POSITIVE CRANKCASE VENTILATION (PCV) VALVE INSPECTION [ZJ, ZY]

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1.  Disconnect the negative battery cable. (See BATTERY REMOVAL/INSTALLATION [ZJ, ZY].)

2.  Remove the fresh-air duct and the air cleaner as a single unit.

3.  Remove the intake manifold and the fuel distributor component as a single unit.

4.  Disconnect the PCV hose from the PCV valve.

5.  Remove the oil level gauge pipe. (See TIMING CHAIN REMOVAL/INSTALLATION [ZJ, ZY].)

6.  Remove the PCV valve and the oil separator as a single unit.

7.  Verify that there is no airflow when pressure is applied to port A.

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•  If there is airflow, replace the PCV valve and the oil separator as a single unit.

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

•  If there is no airflow, replace the PCV valve and the oil separator as a single unit.