BMW 3-Series (E90 E92) Forum - View Single Post - DIY: Understanding the N55 PCV Valve of Doom

PhaseP · 10-31-2016, 03:49 PM

This valve is used one way or another in many different BMW engines including NA N52 and seems to be common that by age either cracks or dirt builds up on sealing surface and gives problem.

10-31-2016, 03:49 PM	#8
PhaseP Colonel 1007 Rep 2,108 Posts Drives: 325XI Join Date: May 2010 Location: Earth iTrader: (0)	This valve is used one way or another in many different BMW engines including NA N52 and seems to be common that by age either cracks or dirt builds up on sealing surface and gives problem.
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