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International Automotive Technicians Network
Re: Spark Testers - useless vs useful
Posted to Tool & Equipment Forum on 8/22/2019

I agree with Marlin, the important thing is to know what you are doing with each tool, much like checking open ckt voltage or load testing a ckt. While the light does not put much of a load on the system, if you are installing it "in line" of the ckt you are t... Login to read more.