1999 Mercedes-Benz E300 Key Fob Battery Replacement Guide

1999 Mercedes-Benz E300 Key Fob Battery Replacement Guide

Remote key fob grant access to your auto. If the key battery is weak or dead you not to be able lock trunk or doors remotely. It's not difficult to change the battery in your keyless entry remote with our guide. All you need is explained in this article.

What type battery does 1999 Mercedes-Benz E300 key fob take

Before going to disassembly keyless entry remote check all that you need: flat head screwdriver and CR2025 batteries.
  • flat head screwdriver
  • 2xCR2025 batteries

Simple steps to replace the battery in your car's remote key fob

A coin battery installed in the your keyless entry remote. Remove any internal key first, and then try to pry apart the keyless entry remote.

Delicately try to pry apart your key fob with hands or flat head screwdriver. Replace two CR2025 batteries with flat head screwdriver.

Get new batteries and install it inside fob’s shell. Be sure to connect the battery the right way around in a circuit. Your key will not work if you place battery wrong way.

After the new batteries installed, verify remote key fob by pressing buttons. If all functions works, assemble your keyless entry fob's shell in reverse order.

The last thing to do is put your cover back on fob. Gently try to put the pieces in place by hands from top to bottom. If your key body tightly closed, we done. If not, repeat the last step.

Key Fob Battery Replacement 1999 Mercedes-Benz E300 Video

How To Replace Mercedes Benz E300 Key Fob Battery 1998 1999

Still not working? Buy new one

Frequently Asked Questions

Keyless entry remote of Mercedes-Benz E300 require 2xCR2025 batteries. Price for CR2025 batteries are under $5 build upon the brand, size packaging and type you buy. You can take old battery to the store, to find a proper replacement.

Often, after key battery change, you do not need to reprogram. Key fob reprogramming procedure often described in user's manual of your vehicle.

Yes, you can replace battery in your 1999 Mercedes-Benz E300 key fob yourself. Most hard part is to open fob’s case. It's pretty simple with our guide.

The price to replace the battery in fob can run anywhere from $30 to as high as $500 depending on the car and the service station.

Remote key fob batteries in modern cars should be changed once in four years, also this will differ based on frequency of use and battery quality. If your key fob reduced signal strength, you should replace batteries before it stop open doors and make trouble for you.

These symptoms will alert you that it's probably time to replace battery in your Mercedes-Benz E300: low key battery indicator on dashboard, you didn't change battery more than 4 years, signal strength reduced and key fob buttons not working.
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Fob Compatibility:

  2. Models: 1998-1999 Mercedes-Benz E300