See also:

Resetting the sunroof
Whenever the vehicle battery is disconnected or discharged, or related fuse is blown, you must reset your sunroof system as follows: 1. Turn the ignition switch to the ON position and close the sun ...

Check battery and cables
Winter puts additional burdens on the battery system. Visually inspect the battery and cables as described in section 7. The level of charge in your battery can be checked by an authorized HYUNDAI ...

To Keep Locks from Freezing
To keep the locks from freezing, squirt an approved de-icer fluid or glycerine into the key opening. If a lock is covered with ice, squirt it with an approved de-icing fluid to remove the ice. If ...