Non-turbo models

The engine is designed to operate using unleaded gasoline with an octane rating of 87 AKI (90 RON) or higher.

    See also:

    Air inlet selection button
    Air inlet selection button ON position (recirculation): Interior air is recirculated inside the vehicle. Push the air inlet selection button to the ON position for fast cooling with the air condition ...

    When checking or servicing in the engine compartment (2.5 L non-turbo models)
    CAUTION Do not contact the belt cover while checking the components in the engine compartment. Doing so may cause your hand to slip off the belt cover and result in an unexpected injury. ...

    Vehicle Dynamics Control mode switch (STI)
    Indicator light Vehicle Dynamics Control mode switch When the switch is pressed briefly or for more than approximately 3 seconds during engine operation, the mode of the Vehicle Dynamics Control Sys ...