1997 Mercedes-Benz C220 Key Fob Battery Replacement Guide
Key fob allow easy access to your C220. When the key fob battery is dead or weak you will lose your fob’s ability to control remote functions. Yes, it is possible to change the battery in your keyless entry remote, and it’s easier than you think. All tools, that you need is described in this article.
What is the battery remote key fob useDon't forget before disassembly keyless entry remote make sure that you have all recommended tools and materials: two CR2025 batteries and flat head screwdriver.
- flat head screwdriver
- 2xCR2025 batteries
Simple steps to change the battery in your car's keyless entry remote
Inside of your keyless entry remote installed small coin cell battery. Open the key if it is in the key fob.
Gently try to open your keyless entry remote with pry tools. Replace 2 CR2025 batteries with flat head screwdriver.
Now it's time to install new batteries in keyless entry fob's shell. Battery must be placed with the same position as was a previous. Your key fob will not work if you mistakenly place battery wrong way.
Before assembling fob’s case, verify that all functions works by pressing buttons on circuit board.
At this point squeeze 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 case firmly closed, we done. If not, repeat the last step.
Video of key fob disassembly
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