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Old 11-30-2012, 07:06 PM   #4
Scooby Newbie
Member#: 115260
Join Date: May 2006
Chapter/Region: MAIC
Location: Dover, DE
04 WRX
205/22E Hybrid w/ VF39


If it doesn't go away, you may be sucking air on the intake/low pressure side. It won't necessarily leak if that is the case.

I had the same problem, ended up being the o-ring for the aluminum elbow on top of the pump...the one that the rubber hose clamps to.
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tachrev is offline   Reply With Quote