I connected my light to my car, and it doesn't work. Now what?

Several items could be preventing the lights from properly working. The below items can help in troubleshooting: Try connecting the wires of the lights directly to a fully charged car battery. If the light works, then there is a problem between the battery connection and the light. Potential problems include a faulty switch, faulty relay, insufficient thickness wire, and improper grounding.

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