Hyundai Kona: Smart key / Battery replacement

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
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 ...

Immobilizer system
The immobilizer system protects your vehicle from theft. If an improperly coded key (or other device) is used, the engine’s fuel system is disabled. When the ignition switch is placed in the ON pos ...

Other information:

Hyundai Kona (OS) 2018-2023 Owners Manual: Exterior overview
■ Front view 1. Hood 2. Head lamp 3. DRL (Daytime Running Light) 4. Turn signal lamp 5. Tires and wheels 6. Outside rearview mirror 7. Sunroof 8. Front windshield wiper blades 9. Windows ■ Rear view 1. Door 2. Fuel filler door 3. Rear combination lamp 4. Turn signal lamp, Rear fog lamp, Bac ...

Hyundai Kona (OS) 2018-2023 Owners Manual: Driving your vehicle
Carbon monoxide (CO) gas is toxic. Breathing CO can cause unconsciousness and death. Engine exhaust contains carbon monoxide which cannot be seen or smelled. Do not inhale engine exhaust. If at any time you smell engine exhaust inside the vehicle, open the windows immediately. Exposure to CO can c ...

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