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How to Replace the Key Battery in the Toyota Prius 2

Model: Toyota Prius Xw30, MK 2 - Years: 2009, 2010, 2011, 2012, 2013, 2014, 2015
Part: Key

See other generations:
Video tutorial

If the smart key for your Toyota Prius Mk2 (2009-2015) has suddenly stopped working and you want to replace the battery inside, simply follow the steps described below. First, press the button located on the side of the cover and simultaneously slide out the emergency key. Next, remove the rear cover and locate the used battery.

Finally, replace it with a new compatible battery and reassemble everything correctly.


Updated on 13 June 2026 by ScegliAuto


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Watch the video!


by ScegliAuto

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