Hyundai Sonata LF 2014-2019 Service Manual: Smart Key Unit Repair procedures
Removal
Smart Key Unit
1.
Disconnect the negative (-) battery terminal.
2.
Remove the glove box.
(Refer to Body - "Glove Box Upper Cover Assembly")
3.
Remove the smart key unit (B) after disconnecting the connectors (A) and loosening the bolt and nut.
Interior 1 Antenna
...
Hyundai Sonata LF 2014-2019 Owners Manual: ESC OFF usage
When Driving
The ESC OFF mode should only be used briefly to help free the vehicle if stuck
in snow or mud by temporarily stopping operation of the ESC to maintain wheel torque.
To turn ESC off while driving, press the ESC OFF button while driving on a flat
road surface.
NOTICE
To prevent damage t ...