Brake Controler Problem...Update
My SIL has a Prodigy brake controller on his Ford P/U. ('05 4wd 3/4) The brakes on the trailer work using the manual control but no trailer brakes when pressing the brake pedal on the truck. Any adv...
Forum Discussion
The controller has a 4 wire hook up. Power, Brake, Brake Sensor and Ground. Since it operates manually, power, brake and ground are OK. A disconnected brake sensor wire could cause your symptoms.
