Thread: How do I check to see if my glo plugs are working correctly?
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Old Sep 27, 2010 | 03:52 PM
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Glenn_
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From: Darlington county durham
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I would put them in a vice and connect a live wire from a car battery to the top of glow plug. Then put a earth from the battery to the threaded part of the plug. If it starts to glow its ok. If not its fooked.
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