Search results with tag "Positive crankcase ventilation"

Bulletin No.: Date: Service Bulletin

raised, the PCV port in the intake manifold needs to be unplugged. Proceed to step 5. If the manometer gauge indicates negative pressure, the PCV system is NOT clogged. Reinstall the positive crankcase ventilation (PCV) hose at the air box (1). No further action is required. 5. Remove the intake manifold. Refer to Intake Manifold Replacement in SI.

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