The seatback pocket is provided on the back of the front seatbacks.
WARNING
To prevent the Occupant Classification System from malfunctioning:
Do not hang onto the front passenger's seatback.
CAUTION
Do not put heavy or sharp objects in the seatback pockets. In an accident they could come loose from the pocket and injure occupants.
Hyundai Sonata LF 2014-2019 Service Manual: License Lamps Repair procedures
Removal
1.
Disconnect the negative (-) battery terminal.
2.
Remove the trunk lid panel.
(Refer to Body - "Trunk Lid Trim")
3.
Remove the license lamp after disengaging the license lamp mounting clip (A).
4.
Remove the license lamp assembly after disconnect the license connector (A). ...
Hyundai Sonata LF 2014-2019 Owners Manual: If the Engine Will Not StartIf the Engine Will Not Start
If the Engine Doesn’t Turn Over or Turns Over Slowly
Be sure the shift lever is in N (Neutral) or P (Park). The engine starts
only when the shift lever is in N (Neutral) or P (Park).
Check the battery connections to be sure they are clean and tight.
Turn on the interior light. If the light d ...