7,500 miles (12,000 km) or 6 months
Hyundai Sonata / Sonata 2011 Owners Manual / Maintenance / Scheduled maintenance service / 7,500 miles (12,000 km) or 6 months
Inspect air cleaner filter
Inspect vacuum hose
Replace engine oil and filter (7,500 miles (12,000 km) or 12 months)
See also:
Bulb Wattage
...
Replacing the battery
When the transmitter's battery begins to get weak, it may take several pushes
on the button to lock or unlock the doors, and the LED will not light. Replace the
battery as soon as possible.
B ...
Seat Belt Warning Light and Chime
The driver's seat belt warning light and chime will activate to the following
table when the ignition switch is in "ON" position.
*1) Warning pattern repeats 11 times with an inte ...


