BMW X3 M F97 (2019-2021) Trailer tow circuit

BLK WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE COMPUTER DATA LINES SYSTEM GRY/RED WIRE RED/BLK WIRE RED/BLU WIRE RED/BRN WIRE RED/VIO WIRE TRAILER MODULE (RIGHT REAR QUARTERPANEL) TRAILER SOCKET WHT/YEL WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/RED WIRE

BLK WIRE BLU/YEL WIRE BODY DOMAIN CONTROLLER (RIGHT KICK PANEL) BRN WIRE COMPUTER DATA LINES SYSTEM FRONT PASSENGER EXTERIOR MIRROR FUSE 240 FUSE 289 FUSE 295 FUSE 50 FUSE 504 FUSE BOX GRY/GRN WIRE HOT AT ALL TIMES HOT W/ TERMINAL NOISE SUPPRESSOR FILTER PREPARATION TRAILER MODULE PLUG CONNECTION REAR POWER DISTRIBUTION BOX RED WIRE RED/BLK WIRE RED/BLU WIRE RED/BRN WIRE RED/VIO WIRE RELAY ENERGIZED RIGHT FRONT POWER DISTRIBUTION BOX TRAILER BRAKE SYSTEM PLUG CONNECTION W/ PREPARATION TRAILER MODULE W/ TRAILER MODULE W/ TRAILER SOCKET W/O TRAILER SOCKET YEL/BRN WIRE YEL/RED WIRE