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2006 Dodge Ram 5.7 COP Secondary waveform normal?

  • mszilves
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5 years 7 months ago - 5 years 7 months ago #37429 by mszilves
Looking at the waveform for cylinder 6 (though they all look similar), wanted to see if it was normal. Most of what I've learned and seen on secondary waveforms look a little different, especially the oscillations as the secondary fires. Wondering if this is normal, maybe something to do with the dual spark plug COP setup of the Hemi? The truck runs great, maybe a slightly rough idle at times, but no codes, fuel trims are perfect etc.
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Last edit: 5 years 7 months ago by mszilves.

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