The fan speed can be set as desired by pushing the fan speed control button.
More air is delivered with higher fan speeds.
Pressing the OFF button turns off the fan.
NOTICE
Operating the fan when the ignition switch is in the ON position could cause the battery to discharge. Operate the fan when the engine is running.
Hyundai Kona (OS) 2018-2023 Service Manual: Reservoir Tank Repair procedures
Removal and Installation
1.
Loosen the drain plug and drain the coolant and remove the radiator
cap to speed draining.
(Refer to Cooling System - "Coolant")
2.
Disconnect the over flow hose (A) and cooling hose (B).
...
Hyundai Kona (OS) 2018-2023 Owners Manual: Operating precautions for catalytic converters
WARNING
A hot exhaust system can ignite flammable items under your vehicle.
Do not park, idle, or drive the vehicle over or near flammable objects, such
as dry grass, paper, leaves, etc.
The exhaust system and catalytic system are very hot while the engine
is running or immediately after th ...