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International Automotive Technicians Network
Re: Spark PLug Testers
Posted to Tool & Equipment Forum on 7/19/2021

Byron, I could take my ohm meter, on the highest range, and check a spark plug for short circuit because of carbon tracking. Ohm meter displays an open circuit. Then I could test using the megger, even on as low as 250 volts in many circumstances. The megger w... Login to read more.