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Replacement of the key battery for a Citroen C3.

Model: Citroen C3 SY, SX - Years 2016-2023
Part: Key

Let's see in today's tutorial how to replace the battery of a 2021 Citroen C3 key. The operation is very simple to do and we can do it entirely on our own in just a few seconds, but let's see how to proceed. First, using a small flathead screwdriver, we will remove the back panel of the key as shown in the video. Once that is done, we will immediately see the old battery that needs to be replaced. Now we just need to take out the old, exhausted battery and replace it with a new one. Finally, we close everything up. The required battery is the CR2032.

Posted on 3 January 2026 by ScegliAuto

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How to Open a Stuck Boot on the Peugeot 407?

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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