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How to change the remote key battery of a Peugeot 307

Model: Peugeot 307 MK 1 - Years 2001-2009
Part: Key

In this video, see how to change the remote key battery of a Peugeot 307. Take your remote key, and using a screwdriver, unscrew the tiny screw on the key cover; pry open the two parts of the plastic key cover with a screwdriver. Remove the battery inside; take a new one of the same size and voltage. Reassemble the two covers of your remote by pressing the key cover until you hear it click into place. Finally, screw the tiny screw back into the remote cover. Check the remote key functions correctly.

Updated on 12 March 2026 by ScegliAuto

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