Replacing the battery in a Mercedes key fob is a relatively simple task that can be completed in a few minutes. By following these instructions, you can ensure that your key fob continues to function properly.
You will need a new battery for your key fob. The type of battery you need will depend on the model of your Mercedes-Benz. You can find the correct battery type in your owner’s manual or by contacting a Mercedes-Benz dealership.
You will also need a small screwdriver to open the key fob.