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Re: P1391, cmp, ckp waveform
Posted to Technical Discussion Forum on 12/11/2015 3 Replies

Thanks for taking the time to upload the captures.

Your Crankshaft Position Sensor signal is definitely bad. The anomaly appears to be happening at the same spot on the crankshaft almost every revolution.

I would shift my attention to the crank signal. Yo... Login to read more.

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