Positive Crankcase Ventilation: Service and Repair

Positive Crankcase Ventilation (PCV) Valve Replacement

Removal Procedure





1. Disconnect the Positive Crankcase Ventilation (PVC) valve hose assembly from the intake manifold.
2. Disconnect the PCV valve hose from the valve rocker arm cover.





3. Turn and remove the PCV valve cover from the upper intake manifold.
4. Remove and discard the seal (O-ring).

Installation Procedure





1. Install the PCV valve cover using the following procedure:
1.1. Install a NEW seal (O-ring) on the PCV valve cover.
1.2. Lubricate the seal with clean engine oil.
1.3. Install the PCV valve cover in the upper intake manifold.
1.4. Turn and lock the PCV valve cover in position.





2. Connect the PCV valve hose assembly to the valve rocker arm cover.
3. Connect the PCV valve hose assembly to the intake manifold.