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How to replace the remote battery on the Mazda 6 MK3

Model: Mazda 6 GJ, MK 3 - Years 2012-2024
Part: Key

In this brief guide, discover how to disassemble and replace the battery in the electronic key fob for the Mazda 6 third generation by following these simple and quick steps. First, take the remote and remove the key from inside it. Then, pry open the remote along the side slot to separate it into two parts, removing the battery cover as shown in the video. Now you can remove and replace the battery with a new one (in this case, a CR 2025 3V); then reassemble the remote!

Updated on 27 April 2026 by ScegliAuto

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by ScegliAuto

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