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Old 12-11-2012, 11:54 AM
mhw58 mhw58 is offline
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Location: Monterey California
Join Date: Oct 2012
Posts: 47
Mein Auto: BMW 335i Coupe
Originally Posted by jburke4689 View Post
Even in Winter, my 335i is cranking out cabin heat in 1 mile so the engine is warmed up pretty good by 4 miles. The only thing not warmed up in the engine would be the oil. It won't get hot enough to boil off water or other contaminants so I would go with the "rough service" shortened oil change interval.
My oil temp in the morning is going up to about 180 and I take a longer route home and it gets to about 200. At what temp will it boil off water and contaminants? Thanks.
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