Trailer Tow Relay Parking Lamp Connector End View (C1199)

Fig 1: Trailer Tow Relay Parking Lamp Connector End View (C1199)

Courtesy of FORD MOTOR CO.

Pin	Circuit	Circuit function
1	14 (BN)	Power, Exterior lamps
2	57 (BK)	Ground
3	962 (BN/WH)	Trailer tow relay, switched output
4	...	not used
5	37 (YE)	Voltage supplied at all times (overload protected)