Replace Key Fob Batteries

2010 Mercedes-Benz E500 Key Fob Battery Replacement Instructions

2010 Mercedes-Benz E500 Key Fob Battery Replacement Instructions

Key fob grant easy access to your E500. Once the remote key fob battery is dead you lose your fob’s ability to use distance opening function. In this case, we are going to tell you how to disassembly your car remote key fob and replace a weak battery DIY. If you choose to do it at home near E500, follow our guide, but first make sure you have everything you need.

What size battery does 2010 Mercedes-Benz E500 remote key fob take

Prior to open key fob make sure that you have all recommended tools and materials: flat head screwdriver and 2xCR2025 batteries.
  • 2xCR2025 batteries
  • flat head screwdriver

Simple steps to replace the battery in your car's keyless entry remote

Inside of your remote key fob installed tiny button cell battery. Move the key out of the way if it is in the key fob.

Gently try to open your remote key fob with hands or flat head screwdriver. Remove two CR2025 batteries with flat head screwdriver.

Change old batteries with fresh one CR2025. Every battery has a negative and positive side and if you put the wrong connector down, the current cannot go into your circuit board and make it work. Check position on battery, by "+" mark.

Before assembling fob’s case, make sure that all functions works by pressing buttons on circuit board.

The last thing to do is put your cover back on fob. Gently try to assemble the two halves in place by hands from top to bottom. Inspect your keyless entry remote case for gaps. If it is not firmly closed try to repeat last step.

How to replace the battery video instruction

SOLVED - Mercedes Benz Keyfob Battery Replacement | Smart Key Fob Dead Batteries

Still not working? Buy new one

FAQ

Keyless entry remote of Mercedes-Benz E500 require 2xCR2025 batteries. Price for CR2025 batteries are under $5 depending on the brand, type and size packaging you buy. You can take old battery to the store, with you to find a proper replacement.

Often, after remote key fob battery replace, you do not need to reprogram. Don't be scare of this procedure, because often it's described in user's manual.

Changing your remote key fob battery is simple to do in 2010 Mercedes-Benz E500. Most of car manufacturers think about customers and make a special hole for key fob open.

The price to replace the battery inside remote key fob is from $30 to as high as $500 depending on the car and the service pricing.

Key fob batteries in modern cars should be changed once in 4 years, also this will vary based on their amount of use and battery quality. If your remote key fob shortened signal strength, you should change batteries before it stop open doors and make trouble for you.

If your car key fob buttons not working, need multiple clicks to unlock or lock doors, has low key battery indicator on dashboard or fob's battery more than 4 years old, it's probably battery change in keyless entry remote required. Currently installed battery is weak or dead with a high probability, but if it's not fix problem, fob replace or repair needed.
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Contents:

  1. Battery Size and Tools
  2. Replacement Guide
  3. Video Instruction
  4. FAQ

Other Mercedes-Benz Models:

Fob Compatibility:

  1. FCC ID: IYZ3317
  2. Models: 2007-2012 Mercedes-Benz E500