Trailer tow circuit for Ford Ranger II (2006-2009)

AUTO BLK WIRE BLK/YEL WIRE BLU WIRE BRN WIRE CONTROL EXTERIOR LAMPS CIRCUIT FUSE FUSE 23 FUSE 31 GRN WIRE GRY WIRE HEAD HOT AT ALL TIMES LOW CURRENT BOARD MAIN LIGHT SWITCH OFF PARK PARK LAMP RELAY RED WIRE SENSE SMART JUNCTION BOX (SJB) (RIGHT KICK PANEL) TRAILER TOW CONNECTOR (UNDER CENTER OF REAR BUMPER) VIO WIRE WHT WIRE YEL WIRE