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:
Spare tire and tools
Your Hyundai is delivered with the following:
Spare tire and wheel.
Wheel nut wrench, Wrench bar.
Jack. ...
Manual Transaxle Oil
Inspect the manual transaxle oil according to the maintenance schedule.
NOTE:
If the oil level is low, check for possible leaks before adding oil. Do not overfill. ...
Impact sensing door unlock system (if equipped)
All doors will be automatically unlocked when the impact is delivered to impact
sensors while the ignition switch is ON.
However, the doors may not be unlocked if mechanical problems occur with the ...


