Trailer tow circuit for Toyota 4Runner V (2009-2013)

1 2 3 4 5 BRK +B GND STOP TAIL 4 6 7 1 B/UP BRK STTR STTL 5 2 3 BATT TAIL GND 9 18 16 LTOT RTOT STIN BLK WIRE BLU WIRE BRN WIRE DRIVER SIDE R/B ASSEMBLY (LEFT END OF DASH) ENGINE ROOM R/B ASSEMBLY (LEFT SIDE OF ENGINE COMPT) FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR START HOT W/ TAIL RELAY ENERGIZED J/B 4 (LEFT SIDE OF DASH) LT GRN/BLK WIRE RED WIRE SKID CONTROL ECU W/ ACTUATOR ASSEMBLY (LEFT REAR OF ENGINE COMPT) STOP FUSE STOP LIGHT SWITCH ASSEMBLY STOP LP RELAY SUB BATT FUSE SUB BATT RELAY TAIL FUSE TOWING BRAKE CONTROLLER (LEFT END OF DASH) TOWING BRK FUSE TOWING SOCKET TOWING TAIL FUSE TOWING TAIL RELAY TURN SIGNAL FLASHER ASSEMBLY (LEFT SIDE OF DASH) VIO WIRE VIO/GRN WIRE WHT WIRE WHT/BLK WIRE YEL WIRE