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Re: 5.4 triton missfire using a ids, spiking up on one cylinder
Posted to Technical Discussion Forum on 7/7/2009 5 Replies

I'd do a cruise decel and see if #8 is still high. If it is, the PCM has likely learned an incorrect profile somehow or the trigger wheel is damaged.

Can you scope the CKP for irregularities maybe?

That's strange for sure.

Happy trails, Login to read more.

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