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How to Replace the Key Battery in a 2017 Toyota C-HR

Model: Toyota C Hr Ax10, MK 1, Ax50 - Years: 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023
Part: Key

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Video tutorial

If you need to replace the battery in your 2017 Toyota C-HR key but don’t know how to do it, follow the steps in this guide. First, take a flat screwdriver and use it to remove the back cover of the key, then remove the small protective cap located on the battery holder.

Finally, locate the exhausted battery and replace it with a new one of the same type. Refit the protective cap and the back cover, and the procedure is successfully completed.


Updated on 2 November 2026 by ScegliAuto


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by ScegliAuto

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