Changing the engine oil and filter
Hyundai Sonata / Sonata 2011 Owners Manual / Maintenance / Engine oil / Changing the engine oil and filter

See also:
Battery saver function
o The purpose of this feature is to prevent the battery from being discharged.
The system automatically turns off the headlights and parking lights when the driver
removes the ignition key and ope ...
Moisture Breeds Corrosion
Moisture creates the conditions in which corrosion is most likely to occur. For
example, corrosion is accelerated by high humidity, particularly when temperatures
are just above freezing. In such ...
Purge Control Solenoid Valve (PCSV)
The purge control solenoid valve is controlled by the Engine Control Module (ECM);
when the engine coolant temperature is low during idling, the PCSV closes so that
evaporated fuel is not taken in ...


