Quote:
Originally Posted by Kipper
Replaced the coilpack and don't believe i have seen the CEL light since, just the knock, haven't tried changing spark plugs as i believe that's quite a big job. Have also done 2 oil changes since having the problem. Not sure if it's just a placebo but the noise seemed to change when i swapped one of the oil control valves, so believe it could be a VVT issue, by ear it sounds like the knock is coming from the left side of the engine
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Well if you replaced the coilpack than you had access to the spark plug... It's really not that big of a job and it's the most likely cause. When was the last time your spark plugs have been changed?
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