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How to Replace the Remote Battery in a Smart

Model: Smart Smart 451 - Years 2007-2015
Part: Key

In today's video, you will learn how to replace the remote battery in a Smart 451. First, obtain a battery of the same type, specifically a CR 2016 3V; you can purchase it online or in physical stores. Now, proceed with the task. Detach the casing from its pins, being careful. On one side, you have the mechanism, while on the other side is the battery. Remove it and use a screwdriver if necessary. Insert the new unit and test the remote. If it works correctly, you can reassemble the unit.

Updated on 23 June 2026 by ScegliAuto

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How to Connect the Cables to the Battery of the Citroen Xsara Picasso?

In this tutorial, you will see how to connect the cables to the battery of the Citroen Xsara Picasso, useful if you need to recharge it or perform an emergency start. First, ensure the key is not inserted, then open the bonnet and move to the front of the left headlamp. Next, locate the bolt just behind the filter box and connect the positive terminal clamp to it. Now you can connect the negative terminal to any point on the chassis, such as the indicated point. Once the operation is complete, ensure you disconnect the negative first and then the positive.

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