Changing the battery in your 2020 Mercedes key fob is a simple task that can save you time and money. A dead key fob battery can leave you stranded, so knowing how to replace it yourself is essential. This guide provides a step-by-step process, troubleshooting tips, and answers to frequently asked questions about changing the battery in your Mercedes key fob 2020.
Knowing how to change the battery in your Mercedes key fob 2020 is a valuable skill. Not only does it save you a trip to the dealership, but it also empowers you to maintain your vehicle. This guide will walk you through the process, ensuring you’re back on the road with a functioning key fob in minutes.
Identifying Your Mercedes Key Fob Type
Before you begin, it’s crucial to identify your Mercedes key fob type. Different models may have slight variations in the process. The 2020 models generally use the chrome smart key or the newer, sleeker key design. Recognizing your key type will help you follow the correct instructions.
Gathering the Necessary Tools
You’ll need a few tools before you start. A small flathead screwdriver or a key fob removal tool is essential for opening the key fob casing. You’ll also need the correct replacement battery. For most 2020 Mercedes key fobs, a CR2032 battery is required. It’s always a good idea to have a spare battery on hand. Double check your owner’s manual to confirm the correct battery type for your specific model. Having the right tools and battery ready will make the process much smoother. Similar to changing the battery in mercedes key fob, a simple screwdriver and the right battery are all you need.
Step-by-Step Guide to Changing the Battery
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Locate the release button: On the side of your key fob, you’ll find a small release button. Press this button to release the emergency key blade.
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Use the emergency key: Insert the emergency key blade into the slot on the key fob and gently pry open the casing. Be careful not to damage the casing.
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Identify the battery compartment: Once the casing is open, you’ll see the battery compartment. It’s usually a small, circular compartment.
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Remove the old battery: Carefully remove the old battery using your flathead screwdriver or key fob tool. Avoid puncturing the battery.
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Insert the new battery: Place the new CR2032 battery into the compartment, ensuring the positive (+) side is facing up.
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Close the casing: Align the two halves of the key fob casing and press them together until they click shut.
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Test the key fob: Try locking and unlocking your car to ensure the new battery is working correctly.
Troubleshooting Common Issues
Sometimes, you might encounter issues even after changing the battery. If your key fob still isn’t working, try these troubleshooting tips:
- Check the battery orientation: Ensure the battery is inserted correctly with the positive (+) side facing up.
- Try a different battery: The new battery might be faulty. Try a different CR2032 battery to see if that resolves the issue.
- Resynchronize the key fob: You might need to resynchronize your key fob with your car. Consult your owner’s manual for instructions on how to do this for your specific model. As with mercedes a class key fob not working, resynchronization might be necessary.
Knowing how to how to fix mercedes key fob will save you time and frustration.
How do I know if my Mercedes key fob battery needs replacing?
A common sign is decreased range. You might notice you have to be closer to your car for the key fob to work. Another sign is if the key fob buttons require multiple presses to function.
What type of battery does a 2020 Mercedes key fob use?
Most 2020 Mercedes key fobs use a CR2032 battery. You can purchase these batteries at most electronics stores or online.
Where can I buy a replacement battery for my Mercedes key fob?
CR2032 batteries are readily available at most electronics stores, pharmacies, and online retailers. Make sure to buy a reputable brand to ensure quality and longevity.
Can I damage my key fob by changing the battery myself?
As long as you follow the instructions carefully and use the correct tools, you shouldn’t damage your key fob. Be gentle when prying open the casing and avoid puncturing the battery. You can find further information on changing battery in mercedes a class key fob.
Can I remote start my Mercedes with the key fob?
Yes, you can remote start most 2020 Mercedes models with the key fob. Consult your owner’s manual for the specific procedure for your model. This information might also be helpful for those interested in can you remote start mercedes from key fob.
Conclusion
Changing the battery in your 2020 Mercedes key fob is a straightforward process that anyone can do with the right tools and instructions. By following this guide, you can save yourself a trip to the dealership and keep your Mercedes key fob functioning perfectly.
Need help with your Mercedes key fob? Contact us via Whatsapp: +1 (641) 206-8880. Or visit our location at 1326 N Houston St, Amarillo, TX 79107, USA. Our customer service team is available 24/7 to assist you.
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