Tralier Electronic Brake Control Module Connector End View (C239)

Fig 1: Identifying Trailer Electronic Brake Control Module Connector (C239)

Courtesy of FORD MOTOR CO.

Pin	Circuit	Circuit function
1	50 (RD)	Central Junction Box (CJB) (14A068), Start, to, Ignition switch (11572)
2	511 (LG)	Brake pedal position switch (13480), to stoplamps
3	43 (DB)	Electric trailer brakes
4	...	not used
5	14 (BN)	Power, Exterior lamps
6	206 (WH)	Trailer tow connector (15A416), Ground