Originally Posted by babock
The brakes sound like they are working properly since they work with the breakaway switch. I would measure the voltage at the trailer when you operate the manul lever on your brake controller to see what you get.
Just put a good batter on the trailer axles up spun the hell out of the wheels touched the battery and all wheels stopped.
Went to the truck i have 13 volts on max gain when the controller is activated
But when stepping on the brakes 2 volts is all i can get.