How To Change Battery In Mercedes Key Fob 2015

How To Change Battery In Mercedes Key Fob 2015

If your Mercedes-Benz key fobs start to show signs of battery failure, it’s time for you to change the battery. Replacing the battery in your Mercedes key fob is a quick and easy process. In this article, we’ll explain how you can change the battery in your Mercedes Key fob 2015.

What you’ll need to change the battery in your Mercedes key fob

– New battery (CR2025, around $5)
– Scissors or a flathead screwdriver
– A pen or any other small pointed object

How to change the battery in your Mercedes key fob

Step 1: Flip over your Mercedes key fob

Flip your Mercedes key fob and locate the small button or tab on the side of the fob. This button or tab is the release mechanism, which unlocks the cover to the battery.

Step 2: Remove the cover to the battery

Use your thumb and forefinger to press down on the release button or tab that you located in step one. Once you press down the button, use scissors or a flathead screwdriver to gently pry open the key fob cover.

Step 3: Take out the old battery

Once you remove the cover to the battery, you’ll see the circular battery. Use the pen or any other small pointed object to remove the old battery.

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Step 4: Insert the new battery

Insert the new battery with the positive side facing up. Then, use your fingers or the flat end of the pen to push the battery until it snaps into place.

Step 5: Close the key fob

After inserting the battery in the correct position, snap the key fob cover closed. Press the two halves of the fob together so that they fit snugly.

FAQs:

Q: What type of battery does my Mercedes key fob need?

A: Most Mercedes key fob models use CR2025 batteries. You can also check your car’s user manual or contact a Mercedes-Benz dealership to confirm the battery type.

Q: How often should I change my Mercedes key fob battery?

A: The battery life of a Mercedes key fob can vary, but they typically last between 2-3 years. However, if the performance of the key fob starts to decrease, it might be time to replace the battery.

Q: Can I change the battery in my Mercedes key fob myself?

A: Yes, you can change the battery in your Mercedes key fob yourself without any special tools. All you need is a new battery, scissors, or a flathead screwdriver, and a pen or any other small pointed object.

Q: Will changing the battery in my Mercedes key fob affect the car’s security system?

A: No, changing the battery in your Mercedes key fob won’t affect the car’s security system. However, if you notice any issues with the fob’s functionality after changing the battery, contact a Mercedes-Benz dealership to get your key fob checked.

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Conclusion:

Changing the battery in your Mercedes key fob is a straightforward process. Follow the steps listed above to ensure that the battery is correctly replaced, and your key fob is working correctly. If you encounter any problems, you can always contact a Mercedes-Benz dealership or a trained mechanic for assistance. Remember to replace the battery regularly, and your Mercedes key fob will provide you with years of reliable service.

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