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How to replace the battery of the Hyundai I40 key.

Model: Hyundai I40 MK 1 - Years 2011-2019
Part: Key

In the following guide dedicated to those of you who own a Hyundai I40, we will explain how you can replace the battery inside the key in just a few seconds. First of all, make sure to purchase a new CR2032 battery, then lift the emergency key located on the side of the cover and remove the cover with the help of a flat-head screwdriver. After removing the cover, locate the exhausted battery and replace it with the new one. Finally, all you have to do is reassemble the key cover correctly and the procedure is complete.

Posted on 17 September 2025 by ScegliAuto

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