To reduce HC emission, crankcase blow by gas (HC) is routed through two metering orifices to the intake manifold for combustion in the cylinders
INSPECTION OF PCV HOSES AND CONNECTIONS
1. VISUALLY INSPECT HOSES. CONNECTIONS AND GASKETS
Check for cracks, leaks or damage.
2. CLEAN TWO ORIFICES
Clean off any gum deposits in the orifices with solvent and blow out with compressed air.
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