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How to Replace the Remote Key Battery on a Seat Leon?

Model: Seat Leon MK 3, 5F - Years 2012-2019
Part: Key

You can replace the remote key battery on a Seat Leon by pressing the button located on the top of the device: this will lift the key blade, allowing you to lever it out of its housing. This way, you can detach the panel on the back of the remote: once the panel is removed, you will find the underlying battery that needs to be extracted from its seat. The new battery can now be inserted, after which close the remote and check that everything works.

Posted on 4 September 2026 by ScegliAuto

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