22,500 miles (36,000 km) or 18 months
Hyundai Sonata / Sonata 2011 Owners Manual / Maintenance / Scheduled maintenance service / 22,500 miles (36,000 km) or 18 months
❑ Inspect air cleaner filter ❑ Inspect vacuum hose ❑ Replace engine oil and filter (22,500 miles (36,000 km) or 36 months)
See also:
Warning on the LCD screen (if equipped)
Key is not in vehicle
If the smart key is not in the vehicle and if any door is opened or closed with
the engine start/stop button in ACC, ON, or START, the warning illuminates on the
LCD scree ...
Engine
...
Maintenance Precautions
Improper or incomplete service may result in problems. This section gives instructions
only for the maintenance items that are easy to perform.
Several procedures should be done by an authorized Hy ...


