Subaru Workshop Service and Repair Manuals > Brat F4-1781cc 1.8L Turbo (1984) > Powertrain Management | Emission Control Systems | Evaporative Emissions System | Evaporative Check Valve | Component Information | Locations

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Evaporative Check Valve: Description and Operation

Fig.36 Two way valve.

This valve controls fuel vapor flow between the charcoal canister and fuel tank. The valve is operated by fuel tank pressure.

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