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      12-02-2020, 08:26 PM   #11
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Drives: 2017 440i Gran Coupe & 2015 X5
Join Date: Nov 2012
Location: Orange County, CA

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Quote:
Originally Posted by JaxD View Post
just felt I should put an update here in case anyone ever runs across this issue, I went against the advice of every service center I visited and installed new spark plugs. The sp for cylinder 6 was badly damaged and following that the car idled better but not great. After a day of testing and hard driving I blew my charge pipe wide open right on the intake manifold connector. If you are suffering from this issue I advise inspecting your vacuum lines and intake system as I believe it may have been cracked which in turn damaged the spark plug as the engine dumped too much fuel for the air that was escaping the crack.[IMG]undefined[/IMG]
Just to confirm - the charge pipe was stock at all times? This is a classic issue of fuel mixture being incorrect for some reason (in this case the root cause is more clear).
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