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Home >> Acura >> 1986 >> Legend Automatic >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> PCV System >> System Testing

System Testing

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  1. Check PCV hose, grommet, breather hoses, and connections for cracks, damage, deterioration, and obstructions. Ensure that all connections are tight.
  2. Remove breather chamber cover and connect a vacuum pump to PCV valve. See Figure . Pinch hose as shown while applying 16-20 in. Hg. vacuum. Release the hose. If no clicking sound is heard, replace valve.
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