How to Replace the Battery in a 2008 Mercedes-Benz S65 AMG Key Fob
If your Mercedes-Benz keyless entry remote is not working correct, the battery likely needs to be replaced. It's not complicated to change the battery in your key fob DIY. All you need is described below.
What type battery remote key fob useDon't forget before open remote key fob be sure that you have all required tools and materials: 2 CR2025 batteries and flat head screwdriver.
- 2xCR2025 batteries
- flat head screwdriver
Step by step guide
Inside of your keyless entry remote installed small button battery. Move the key out of the way if it is in the remote key fob.
Carefully try to open your key fob with hands or flat head screwdriver. Replace 2xCR2025 batteries with flat head screwdriver.
Replace old batteries with new one CR2025. Be sure to connect the battery the right way around in a circuit. Your remote key fob will not work if you place battery wrong way.
After the new batteries installed, check keyless entry remote by pressing buttons. If everything is functioning, assemble your keyless entry fob's shell in reverse order.
The last thing to do is put your cover back on fob. Delicately try to put the two halves in place by hands from top to bottom. If your keyless entry remote shell firmly closed, we done. If not, repeat the last step.
Video of remote key fob opening
SOLVED - Mercedes Benz Keyfob Battery Replacement | Smart Key Fob Dead Batteries
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