2002 Mercedes-Benz CLK55 AMG Key Fob Battery Replacement Guide

If your Mercedes-Benz keyless entry remote is no longer working correct, the battery likely must to be changed. It's not difficult to change the battery in your remote key fob by yourself. All tools, that you need is explained in this article.
What kind of battery keyless entry remote use
Replacing batteries in keyless entry remote require 2xCR2025 batteries and flat head screwdriver. Prepare these materials and tools before opening and make sure to match the type of your fob’s batteries.- 2xCR2025 batteries
- flat head screwdriver
Simple steps to replace the battery in your CLK55 AMG's remote key fob
A tiny coin cell battery installed inside the your key fob. Remove any internal key before you try to pry apart the remote key fob.
Carefully try to disassemble your key with hands or flat head screwdriver. Replace two CR2025 batteries with flat head screwdriver.
Get new batteries and install it inside keyless entry fob's shell. Be sure to connect the battery the right way around in a circuit. Your key fob will not work if you put battery wrong way.
After the new batteries installed, check keyless entry remote by pressing buttons. If everything working good, assemble your fob’s body in reverse order.
At this point squeeze fob’s back cover together. Line your case pieces together and assemble it in place by hands from top to bottom. Check your remote key fob body for gaps. If it is not firmly closed try to repeat last step.
How to change the battery video guide
How To Replace Mercedes Benz CLK55 AMG Key Fob Battery 2001 2002
Still not working? Buy new one