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Old 12-08-2012, 05:26 AM
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Fudman Fudman is offline
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Location: Sudbury, MA
Join Date: Apr 2007
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Mein Auto: '02 530i Sport auto
Originally Posted by pshovest View Post
With so many M54 engines using a qt of oil every 1500 miles, be sure to ask about oil consumption. Owner should be able to tell you how often they add oil.
Excess oil consumption is very often due to a failing CCV. The CCV fails due to clogging from oil condensate, which occurs from short drives in cold weather on a cold engine.
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