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How to Replace the Key Battery of the Toyota Avalon

Model: Toyota Avalon Xx30 - Years: 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012
Part: Key

See other generations:
Video tutorial

To independently replace the battery inside your Toyota Avalon key (2008-2012), you will need a small flathead screwdriver and follow this mini guide. First, open the cover using the flathead screwdriver.

Next, remove the battery holder inside and open it to access the battery to be replaced. At this point, remove the old battery and insert the new button battery, ensuring it is fully compatible.

Finally, reassemble the key correctly, and you are done.


Updated on 21 July 2026 by ScegliAuto


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