POSITIVE CRANKCASE VENTILATION (PCV) VALVE INSPECTION[L3]

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1.  Remove the PCV valve.

2.  Verify that there is no airflow when pressurizing port A (Intake manifold side).

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•  If there is airflow, replace the PCV valve.

3.  Verify that there is airflow when vacuum is applied to port A.

•  If there is no airflow, replace the PCV valve.