POSITIVE CRANKCASE VENTILATION (PCV) SYSTEM [WITHOUT CYLINDER DEACTIVATION (SKYACTIV-G 2.0, SKYACTIV-G 2.5)]

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Purpose, Outline

• Prevents release of blow-by gas (unburnt gas) into the atmosphere.

• The intake manifold vacuum introduces blow-by gas to the intake manifold via the PCV valve and the ventilation hose.

System Diagram

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Structure

• The positive crankcase ventilation system consists of the following parts:

Part name	Reference
PCV valve	(See POSITIVE CRANKCASE VENTILATION (PCV) VALVE [WITHOUT CYLINDER DEACTIVATION (SKYACTIV-G 2.0, SKYACTIV-G 2.5)].)
Ventilation hose	―