Mercury Monterey VIII (2003-2007) Trailer tow circuit

BRN WIRE BUSSED ELECTRICAL CENTER (BEC) (AT LEFT SIDE OF ENGINE COMPT) DK BLU WIRE DK GRN WIRE FUSE 46 FUSE 52 HOT AT ALL TIMES LEFT TURN TRAILER TOW RELAY PARKING LAMP TRAILER TOW RELAY RIGHT TURN TRAILER TOW RELAY SMART JUNCTION BOX (SJB) (BEHIND LEFT SIDE OF DASH) TRAILER TOW CONNECTOR (REAR CENTER OF VEHICLE) WHT WIRE YEL WIRE