100 FUSE 116 FUSE 476 GRN/GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES LEFT REAR LAMP UNIT NCA WIRE PNK/GRY WIRE REAR CENTRAL CONTROL UNIT REAR FUSE, RELAY MODULE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/ORG WIRE REL (+) RIGHT REAR LAMP UNIT WHT/GRN WIRE