Some items need to be reset after the battery has been discharged or the battery has been disconnected. See chapter 3 for:
Hyundai Sonata LF 2014-2019 Service Manual: Antenna Coil Repair procedures
Removal
1.
Disconnect the negative (-) battery terminal.
2.
Remove the crash pad lower panel.
(Refer to Body - "Crash Pad Lower Panel")
3.
Disconnect the 6P connector (B) of the coil antenna and then remove the coil antenna (A) after loosening the screw.
Installation
1.
Install the ...
Hyundai Sonata LF 2014-2019 Owners Manual: Securing a child restraint with the LATCH anchors system
To install a LATCH-compatible child restraint in either of the rear outboard
seating positions:
1. Move the seat belt buckle away from the lower anchors.
2. Move any other objects away from the anchors that could prevent a secure connection
between the child restraint and the lower anchors.
3. Pla ...