Trailer tow circuit for Ford Explorer III (2001-2006)

4 3 2 1 TRAILER TOW CONNECTOR (ON CENTER OF REAR BUMPER) AUTO HEAD AUTO BATTERY JUNCTION BOX (BJB) (LEFT SIDE OF ENGINE COMPARTMENT, AT FENDER APRON) BLK WIRE BRN WIRE BRN/WHT WIRE CENTRAL JUNCTION BOX (CJB) (BEHIND LEFT SIDE OF DASH) FUSE 5 DK GRN WIRE EXTERIOR LAMPS CIRCUIT FUEL PUMP RELAY FUSE 23 HEAD HOT AT ALL TIMES INSTRUMENT CLUSTER MAIN LIGHT SWITCH OFF OFF PARK PARK RED WIRE TAN WIRE TRAILER TOW RELAY WHT WIRE WHT/RED WIRE YEL WIRE