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How to Replace the Key Fob Battery in a Hyundai Elantra

Model: Hyundai Elantra CN7, MK 7 - Years: 2021, 2022, 2023, 2024, 2025, 2026
Part: Key

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Video tutorial

In this tutorial, you will see how to replace the battery in the key fob of a Hyundai Elantra. Take the remote for your car and first extract the metal key inside by pressing the button on the back of the casing and pulling the upper end outwards.

Next, use a flathead screwdriver; insert the tip into the central slot of the casing and pry until it opens. Remove the old battery and replace it with a new one, then close the remote.

The required battery model is a 2032 3V.


Updated on 17 October 2026 by ScegliAuto


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by ScegliAuto

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