Re: coil on plug diagnostics

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Posted to Snap-on Handheld Users Group on 9/18/2007 1 Reply

I built a [Ford COP Jumper Harness] for doing this I salvaged the end of an old failed coil and a NAPA part# EC259 igniton coil connector. This allows easy acces to the primary wires for amp and voltage tests. HTH Login to read more.

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