Trailer Brake Wiring Troubleshooting. I'm having some issues with my trailer brake setup. How To Test & Troubleshoot Trailer Wiring.
The tail lights (ones that are supposed to be. It does not matter which wire you connect to which wire, only that they are not connected to each other". I'm having some issues with my trailer brake setup.
One thing I have done is checked all the ground wires an shined everything up but still no brakes.
Electric trailer brakes require a trailer brake controller.
The brakes are not grounded, so the wires coming out of the back of the brakes does not have polarity ( no hot or ground). Each standard has it's. electric trailer brakes troubleshooting. I see contradicting information though on the trailer brake trigger wire (brake light wire).