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How to Replace the Key Battery on a Toyota Corolla E210

Model: Toyota Corolla MK 5, E210 - Years 2019-2026
Part: Key

If you want to replace the battery inside your Toyota Corolla E210 key yourself, follow these simple steps outlined in this guide. First, purchase a CR2450 battery, then slide the emergency key out from the top of the cover and use it to open the cover. Once done, locate the dead battery to remove it and replace it with the new one. Finally, reassemble the protective cover, and you have successfully completed the task.

Posted on 9 July 2026 by ScegliAuto

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