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How to Replace the Key Battery of the Hyundai Tucson

Model: Hyundai Tucson MK 3, TL - Years: 2015, 2016, 2017, 2018, 2019, 2020, 2021
Part: Key

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Video tutorial

Replacing the battery inside your Hyundai Tucson key is fortunately one of the simplest DIY maintenance tasks. Follow the instructions in this guide, and you will have no difficulties.

First, locate and press the metal button at the top of the key to release the emergency key. Next, remove the rear cover using your hands, and then simply replace the old battery with the new one. Finally, reattach the rear cover, and you are done.


Updated on 18 May 2026 by ScegliAuto


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by ScegliAuto

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