If the remote key does not operate normally, you can lock or unlock the door by using the mechanical key.
Press the release button then the key will unfold automatically.
To fold the key, fold the key manually while pressing the release button.
Hyundai Sonata LF 2014-2019 Service Manual: Rear Door Belt Outside Weatherstrip Repair procedures
Replacememt
1.
Pull down rear door window glass by pressing the power window glass switch.
2.
Remove the rear door belt outside weatherstrip (A).
3.
Install in the reverse order of removal.
•
Replace any damaged clips.
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Hyundai Sonata LF 2014-2019 Owners Manual: AFLS (Adaptive Front Lighting System) a.k.a. DBL (Dynamic Bending Light)
Adaptive front lighting system uses the steering angle and vehicle speed to help
maximize your field of vision by swiveling and leveling the headlamp.
Change the switch to the AUTO position when the engine is running. The adaptive
front lighting system will operate when the headlamps are ON. To t ...