When all doors are locked and closed, the puddle lamp will come on for 15 seconds if any of the below is performed.
At this time, if you press the door lock button, the lamps will turn off immediately.
Interior light
DefrosterKia Cee'd JD Service Manual: Temperature Control Actuator Repair procedures
Inspection
1.
Turn the ignition switch OFF.
2.
Disconnect the temperature control actuator connector.
3.
Verify that the temperature control actuator operates to the warm position
when connecting 12V ...
Kia Cee'd JD Service Manual: Components and components location
Component Location
1. Door lock switch
2. SJB (Smart Junction Box)
3. BCM (Body Control Module)
4. Front door lock actuator
5. Rear door lock actuator
6. Tailgate open actuator
...