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How to replace the remote battery in the KIA Optima?

Model: Kia Optima / K5 MK 3, TF - Years 2010-2015
Part: Key

In this tutorial, see how to replace the remote battery in the KIA Optima. This operation is extremely simple and quick. You will need a replacement battery of type CR2032 and a small flathead screwdriver. First, extract the emergency metal key by pressing the appropriate button, then insert the screwdriver tip into the indicated slot, lever it open, and separate the two halves of the remote. Next, remove the old battery, position the replacement respecting the polarity, and reassemble everything.

Updated on 2 September 2026 by ScegliAuto

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