See also:

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

Side Repeater Light
If the light bulb is not operating, have the vehicle checked by an authorized Hyundai dealer. ...

Replacing the battery
When the transmitter's battery begins to get weak, it may take several pushes on the button to lock or unlock the doors, and the LED will not light. Replace the battery as soon as possible. B ...