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How to Quickly Replace the Key Battery of the Toyota Corolla

Model: Toyota Corolla MK 4, E170, E160 - Years 2013-2019
Part: Key

Replacing the button battery inside the smart key of your Toyota Corolla is undoubtedly one of the quickest and simplest tasks you can perform yourself. Follow this guide to ensure you encounter no difficulties throughout the entire procedure. Press the button located on the side of the cover and simultaneously pull out the physical emergency key completely. Next, use this key to open the cover and remove the protective cap of the battery. Finally, proceed to replace the battery and, when finished, reassemble everything correctly.

Updated on 20 May 2026 by ScegliAuto

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