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Re: F150 5.4 Phaser Rattle and misfire
Posted to Technical Discussion Forum on 9/20/2011

i have a hard time looking at that scope capture

this is what a good coil looks like [2006 Ford E-350 Super Duty, Ignition Waveform]

and heres a bad coil [1998 Ford Expedition Eddie Bauer, Ignition Waveform] Login to read more.

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