What could be the fault if there is alot of oil in the air filter
Sep 15, 2008 at 9:00 PM
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MHPAUTOS
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HI there,
Oil in the air filter is a sign of an engine that is breathing heavy, this is caused by worn piston rings, compression by-passes the rings and over pressurizes the sump carrying oil vapor into the air cleaner visa the PVC system, the oil then collects in the air filter.