When the interior light switch is in the DOOR position and all doors (and tailgate) are locked and closed, the room lamp will come on for 30 seconds if any of the below is performed.
At this time, if you press the door lock button, the lamps will turn off immediately.
Kia Cee'd JD Service Manual: Crankshaft Position Sensor (CKPS) Description and operation
Description
Crankshaft Position Sensor (CKPS) detects the crankshaft position and is one
of the most important sensors of the engine control system. If there is no CKPS
signal input, the engine may stop because of CKPS signal missing.
This sensor is installed in ladder fra ...
Kia Cee'd JD Service Manual: Height Sensor Repair procedures
Removal
1.
Disconnect the negative (-) battery terminal.
2.
Disconnect the head lamp height sensor connector.
3.
Remove the assist arm (A).
4.
Remove the head lamp auto level ...