Hyundai Sonata: Spark plugs - Explanation of scheduled maintenance items - Maintenance - Hyundai Sonata Owners ManualHyundai Sonata: Spark plugs

Make sure to install new spark plugs of the correct heat range.

    Air cleaner filter
    A Genuine HYUNDAI air cleaner filter is recommended when the filter is replaced. ...

    Valve clearance
    Inspect excessive valve noise and/or engine vibration and adjust if necessary. An authorized HYUNDAI dealer should perform the operation. ...

    See also:

    Steering Wheel Adjustment
    To adjust the steering wheel: 1. Pull the lever down. 2. Move the steering wheel up, down, forward, and backward. 3. Pull the lever up to lock the steering wheel in place. Do not adjust the stee ...

    Correct driver's seat position
    Observe the safety guidelines on seat adjustment •► Check whether you have adjusted seat = properly. Electrical seat adjustment (Y page 100) When adjusting the seat, make sure: &nbs ...

    Replacement Parts
    Many components in your Flexible Fuel Vehicle (FFV) are designed to be compatible with ethanol. Always be sure that your vehicle is serviced with correct ethanol compatible parts. CAUTION! Rep ...