Subaru Impreza WRX STI (2011)

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    Rear differential gear oil
    There is no oil level gauge. To check the rear differential gear oil level, we recommend that you consult your SUBARU dealer for inspection. ...

    Windshield wiper and washer switches
    The wiper operates only when the ignition switch is in the “ON” or “Acc” position. ...

    Periodic inspections
    To keep your vehicle in the best condition at all times, always have the recommended maintenance services listed in the maintenance schedule in the “Warranty and Maintenance Booklet” performed ...