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      08-09-2016, 07:39 PM   #17
gresh
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Drives: 2013 X3 2.8iXdrive
Join Date: Jul 2008
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Quote:
Originally Posted by F30ed View Post
In cases I know, when oil feed line was leaking, oil was escaping to exhaust impeller, accumulating on cat and burning as white smoke as startup. Even if oil leaked to intake, it would burn during combustion.
When oil leaks its level drops down, and if overlooked/ignored/notdetected leads to oil loss and as the result to oil starvation (sludge form too because overstress and overheating).
Yep, that was happening. Most of the oil went into the exhaust. some of the oil is taken back in through the vacuum system and some to the intake. At this point, it doesnt matter because the engine is replaced. Right now, I am trying to find the cause of a OBD P0171 MIL.

Thanks for the insight though. I guess that if the oil indicator in the car was off, that would do it. I had the oil changed at 7500 miles for as long as I had it. You would have thought that BMW would have noticed, but maybe not.

Thanks again
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