2005 Mercedes-Benz CL230 Key Fob Battery Replacement Guide

2005 Mercedes-Benz CL230 Key Fob Battery Replacement Guide

If your car remote key fob is no longer open doors properly, the cell battery surely needs to be replaced. It's not complicated to replace the battery in your key fob DIY. All tools, that you need is described in this post.

What size battery does 2005 Mercedes-Benz CL230 remote key fob take

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

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

A tiny button battery installed inside the your keyless entry remote. Move the key out of the way if it is in the remote key fob.

Accurately try to pry apart your key fob with hands or flat head screwdriver. Change 2xCR2025 batteries with flat head screwdriver.

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

Before assembling keyless entry fob's case, make sure that all working properly by pressing buttons on circuit board.

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. Inspect your remote key fob body for gaps. If it is not tightly closed try to repeat last step.

Video of key disassembly

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Frequently Asked Questions

Remote key fob of Mercedes-Benz CL230 use 2xCR2025 batteries. Price for CR2025 batteries are under $6 build upon the size packaging, brand and type you buy. Take your old battery to the store, to find a proper replacement.

Often, after keyless entry remote battery replace, reprogramming not required. Remote key fob reprogramming procedure often described in user's manual of your vehicle.

Changing your key fob battery is easy to do in 2005 Mercedes-Benz CL230. Most of car manufacturers think about customers and make a special hole for remote key fob open.

Dealer service pricing for replace the battery in key fob is from 50 to 600 dollars depending on the car.

Key fob batteries in Mercedes-Benz CL230 should be changed once in three years, although this will vary based on frequency of use and quality. If your keyless entry remote reduced signal strength, you should change batteries before it stop open doors and make problems for you.

These signs will warning you that it's possible time to replace battery in your 2005 Mercedes-Benz CL230: multiple clicks to unlock or lock doors required, low key battery indicator on dashboard, key fob buttons not working and signal strength reduced.
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Other Mercedes-Benz Models:

Fob Compatibility:

  2. Models: 2002-2005 Mercedes-Benz CL230