Welcome light
Door handle lamp
When all the doors (and trunk) are closed and locked, the door handle lamp will come on for about 15 seconds if any of the below is performed.
Headlamp and Parking lamp
When the headlamp (lamp switch in the headlamp or AUTO position) is on and all doors (and trunk) are locked and closed, the parking lamp and headlamp will come on for 15 seconds if/or any of the below is performed.
At this time, if you press the door lock or unlock button on the remote key or smart key the parking lamp and headlamp will turn off immediately.
You can activate or deactivate the Welcome Light from the User Settings Mode (Light) on the LCD display.
Interior lamp
When the interior lamp switch is in the DOOR position and all doors (and trunk) are closed and locked, 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 or unlock button on the remote key or smart key the room lamp will turn off immediately.
Hyundai Sonata LF 2014-2019 Service Manual: Panorama Sunroof Assembly Components and Components Location
Components Location
1. Panorama sunroof assembly
...
Hyundai Sonata LF 2014-2019 Owners Manual: SRS Care
The SRS is virtually maintenancefree and there are no parts you can safely service
by yourself. If the SRS air bag warning light does not illuminate when the Engine
Start/Stop button is in the ON position, or continuously remains on, have your vehicle
immediately inspected by an authorized HYUNDA ...