The temperature will increase by turning the knob to the right. The temperature will decrease by turning the knob to the left.
Hyundai Kona (OS) 2018-2024 Owners Manual: Indicator lights
When the ignition switch is in the ON position, the ESC indicator light illuminates,
then goes off if the ESC system is operating normally.
The ESC indicator light blinks whenever the ESC is operating.
If the ESC indicator light stays on, your vehicle may have a malfunction with
the ESC system. W ...
Hyundai Kona (OS) 2018-2024 Service Manual: Heated Steering wheel Components and components location
Compoents Location
1. Heated Steering Wheel Switch
...