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      06-04-2011, 09:18 AM   #1
drew4392
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Drives: '07 335i Sedan
Join Date: May 2010
Location: Los Angeles

iTrader: (1)

Service Engine Light - BMWNA says its a Crank Case Pressure issue..?

So, this is the 4th (or 5th?) time my CPO '07 335 has been in to the dealer in less than a year due to a service engine light. Each time they change the HPFP and something else (coils and injectors one time, plugs another, plugs and clean valves another.....etc).

This time, again, they installed a new HPFP. But, it didn't cure the problem. So it went to BMWNA for investigation. BMWNA came back and suggested the dealer check the crank case pressure. The pressure was low. So, they plan on changing the valve cover gasket to see if that returns pressure to normal levels.

As soon as I hung up with my SA, I thought, wouldn't there be an oil leak if there was a pressure leak of any kind in that area?? What do you all think? I'm starting to feel like they don't know what is wrong. But I hope I'm wrong and BMWNA will fix this.

Thoughts?

Thanks, all
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