How to Change the Battery in Your Mercedes-Benz Key Fob

Is your Mercedes-Benz key fob not functioning as it should? It could be that you need a new Mercedes-Benz key fob battery. Find out how to change the battery in a Mercedes-Benz key, and if you are in need of assistance or if you require a replacement Mercedes-Benz key fob battery near Ballantyne, please stop by the Mercedes-Benz of South Charlotte parts center in Pineville.

Signs That Your Mercedes-Benz Key Fob Battery is Failing

There are several warning signs that will indicate it’s time for a new Mercedes-Benz key fob battery. If you experience any of the following warning signs make sure to replace the battery in your Mercedes-Benz key fob to prevent further issues when on the road in and around Waxhaw:

• If it takes several minutes or multiple attempts to start your vehicle, that can be an indicator that your Mercedes-Benz key fob battery is losing its charge.
• If you are suddenly unable to lock and unlock your doors or set off the panic alarm that can also be a sign your battery is on the way out. 
• If you notice a warning sign on your dashboard that indicates an issue with the charging system, that can mean you are losing battery power in your key fob. 

How to Change the Battery in Your Mercedes-Benz Key 

Replacing the battery in your Mercedes-Benz key fob is fairly simple and straightforward. Here’s how to change the battery in your Mercedes-Benz key: 

• Determine Your Key Type: Whether you have a newer Chrome SmartKey® or an older SmartKey®, the key type will impact how the batteries will need to be changed. 
• Get the Right Batteries: The newer Chrome SmartKey® calls for one CR 2025 battery while the older SmartKey® calls for two.
• SmartKey® for Older Models: To replace the battery in your key fob, pull the latch at the end of the key holder, push your key horizontally into the open slot, and then lift the battery out of the compartment. 
• Chrome SmartKey® for Newer Models: Pull the tab at the bottom, remove the cover by pushing the key into the narrow end of the slot then place the battery inside.

Explore Mercedes-Benz Service Costs at Mercedes-Benz of South Charlotte

If you need help replacing your Mercedes-Benz key fob battery or if you are looking to purchase a replacement battery, stop by Mercedes-Benz of South Charlotte in Pineville. We offer the full range of Mercedes-Benz auto services, and our parts center is well-stocked with genuine Mercedes-Benz parts and accessories. You’ll find that the Mercedes-Benz service cost at our dealership is very competitive, and Fort Mill, SC-area drivers like you can save even more with our rotating service specials and coupons. Feel free to contact our service team if you have any questions.