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4

The function of positive crankcase ventilation (PCV) system is that it

A. Mixes fuel with air

B. Promotes combustion by creating a swirling movement in the air-fuel mixture

C. Returns blow by gases from the crankcase to the intake system

D. Feeds blow by gases to the exhaust manifold

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Correct Answer :

C. Returns blow by gases from the crankcase to the intake system


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