How to Change Battery on Mercedes Key Fob 2016

Changing the battery in your 2016 Mercedes key fob is a quick and easy process that can save you the hassle and expense of a trip to the dealership. This guide will walk you through the steps involved in How To Change Battery On Mercedes Key Fob 2016, ensuring you’re back on the road in no time.

Understanding Your Mercedes Key Fob

Before we dive into the replacement process, let’s take a moment to understand the different types of key fobs used for 2016 Mercedes models. This is crucial because the procedure might vary slightly depending on the specific fob you have. Generally, 2016 models used either the “Chrome Key” or the “Smart Key.” Knowing which one you have will help you follow the correct steps.

Gathering the Necessary Tools

You’ll need just a few tools for this task:

A small flat-head screwdriver or a plastic pry tool
A new CR2025 battery (make sure it’s a quality brand)
Optionally, a small flashlight to improve visibility

Step-by-Step Guide: Changing the Battery in a Chrome Key

Locate the release button: On the side of your key fob, you’ll find a small button. Press this button to release the emergency key blade.
Use the emergency key: Insert the emergency key blade into the slot on the opposite side of the key fob and gently twist. This will separate the key fob housing into two halves.
Identify the old battery: Inside the key fob, you should see the CR2025 battery. Carefully pry it out using your flat-head screwdriver or plastic pry tool. Avoid damaging the surrounding components.
Install the new battery: Insert the new CR2025 battery, making sure the positive (+) side is facing upwards, just like the old battery.
Reassemble the key fob: Align the two halves of the key fob housing and snap them back together. Make sure they fit securely.
Test the key fob: Try locking and unlocking your car to ensure the new battery is working correctly.

Step-by-Step Guide: Changing the Battery in a Smart Key

Locate the notch: Look for a small notch on the key fob.
Insert the flat-head screwdriver: Carefully insert the flat-head screwdriver or plastic pry tool into the notch and gently pry open the key fob housing. Be careful not to damage the plastic.
Remove the old battery: Once the housing is open, you’ll see the CR2025 battery. Carefully remove it.
Insert the new battery: Place the new CR2025 battery into the compartment, ensuring the positive (+) side is facing up.
Close the housing: Snap the key fob housing back together.
Verify functionality: Test the key fob by locking and unlocking your vehicle.

Troubleshooting Tips

Key fob still not working? Double-check that you’ve inserted the new battery correctly, with the positive side facing up. Also, ensure the battery is a fresh CR2025. A dead battery, even a new one, can cause problems.
Key fob damaged during the process? If you accidentally damage your key fob, contact your Mercedes dealership or a qualified locksmith for assistance.

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Mercedes Key Fob 2016 Working Perfectly

Conclusion

Changing the battery in your 2016 Mercedes key fob is a simple task that you can easily handle at home. Following these step-by-step instructions and having the correct tools will save you time and money. Now you know how to change battery on mercedes key fob 2016.

FAQ

What type of battery does a 2016 Mercedes key fob use? A CR2025 battery.
How often should I change the battery? Every 2-3 years, or when you notice the key fob’s range decreasing.
Can I use any brand of CR2025 battery? It’s recommended to use a reputable brand for optimal performance.
What if my Key Fob still doesn’t work after changing the battery? Check the battery orientation and try a new battery. If the problem persists, consult a professional.
Where can I buy a replacement CR2025 battery? Most electronics stores, pharmacies, and online retailers carry them.

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