Sonata 2011 Owners Manual

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Instrument panel light control (rheostat)
The instrument panel lights can be made brighter or dimmer by turning the instrument panel light control knob. ...

Engine Coolant Temperature Warning Light
WARNING: Never remove the radiator cap when the engine is hot. The engine coolant is under pressure and could erupt and cause severe burns. Wait until the engine is cool before removing the rad ...

Air cnditioning care
Keeping the Condenser Clean The air conditioning condenser (and engine radiator) should be checked periodically for accumulation of dirt, dead insects, leaves, etc. These can interfere with maximu ...