Why does my trailer lights only work on one side?

Why does my trailer lights only work on one side?

If the lights on one side still aren’t working, you may have a break in the wire. To test for a broken wire, check the color of the wire going to the socket and then find that wire on the connector in front. Probe inside the socket with the tester (you’ll see the color of the wire that connects to the socket inside).

Why won’t my trailer indicators work?

Turn Signals on Trailer Not Working When Running Lights are On The most likely cause for the turn signals not to work when the running lights are on with your trailer is a bad or weak ground. It’s very possible that a weak ground connection can be just strong enough to allow sufficient current for someā€¦

How to troubleshoot right side trailer lights not working?

You might apply 12V power directly to it to ensure the bulb isn’t out. Also make sure it’s securely grounded to a clean, bare piece of metal (whether it grounds through a dedicated wire or through its mounting hardware). Let me know what you find and we can keep troubleshooting if needed. 67185

Is there a turn signal on the right side?

Right light has running light only, no brake or turn signal. It sounds like your problem may be limited to just one circuit – the wire that carries the right turn signal and brake light. To begin testing, I recommend checking the vehicle side and trailer side connectors for any signs of corrosion or damage and repair as needed.

Where are right side brake lights and turn signal?

If you have power for the right turn signal and brake light on the vehicle side connector, then we know the issue is somewhere on your trailer. Starting at the trailer side connector, follow the wires back to the tail lights looking for any sections that are pinched, frayed or damaged.

Why are the lights on the right side not working?

If looking at the face of the connector, it is the pin in the 3 oclock position. If you are getting the proper signal at the connector, you know that the problem is on the trailer side. On the trailer, make sure the main ground is connected to a paint, dirt, and corrosion free bare metal surface on the frame.

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