Power port in car doesn’t work — how to diagnose Cigarette lighter sockets work perfectly fine with car phone chargers. But in most late model cars, they’re called power ports, not cigarette lighters. They work fine until they don’t. If your car’s power port doesn’t work, here’s how to diagnose the problem and fix it. #1 cause of cigarette lighter power port not working Blown fuse. Cigarette lighter sockets and power ports are usually fused by an 8, 10 or 12-amp fuse. In late model cars, they may be fused … Read More
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