Hyundai Sonata: Valve clearance - Explanation of scheduled maintenance items - Maintenance - Hyundai Sonata Owners ManualHyundai Sonata: Valve clearance

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

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

    Cooling system
    Check cooling system components, such as radiator, coolant reservoir, hoses and connections for leakage and damage. Replace any damaged parts. ...

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    Tire specification and pressure label
    The tires supplied on your new vehicle are chosen to provide the best performance for normal driving. The tire label located on the driver's side center pillar gives the tire pressures reco ...

    Channel preset
    ...

    Weight of the Trailer Tongue
    The tongue load (A) of any trailer is an important weight to measure because it affects the total gross weight of the vehicle. The Gross Vehicle Weight (GVW) includes the curb weight of the ...