52,500 miles (84,000 km) or 42 months
Hyundai Sonata / Sonata 2011 Owners Manual / Maintenance / Scheduled maintenance service / 52,500 miles (84,000 km) or 42 months
❑ Inspect air cleaner filter ❑ Inspect vacuum hose ❑ Replace engine oil and filter (52,500 miles (84,000 km) or 84 months)
See also:
Fuel Filter
A clogged filter can limit the speed at which the vehicle may be driven, damage
the emission system and cause hard starting. If an excessive amount of foreign matter
accumulates in the fuel tank, ...
Checking Condenser Cooling Fan
The condenser cooling fan should come on automatically whenever the air conditioner
is in operation. ...
Check Spark Plugs and Ignition System
Inspect your spark plugs and replace them if necessary. Also check all ignition
wiring and components to be sure they are not cracked, worn or damaged in any way. ...


