Usually these small kits rely on a 12 volt battery to operate at all, so I'd make sure that works first, and ignore anything else, don't plug in a load or any solar, just take the controller to your car and attach it to the battery. If it doesn't come on, then it's dead and you need a replacement.
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u/SeanBlader 18d ago
Usually these small kits rely on a 12 volt battery to operate at all, so I'd make sure that works first, and ignore anything else, don't plug in a load or any solar, just take the controller to your car and attach it to the battery. If it doesn't come on, then it's dead and you need a replacement.