Use a circuit tester to check whether current is flowing through.Tail light housings should be secured to a metal surface (trailer frame), not wood or plastic. A more common case scenario presupposes ground to be provided through the bolts of the tail light assembly. In the first case, separate wires come out of each tail light assembly and are attached to a metal frame. Trailer tail lights not working? Make sure that each of tail lights is properly grounded.A ground connection can also loosen over time. Check the area the ground is secured to – it should be the bare metal frame. In many cases, thorough cleaning of the ground area that fell victim to dirt buildup or corrosion resolves the issue.
#Trailer lights free#
Make sure the surface it is secured to is unpainted and free from dirt and rust.
Because the most common reason for trailer lights not working properly is a bad or missing ground, check the trailer’s and truck’s ground connection first. Trailer light problems can be traced to any point in either the tow vehicle’s electrical system or trailer wiring, so visual inspection and testing are the first things to do. Use the following general guidelines on trailer lights troubleshooting that will help you find and solve the issue and get your trailer back on the road with its lights performing exactly as expected. When it is sitting in the garage, you are losing time and money.
Downtime is money, and when your trailer lights are giving you troubles, your trailer is not road legal.
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