How do you troubleshoot an electric trailer brake controller?
Check the wires on the trailer brake magnets. Each magnet should have two wires: one for power, and one for ground. Make sure that the ground wire is attached to a clean metal area without any paint or corrosion. The power wire should be intact and have a solid connection to the electric brake signal wire.
How do you bench test a brake controller?
To bench test a brake controller you need to connect the black wire from the Tekonsha Voyager Trailer Brake Controller # 39510 to the positive terminal of a 12 volt battery and the white wire to the negative terminal. Then ground the test light to the negative terminal as well.
How do you find a short in electric trailer brakes?
Look for a pinched wire, or cracked or worn wire insulation that would allow the copper conductor to intermittently contact the trailer frame and create a short. You will also need to pull the hubs to examine the brake magnet wiring inside the brake assembly, once again looking for cracked or worn wire insulation.
How do you troubleshoot electric brakes?
The most common electrical problem is low or no voltage and amperage at the brakes….Troubleshoot Electric Trailer Brakes.
| SYMPTOM | CAUSES | REMEDIES |
|---|---|---|
| No Brakes | Faulty Controller | Test & Correct |
| Short Circuits | Find & Correct | |
| Weak Brakes | Grease or Oil on Magnets or Linings | Clean or Replace |
| Corroded Connections | Clean & Correct Cause of Corrosion |
How do you check electric trailer brakes with a multimeter?
Testing Individual Brake Magnet for a Short Then, connect one of the brake magnet wires to the negative lead of a multimeter and the positive lead of the multimeter to the positive post of the battery. If any amperage is detected, the magnet is shorted and will need to be replaced.
How do you test a brake controller box?
Testing the brake controller is fairly easy. Sever the blue brake output wire near the brake controller leaving enough room to reconnect it and then apply the manual slide. Using a circuit tester like the Quickee Tester, part # 3808, you should get output to the controller side of the wire you severed.