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How to Replace the Key Battery on the Toyota Fortuner

Model: Toyota Fortuner An160 - Years: 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024
Part: Key

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Video tutorial

If the key for your Toyota Fortuner has suddenly stopped working, don't worry because this guide will explain simply how to replace the battery inside. First, get a flathead screwdriver and use it to remove the back cover after taking out the physical emergency key. At this point, also remove the key's circuit board and locate the dead battery.

Finally, replace it with the new battery and reassemble all components correctly. Test the key's functionality, and you're done.


Updated on 6 September 2026 by ScegliAuto


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by ScegliAuto

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