Mechanics

OIL IN AIR FILTRATION SYSTEM

1995 Nissan Maxima • 180,000 miles

Why would oil b in the air intake system
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Moneysam
October 10, 2012.



This is usually due to a faulty PCV or the engine has excessive blowby gases.

KHLow2008
Oct 10, 2012.
Well actually its not comin frum the air sytem theres a small tube connected to the valve cover thats closest to the radiator and oil is squirting frum it periodically I cudnt figure out where it connects to it doesnt connect to the air filter

Tiny
Moneysam
Oct 10, 2012.
Hoses from valve covers are PCV related and it either connects the 2 valve covers for V 6 engines or it goes to the air cleaner hose. PCV hose would go to the intake manifold

KHLow2008
Oct 10, 2012.