Hyundai Kona: Smart key / Loss of a smart key
A maximum of two smart keys can be registered to a single vehicle. If you happen to lose your smart key, it is recommended that you should immediately take the vehicle and remaining key to your authorized HYUNDAI dealer or tow the vehicle, if necessary.
Mechanical key
If the Smart Key does not operate normally, you can lock or unlock the door by
using the mechanical key.
Move the release lever in the direction of the arrow (1) and then remove the
mechanical key ...
Smart key precautions
The smart key may not work if any of the following occur:
The smart key is close to a radio transmitter such as a radio station
or an airport which can interfere with normal operation of the trans ...
Other information:
Hyundai Kona (OS) 2018-2025 Owners Manual: Parking Distance Warning (Reverse/Forward) system precautions
The Parking Distance Warning (Reverse/Forward) system may not sound consistently
depending on the speed and shapes of the objects detected.
The Parking Distance Warning (Reverse/Forward) system may malfunction
if the vehicle bumper height or sensor installation has been modified or damaged.
...
Hyundai Kona (OS) 2018-2025 Owners Manual: Cruise Control will be canceled when:
Depressing the brake pedal.
Depressing the clutch pedal. (for manual transmission vehicle)
Pressing the O (Cancel) button located on the steering wheel.
Pressing the (CRUISE) button.
Both the (CRUISE) indicator and
the SET indicator will turn OFF.
Pressing the button. Both
the (CRUISE) ...