How to Open Your 2008 Mercedes-Benz E300 Key Fob & Change Battery
If your auto keyless entry remote is no longer unlock doors well, the cell battery likely needs to be changed. It's not complicated to change the battery in your remote key fob with our instruction. All you need is explained in this article.
What type battery keyless entry remote use
Before starting open key fob check all that you need: CR2025 batteries and flat head screwdriver.- 2xCR2025 batteries
- flat head screwdriver
Step by step instruction
A button battery installed inside the your key fob. Remove any internal key before you try to pry apart the keyless entry remote.
Gently try to open your fob with flat head screwdriver. Replace two CR2025 batteries with flat head screwdriver.
Now it's time to install new batteries inside fob’s case. Be sure to connect the battery the right way around in a circuit. Your key will not work if you place battery wrong way.
Before assembling fob’s case, make sure that all functions works by pressing buttons on circuit board.
At this point squeeze keyless entry fob's back cover together. Line your case two halves together and put it in place by hands from top to bottom. If your fob body firmly closed, we done. If not, repeat the last step.
Key Fob Battery Replacement 2008 Mercedes-Benz E300 Video
SOLVED - Mercedes Benz Keyfob Battery Replacement | Smart Key Fob Dead Batteries
Still not working? Buy new one