Trailer tow circuit for BMW 3 series F30/F31 facelift (2015-2020)

ACTIVATION, FLASHING INDICATOR LAMP ACTIVATION, REVERSING LIGHT ELECTRONIC DRIVE ACTIVE BODYWORKS SYSTEM BLK/GRN WIRE BLK/GRY WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRAKE LIGHT SIG BRN WIRE COMPUTER DATA LINES SYSTEM DRIVE FOR FULLY AUTOMATIC TOWING HITCH EXTERIOR LAMPS CIRCUIT FLASHING INDICATOR LAMP SIG FUSE 113 FUSE 114 FUSE 139 FUSE 140 GRN WIRE GRY/BLK WIRE GRY/RED WIRE GRY/WHT WIRE HALL SENSOR SIG HOT W/ BI-STABLE RELAY ENERGIZED HOT W/ TERMINAL K-CAN BUS SIGNAL LED LEFT TURN SIG LIGHT PARKING, SIDE LIGHTS SIG REAR ELECTRONIC MODULE (RIGHT REAR OF LUGGAGE COMPT) REAR FOG LIGHT REAR FUSE HOLDER RED/BLK WIRE RED/BLU WIRE RED/VIO WIRE RED/YEL WIRE REVERSING LIGHT RIGHT TURN SIG LIGHT SWITCH SIG TRAILER MODULE TRAILER SOCKET TRAILER SOCKET (13-PIN) W/ TRAILER MODULE W/O TRAILER MODULE WHT WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/RED WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/RED WIRE