Maintenance
Hyundai Sonata / Sonata 2011 Owners Manual / Maintenance
See also:
Changing the air cleaner filter
To change the filter, unsnap the clips around the
cover. When this is done, the cover can be lifted
off, the old filter removed and the new filter put
in its place. Genuine Hyundai Replacement
P ...
Gasolines for Cleaner Air
To help contribute to cleaner air, Hyundai recommends you use gasolines treated
with detergent additives, which help prevent deposit formation in the engine. These
gasolines will help the engine r ...
Instrument and controls
1. Panel Brightness Control Knob (Rheostat Switch).
2. 4WD Lock Switch (If installed).
3. Traction Control System (TCS) Switch (If installed) / Electronic Stability
Control (ESC) Switch (If inst ...


