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 the lock is frozen internally, you may be able to thaw it out by using a heated key. Handle the heated key with care to avoid injury.
Kia Cee'd JD Service Manual: Overhead Console Lamp Repair procedures
Inspection
1.
Remove the overhead console lamp assembly then check for continuity
between terminals. If the continuity is not as specified, replace the
map lamp switch.
[Non-Sunroof Type]
No.
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Kia Cee'd JD Service Manual: Components and components location
Components
[AFLS ECU]
...