Hyundai Sonata (2011)

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    Use of E85 fuel
    E85 fuel is an alternative fuel composed of 85 percent ethanol and 15 percent gasoline, and is manufactured for use in Flexible Fuel Vehicles. E85 is not compatible with your vehicle. Use of E85 m ...

    Fuel recommendations
    Use Unleaded Gasoline Unleaded gasoline with a Pump Octane Rating of 87 (Research Octane Number 91) or higher must be used in your Hyundai. WARNING: o Do not "top off" after the nozzl ...

    Use Unleaded Gasoline
    Unleaded gasoline with a Pump Octane Rating of 87 (Research Octane Number 91) or higher must be used in your Hyundai. WARNING: o Do not "top off" after the nozzle automatically shuts o ...