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How to Replace the Key Battery on a Toyota Prius 3

Model: Toyota Prius MK 3, Xw50 - Years: 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023
Part: Key

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Video tutorial

If the key for your Toyota Prius third generation (2016-2023) is not working, don't rush to buy a new one, as the solution might be much simpler and more economical. Let's see how to replace the battery located inside the key quickly and easily.

First, remove the emergency key and detach the rear cover. Once done, locate the exhausted battery and replace it with a new compatible one. Finally, reattach the rear cover, and you're finished.


Updated on 24 July 2026 by ScegliAuto


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To reset the tyre pressure warning light on the Kia Niro EV, inflate the tyres until they reach the correct pressure value. This value is indicated on the sticker attached to the driver's door pillar. Once the tyres are inflated, turn on the instrument cluster to check that the warning light has completely disappeared from the display. If it is still present, you may need to drive for a few miles to ensure it disappears completely from the screen.

Watch the video!


by ScegliAuto

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