Hyundai Elantra: Spark plugs - Explanation of scheduled maintenance items - Maintenance - Hyundai Elantra MD 2010-2015 Owners manualHyundai Elantra: 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. ...

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