Push the CRUISE button (the CRUISE indicator light will go off).
Hyundai Sonata LF 2014-2019 Owners Manual: Warning light and message
When the Smart High Beam Assist System is not working properly, the warning message
will come on for a few second. After the message disappears, the master warning
light will illuminate. Take your vehicle to an authorized HYUNDAI dealer and have
the system checked.
CAUTION
The system may not ope ...
Hyundai Sonata LF 2014-2019 Service Manual: Relay Box (Engine Compartment) Components and Components Location
Component Location
[Engine room junction block]
[Metal Core Block (PCB)]
...