Operation CHARM: Car repair manuals for everyone.

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POSITIVE CRANKCASE VENTILATION

Inspection


1. CHECK PCV VALVE






With engine running at idle, remove PCV valve from rocker cover. A
properly working valve makes a hissing noise as air passes through it. A strong vacuum should be felt immediately when a finger is placed over valve inlet.
Is the inspection result normal?
YES- INSPECTION END
NO- Replace PCV valve. Refer to "Exploded View" Exploded View.