Can you change the battery on a key fob?
The message to change the battery in the key fob appeared about 6 months ago. So I did, I bought a brand new battery but the message came up the next time I used the key even though I replaced the battery. I have no problem unlocking the doors using the push button on the key fob or grabbing the door handle.
What are the common problems with Mercedes key fobs?
Common Mercedes Key Fob Problems Go to top 1 Mercedes key fob not working after battery change 2 Mercedes remote doesn’t work anymore 3 Keyless remote doesn’t lock/unlock the car 4 Mercedes key fob won’t unlock doors 5 Panic button doesn’t work 6 Trunk unlock doesn’t work
What kind of battery does a Mercedes Benz FOB use?
If you need a replacement battery note that Mercedes-Benz uses CR2025 battery type. Ensure you have new batteries in your key fob. Next, look carefully at your Mercedes-Benz key.
Can a key battery be replaced on a Mercedes?
Sometimes a little luck helps too. Most important is that you resolved your problem and saved big bucks! I bought some El Cheapo batteries from IKEA and went through two of them showing “replace Key battery” — the third one fixed it. Perhaps there is a lot of variability in the batteries.
How to change the battery on a Mercedes Benz key fob?
How to change the battery on the Mercedes Benz Smart Key Fob. How do you know you need a new battery? The remote lock or unlock range is poor. Or even worse, door lock/ unclock is not even working.
What should I do if my Mercedes FOB is not working?
If you need a replacement battery note that Mercedes-Benz uses CR2025 battery type. Ensure you have new batteries in your key fob. Next, look carefully at your Mercedes-Benz key. When you press the button on your key you should see a small RED led light.
Is there a spare battery in my key fob?
I have a spare battery so I checked the voltage of the battery in the key fob and the spare one, both are at about 2.91-2.96V. So I’d also like to know how to make the message disappear.
What kind of battery do I need for my Mercedes smart key?
There are several Mercedes Smart Key remotes so make sure to look at the correct video. We strongly recommend using a Lithium battery like these ones, as they last much longer. First you need to identify which key you have. There are several models.
Why does my key fob say no key detected?
If that does not work. You might have a issue with the keyless go system or your EIS ( electronic ignition switch) For sure try what Auto Centric recommends to check the starter battery but i dont think a starter battery will give you a No Key Detected message. If remote key battery does not work.
The message to change the battery in the key fob appeared about 6 months ago. So I did, I bought a brand new battery but the message came up the next time I used the key even though I replaced the battery. I have no problem unlocking the doors using the push button on the key fob or grabbing the door handle.
Common Mercedes Key Fob Problems Go to top 1 Mercedes key fob not working after battery change 2 Mercedes remote doesn’t work anymore 3 Keyless remote doesn’t lock/unlock the car 4 Mercedes key fob won’t unlock doors 5 Panic button doesn’t work 6 Trunk unlock doesn’t work
If you need a replacement battery note that Mercedes-Benz uses CR2025 battery type. Ensure you have new batteries in your key fob. Next, look carefully at your Mercedes-Benz key.
What should I do if my key fob is not working?
Remove the metal key from the keyfob and use it to manually unlock the doors. Next, you need to check the fuse for the central locking circuit. Not only that but also look at the fuse for the Antenna Module and AAM.