
If the Smart Key is not working properly, try replacing the battery with a new one.
Battery Type: CR2032
To replace the battery:
1. Remove the mechanical key.
2. Use a slim tool to pry open the rear cover
of the smart key.
3. Remove the old battery and insert the new battery. Make sure
the battery position is correct.
4. Reinstall the rear cover of the smart key.
If you suspect your smart key might have sustained some damage, or you feel your smart key is not working correctly, it is recommended that you contact an authorized HYUNDAI dealer.
Information

An inappropriately disposed battery can be harmful to the environment and human health. Dispose of the battery according to your local law(s) or regulations.
Smart key precautions
Immobilizer systemHyundai Kona (OS) 2018-2026 Service Manual: Brake Switch Repair procedures
Inspection
1.
Inspect a removed stop lamp switch along the below procedures.
(1)
Confirm a normal connection with terminal part
–
A confirmation can be made to see if the connector h ...
Hyundai Kona (OS) 2018-2026 Owners Manual: Power outlet
The power outlet is designed to provide power for mobile telephones or other
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The devices should draw less than 180 W(Watt) with the engine running.
WARNING
Avoid electrical shocks. Do not place your fingers or foreign objects (pin,
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