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How to Replace the Key Battery of the Mazda 6

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

If you're wondering how to correctly change the battery of your Mazda 6 Mk3 key (2012-2020), just read the following instructions carefully. With these, you'll complete the entire operation without any difficulties. First, remove the top part of the cover and insert a flat screwdriver into the slot to detach the rear cover. At this point, locate the exhausted battery and proceed with its replacement. Finally, refit everything correctly.

Updated on 14 June 2026 by ScegliAuto

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