Push the CRUISE button (the CRUISE indicator light will go off).
Hyundai Sonata LF 2014-2019 Service Manual: Repair procedures
Removal
1.
Disconnect the negative (-) battery terminal.
2.
Remove the center facia panel.
(Refer to Heating, Ventilation and Air Conditioning - "Controller")
3.
Disconnect the body control module connectors (A).
4.
Remove the body control module (A) after loosening the mounting nut ...
Hyundai Sonata LF 2014-2019 Service Manual: Instrument Cluster Schematic Diagrams
Circuit Diagram
...