How to Change Battery in a Mercedes-Benz Key Fob

Drivers from Scottsdale to Mesa can avoid unnecessary stress by learning how to change the battery in a Mercedes-Benz key fob at home. The experts at our service center can help you with your Mercedes-Benz key fob battery replacement, even if you’ve decided that you’d prefer to take it on yourself.

Read on to learn how to open Mercedes-Benz key fob battery units to change batteries as needed, without involving any third party.

Mercedes-Benz Key Fob Battery Replacement

Mercedes-Benz key fob battery replacement isn’t too complicated. There are a few warning signs that indicate the need for your Mercedes-Benz key fob battery replacement will be needed soon. Initial warnings include:

• You may notice your vehicle becomes more challenging to start. If it takes several attempts, that can be indicative of a low battery.
• If you have trouble locking and unlocking your doors, or can’t seem to set off the panic alarm on your vehicle, that can also be a sign your Mercedes-Benz key fob battery is in need of replacement.
• 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.

If you encounter any of these warning signs, be sure to take the proactive step to change the battery in your Mercedes-Benz key fob. Acting quickly is the best way to prevent further issues when on the roads near Fountain Hills.

How to Open a Mercedes-Benz Key Fob & Replace the Battery

Don’t waste any more time searching for information on how to change the battery in a Mercedes-Benz key. When the time comes, there are just a few simple steps to follow:

• Determine Your Key Type: Find out whether you have a newer Chrome SmartKey® or an older SmartKey®. The key type will determine how the batteries will need to be changed.
• Get the Right Batteries: The newer Chrome SmartKey® calls for a CR 2025 battery while the older SmartKey® calls for two. You can pick up fresh batteries at our parts department.
• SmartKey® for Older Models: To replace the battery in your Mercedes-Benz key fob, pull the latch at the end of the key holder, push your key horizontally into the open slot, and simply 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 new battery inside.

Learn Mercedes-Benz Key Fob Battery Replacement in Phoenix!

Need help replacing your key battery? Mercedes-Benz service costs aren’t intimidating at Mercedes-Benz of North Scottsdale. Our service and parts centers have everything you need at a reasonable price. Feel free to contact us with any questions you may have and make sure you check out our service tips and tricks before booking your next appointment.