Hyundai Sonata LF 2014-2019 Owners Manual: Remote key precautions
The remote key will not work if any of the following occur:
The key is in the ignition switch.
You exceed the operating distance limit (about 90 feet [30 m]).
The remote key battery is weak.
Other vehicles or objects may be blocking the signal.
The weather is extremely cold.
The remote key is ...
Hyundai Sonata LF 2014-2019 Service Manual: Windshield Wiper-Washer Switch Repair procedures
Removal
1.
Disconnect the negative (-) battery terminal.
2.
If it is necessary to remove multifunction switch assembly, remove the steering wheel.
(Steering System - "Steering Wheel")
3.
Remove the steering column upper shrouds (A).
(Refer to Body - "Steering Column Shroud Panel")
4 ...