Hyundai Sonata (2009)

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    Key operations
    (1) Master key (M) Used to start the engine, lock and unlock the doors, lock and unlock the glove box, and open the trunk. (2) Sub key (S) Used only to start the engine and lock and unlock the doo ...

    Trunk Lid/Tail Gate Open Warning Light
    This light remains on unless the trunk lid/ tail gate is completely closed and latched. ...

    Air conditioning system
    Air Conditioning Switch (If installed) The air conditioning is turned on or off by pushing the A/C button on the heating/air conditioning control panel. Air Conditioning Operation for Cooling ...