Subaru Legacy: Unleaded gasoline - Fuel requirements - Fuel - Starting and operating - Subaru Legacy Owners ManualSubaru Legacy: Unleaded gasoline

The neck of the fuel filler pipe is designed to accept only an unleaded gasoline filler nozzle. Under no circumstances should leaded gasoline be used because it will damage the emission control system and may impair driveability and fuel economy.

    Fuel octane rating
    This octane rating is the average of the Research Octane and Motor Octane numbers and is commonly referred to as the Anti Knock Index (AKI). Using a gasoline with a lower octane rating can cause p ...

    California fuel
    If your vehicle was certified to California Emission Standards as indicated on the underhood tune-up label, it is designed to optimize engine and emission control system performance with gasoline ...

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    Jump starting
    Notes If the battery is discharged, an engine can be started using the battery of another vehicle and two jumper cables. Only use jumper cables with fully insulated clamp handles. To prevent p ...

    Important Safety Precautions
    You’ll find many safety recommendations throughout this section, and throughout this manual. The recommendations on this page are the ones we consider to be the most important. Always Wear ...

    Run-flat tires
    Label RSC label on the tire sidewall. The wheels are composed of special rims and tires that are self-supporting, to a limited degree. The support of the sidewall allows the tire to remain dr ...