Mercedes-Benz E320 4MATIC Problem Report

Mercedes-Benz E320 4MATIC Engine Oil Leak From PCV Vent Housing and/or Engine Inspection Plate

(13 reports)

An engine Oil leak may develop from the PCV vent housing on the valve cover and/or the inspection plate on the front of the engine.

MB Mechanic said the same thing to me. But I don't know the impact this will have if not treated. -
I have an wagon! I thought the head gasket was going but realized that couldn't be the case. It has to be the PCV housing. It's not much. I lose about a quart every 15,000 miles. But it's annoying. Sometimes it the oil drips on the hot engine and smells like it's burning oil. -
noticed oil leak all over valve cover and coils. in process of taking apart looking for leak or leaks -
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