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Re: Replace ECM or more testing?
Posted to Technical Theory Forum on 3/31/2010

Hi Bob, The primary and secondary do not change from the time the car starts and run to when the misfire starts. The primary current pattern [1996 Ford Taurus LX, Ignition Waveform] shows all primary coils charging. This is the same even when it is misfiring. ... Login to read more.

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