Trailer tow circuit for BMW iX i20 (2021-2024)

AUX CTRL BACKUP LAMP RELAY CONTROL BACKUP LAMPS CIRCUIT BATTERY FUSE BLOCK BLK WIRE BODY CONTROL MODULE BRN WIRE COMPUTER DATA LINES SYSTEM FUSE 5 GMLAN SERIAL DATA GRY WIRE HOT AT ALL TIMES LEFT TRAILER STOP/TURN SIGNAL LAMP RELAY LEFT TRAILER TURN SIG LAMP LT BLU WIRE LT BLU/BRN WIRE LT GRN WIRE ORG/ WIRE PARK LAMP RELAY CONTROL RED WIRE RIGHT TRAILER STOP/TURN SIGNAL LAMP RELAY RIGHT TRAILER TURN SIG LAMP RT TRLR LAMP STOP/TRN FUSE TRAILER BACKUP LAMPS RELAY TRAILER BRAKE APPLY SIG TRAILER BRAKE POWER CONTROL MODULE TRAILER BRAKE PROVISION (BLUNT CUT) TRAILER CONNECTOR TRAILER PARK LAMPS RELAY TRAILER PROVISION TRAILER) TRLR BRK CNTRL MDL FUSE TRLR FUSE TRLR PRK LAMP FUSE TRLR REV LAMP FUSE TRLR STOP/TRN LAMP LT FUSE UNDERHOOD FUSE BLOCK WHT WIRE WHT/LT BLU WIRE YEL WIRE YEL/GRY WIRE