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How to Replace the Remote Battery on a Hyundai Tucson?

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

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Video tutorial

In this tutorial, you will learn how to replace the remote battery on a Hyundai Tucson. This operation is extremely simple and quick.

You will need a replacement battery of type CR2032 and, if necessary, a small flat-head screwdriver. First, extend the emergency metal key using the appropriate button, then lever on the indicated edge to unlock the rear cover.

Next, remove the old battery, insert the replacement battery respecting the polarity, and reassemble everything by following the reverse procedure.


Updated on 22 October 2026 by ScegliAuto


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by ScegliAuto

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