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How to replace the key battery in the Lexus ES350

Model: Lexus ES Xz10 - Years 2019-2025
Part: Key

In this guide dedicated to your Lexus ES350 (2019-2023), discover how to replace the battery located inside the smart key. First, pull out the emergency key by pulling it towards you. Next, use a small flat screwdriver (or any other thin object) to remove the rear cover, applying gentle force to avoid damage. Now, locate the button cell battery underneath and remove it as well. Finally, insert the new battery and reassemble everything.

Updated on 15 July 2026 by ScegliAuto

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