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Old 24th May 2019, 12:49 PM
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Quote:
Originally Posted by Prefferle View Post
I’m considering that I may have a defective PCV/Crankcase breather-oil separator valve. This would actually make some sense as it is located at the back of the engine near bank-4.
If you remove the oil filler cap whilst the engine is running and the variation in engine speed / rough running improves significantly then it is likely it could be the PCV valve for sure
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