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Change the Remote Battery on the Mercedes A-Class W169

Model: Mercedes Classe A W169 - Years 2004-2012
Part: Key

Today, you will learn how to disassemble and replace the battery in the key remote for the Mercedes A-Class W169, as well as the C-Class and B-Class. First, take your remote and remove the physical key from inside by sliding it out. Then, use a sharp object to open the back cover of the remote and access the battery, as shown in the video. At this point, you can remove and replace the battery with a new one of the correct type (in this case, a CR 2032 3V), making sure to insert it in the correct orientation!

Updated on 23 April 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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