SES light Engine Knocking and RPMs bounce

Asked by Steven Jul 07, 2016 at 08:09 PM about the 2003 INFINITI I35 Luxury FWD

Question type: Maintenance & Repair

So I just got this 03 infinity i35 and everything was good
it's just there was a engine hesitation and I was told that it
was the ingnition coil ? The RPMs fluctuate up and down
idling and I hear a knocking from the engine sometimes . I
was thinking many because the engine was shaking
against something but idk someone please help

2 Answers
30

Jtodd1978 answered 8 years ago

Check the knock sensor. It regulates the timing. I'm having a similar issue on my xterra

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