Thread: PCV/CCV failure - Easy Fix
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      04-10-2024, 07:06 PM   #18
1004ron
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Drives: 2015 BMW X5 xDrive35i
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DrivenByE30
Thanks for the great write-up.

After installation of the 3rd party crankcase pressure regulating valve the crankcase seems to be quite negative at engine idle.

What's the best way to assess the function of this regulating valve?
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