BMW 3-Series (E90 E92) Forum - View Single Post

Merv · 08-27-2012, 08:28 AM

I was wondering about this too. I blocked it with my hand while idling and there's a vacuum. The engine didn't seem to mind me blocking it.

08-27-2012, 08:28 AM	#4
Merv Enlisted Member 5 Rep 41 Posts Drives: 2011 335d Join Date: Apr 2012 Location: Chattanooga, TN iTrader: (0) Garage List 2011 BMW 335d [0.00]	I was wondering about this too. I blocked it with my hand while idling and there's a vacuum. The engine didn't seem to mind me blocking it.
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