Explanation of scheduled maintenance items
Hyundai Sonata / Sonata 2011 Owners Manual / Maintenance / Explanation of scheduled maintenance items
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Catalytic converter
(If installed)
Hyundai vehicles are equipped with a monolith
type three-way catalytic converter to reduce
the carbon monoxide, hydrocarbons and nitrogen
oxides contained in the exhaust gas. Exha ...
Tire rotation
To equalize tread wear, it is recommended that the tires be rotated every 7,500
miles (12,000 km) or sooner if irregular wear develops.
During rotation, check the tires for correct balance.
When r ...
Engine oil and filter
The engine oil and filter should be changed at the intervals specified in the
maintenance schedule. If the car is being driven in severe conditions, more frequent
oil and filter changes are requir ...


