How to Replace the Battery in a 2007 Mercedes-Benz E320 Key Fob
If your car key fob is no longer working properly, the cell battery more likely must to be changed. Below, you will benefit from knowing how to open your car remote key fob and change a dead battery yourself. If you gonna solve to do it at home near E320, follow our guide, but first make sure you have all you need.
What kind of battery keyless entry remote require
Don't forget before disassembly remote key fob check all that you need: flat head screwdriver and 2xCR2025 batteries.- 2xCR2025 batteries
- flat head screwdriver
Simple steps to replace the battery in your car's remote key fob
Inside of your remote key fob installed coin cell battery. Move the key out of the way if it is in the key fob.
Delicately try to disassemble your fob with flat head screwdriver. Replace 2 CR2025 batteries with flat head screwdriver.
Get new batteries and install it inside fob’s shell. 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.
Before assembling fob’s case, make sure that all functions works by pressing buttons on remote key fob.
The last thing to do is put your cover back on fob. Accurately try to put the two halves in place by hands from top to bottom. Inspect your key fob case for gaps. If it is not tightly closed try to repeat last step.
Video of key fob opening
SOLVED - Mercedes Benz Keyfob Battery Replacement | Smart Key Fob Dead Batteries
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