How to Replace the Battery in a 1999 Mercedes-Benz E320 Key Fob

Key fob allow access to your car. Once the key fob battery is weak or dead you’ll lose your fob’s ability to use remote opportunities. It's not difficult to change the battery in your keyless entry remote DIY. All tools, that you need is described in this article.
What size battery does 1999 Mercedes-Benz E320 key fob required
Changing batteries in remote key fob require two CR2025 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 change the battery in your E320's remote key fob
Inside of your keyless entry remote installed tiny coin cell battery. Move the key out of the way if it is in the keyless entry remote.
Accurately try to disassemble your fob with hands or flat head screwdriver. Remove two CR2025 batteries with flat head screwdriver.
Now it's time to install new batteries inside keyless entry fob's body. 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.
After the new batteries installed, check key fob by pressing buttons. If everything working good, assemble your fob’s body in reverse order.
The last thing to do is put your cover back on fob. Gently try to assemble the two halves together by hands from top to bottom. Inspect your keyless entry remote shell for gaps. If it is not tightly closed try to repeat last step.
Key Fob Battery Replacement 1999 Mercedes-Benz E320 Video
HOW TO Mercedes Benz KeyFob Battery Replacement. Smart key keyless BRC c230 sl500 e320 ml320 DIY Fix