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Home >> Plymouth >> 1994 >> Laser RS, Automatic >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Controls - System/Component Tests >> Emission Systems & Sub-Systems >> Positive Crankcase Ventilation (PCV) >> PCV Valve
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PCV Valve

Disconnect hose from PCV valve. Remove PCV valve from valve cover. Reconnect hose to PCV valve. Start engine and let idle. Put finger over opening of PCV valve. Ensure a vacuum is felt with finger. If vacuum is not felt, clean or replace PCV valve as necessary.

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