Whenever a front door is opened, the ignition switch will be illuminated for your convenience, provided the ignition switch is not in the ON position. The light will go off immediately when the ignition switch is turned on or go off after about 30 seconds when the door is closed.
Kia Cee'd JD Service Manual: Repair procedures
Removal
1.
Disconnect the negative (-) battery terminal.
2.
Remove the crash pad lower panel.
(Refer to Body - "Crash Pad Lower Panel")
3.
Remove the BCM unit (A) after loosening nuts.
...
Kia Cee'd JD Owners Manual: Headlamp delay function
The headlamps (and/or taillights) remain
on for same minutes (Type A: 20 minutes,
Type B: 5 minutes) after the ignition key
is removed or turned to the ACC or
LOCK position. However, if the driver’s
door is opened and closed, the headlights
are turned off after 15 seconds.
The headli ...