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Old 09-27-2011, 05:45 AM
puttitat puttitat is offline
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Location: Denmark
Join Date: Jul 2011
Posts: 27
Mein Auto: E91 330d
Originally Posted by granlund View Post
Try checking the color of the spark plugs if the engine is running lean or rich. Pictures would be good.

Do you have any cam chain noise? I wonder if the upper tensioner (between the intake- and exhaust cams) might cause this?
They are very light brown. A bit lighter than a fresh-from-tab 10w/60. Uhmmm :-)
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