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How to Replace the Key Battery on the Peugeot 3008

Model: Peugeot 3008 T84, MK 1 - Years 2009-2016
Part: Key

If the smart key for your Peugeot 3008 has suddenly stopped working, don't rush to buy a new one as the solution may be much more economical and simple. You can resolve this by replacing the battery inside. Here’s how to do it. First, get a small flat screwdriver. Insert the tip into the slot located at the bottom of the cover and remove the rear cover. Once done, remove the old battery and replace it with a new compatible model. Finally, correctly refit the rear cover.

Updated on 24 May 2026 by ScegliAuto

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On the Peugeot 407, the boot may become stuck, possibly due to a problem with the control button or the lock actuator. In such cases, you can perform an emergency opening by following the simple procedure shown in this tutorial. First, open the rear doors, then lower the seat back by operating the release lever. Next, go inside the boot, locate the lock, and manually operate it using a flathead screwdriver. The boot will then be free to open.

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