Vapor Hose and Fuel Filler Cap

The vapor hose and fuel filler cap should be inspected at those intervals specified in the maintenance schedule. Make sure that a new vapor hose or fuel filler cap is correctly replaced.

    See also:

    Safety
    The Hyundai Sonata is one of only two cars on the market that have received both a Top Safety Pick designation from the Insurance Institute for Highway Safety and a five-star overall safety rating ...

    Inner Panel
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    Purge Control Solenoid Valve (PCSV)
    The purge control solenoid valve is controlled by the Engine Control Module (ECM); when the engine coolant temperature is low during idling, the PCSV closes so that evaporated fuel is not taken in ...