How to Open Your 2005 Mercedes-Benz SL500 Key Fob and Change Battery
If your auto keyless entry remote is no longer working properly, the cell battery likely needs to be changed. It's not difficult to change the battery in your keyless entry remote with our ultimate guide. All tools, that you need is outlined in this article.
What type battery remote key fob require
Replacing batteries in key fob require 2xCR2025 batteries and flat head screwdriver. Prepare these materials and tools before opening and make sure to match the size of your keyless entry fob's batteries.- flat head screwdriver
- 2xCR2025 batteries
Simple steps to replace the battery in your car's remote key fob
A button cell battery installed inside the your remote key fob. Remove any internal key before you try to pry apart the keyless entry remote.
Carefully try to pry apart your key with pry tools. Change CR2025 batteries with flat head screwdriver.
Get new batteries and install it in fob’s body. Battery must be placed with the same position as was an old. Your key fob will not work if you by mistake place battery wrong way.
Before assembling fob’s case, make sure that all functions works by testing buttons on circuit board.
The last thing to do is put your cover back on fob. Carefully try to put the two halves together by hands from top to bottom. Check your keyless entry remote shell for gaps. If it is not tightly closed try to repeat last step.
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Still not working? Buy new one