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Re: over 20v at coil KOEO.?
Posted to Technical Discussion Forum on 10/3/2019 1 Reply

Yes, the battery power at the pcm is good, the ignition switch voltage at the pcm sometimes goes 5 to 6 volts above battery voltage.

It goes through the tipm from the ignition switch. I did not check it going into the tipm, that would have told me a lot. It ... Login to read more.

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