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How to Replace the Key Battery of the Toyota 4Runner

Model: Toyota 4runner N210 - Years 2002-2009
Part: Key

Replacing the key battery of the Toyota 4Runner is one of the simplest tasks you can do on your own without the help of a professional. Simply get a flathead screwdriver and use it to separate the upper cover from the lower one. Once you do this, you will see the exhausted button cell. Just remove it and replace it with a new one. Finally, properly reposition the two parts of the cover, and you're done. To avoid functionality issues, it is essential to use perfectly compatible batteries.

Updated on 7 May 2026 by ScegliAuto

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