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      12-13-2014, 03:18 PM   #8
Efthreeoh
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Drives: The E90 + Z4 Coupe & Z3 R'ster
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Quote:
Originally Posted by ashmostro View Post
If the oil filter housing gasket is leaking or was some how disturbed to the point of leaking it can leak into the water pump and cause it to fail.

Are you getting codes for water pump failure though?
The water pump fails because the control electronics overheat, not because of coolant (and in your theory oil/coolant) contamination.
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