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Old 05-27-2010, 11:20 AM   #10
Scooby Newbie
Member#: 173938
Join Date: Mar 2008
Chapter/Region: NWIC
Location: Oregon
06 sti
matte black


Originally Posted by NSFW View Post
Why? The PCV system pulls air from the turbo inlet (downstream of the MAF sensor), and vents that air into the intake manifold (downstream of the MAF sensor). If it's clogged, you'd just have more air going through the regular intake tract (turbo, IC, etc) and less air going through the motor, but either way the amount of air entering the cylinders should be the same as the amount of air that went past the MAF sensor.
Sorry I ment to say egr exhaust gas recalculation valve. I know stis don't have them does the wrx?

If the egr is not closing all the way, Inert gas is filling space that o2 should be filling.

xlsupreme you also need to tell us what kind of car you have,or did I miss it
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Last edited by dazedone; 05-27-2010 at 11:33 AM.
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