How to Open Your 2003 Mercedes-Benz CL230 Key Fob & Change Battery

How to Open Your 2003 Mercedes-Benz CL230 Key Fob & Change Battery

Remote key fob grant access to your car. When the keyless entry remote battery is dead or weak you will not to be able unlock trunk or doors remotely. It's not complicated to replace the battery in your key fob with our guide. All tools, that you need is explained in this article.

What type battery does 2003 Mercedes-Benz CL230 key fob required

Before starting disassembly keyless entry remote make sure that you have all required tools and materials: flat head screwdriver and two CR2025 batteries.
  • 2xCR2025 batteries
  • flat head screwdriver

Simple steps to replace the battery in your CL230's key fob

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

Delicately try to disassemble your key fob with pry tools. Replace 2 CR2025 batteries with flat head screwdriver.

Now it's time to install new batteries in fob’s body. Battery must be placed with the same position as was an old. Your keyless entry remote will not work if you mistakenly put battery wrong way.

Before assembling keyless entry fob's case, check that everything working good by testing buttons on circuit board.

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

Key Fob Battery Replacement 2003 Mercedes-Benz CL230 Video

Mercedes Benz Key Fob Case Change and Battery Replacement Remote

Still not working? Buy new one

FAQ

Keyless entry remote of Mercedes-Benz CL230 require 2xCR2025 batteries. Most CR2025 batteries are under $5 build upon the brand, type and size packaging you buy. You can take old battery to the store, to be sure.

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

Changing your keyless entry remote battery is easy to do in 2003 Mercedes-Benz CL230. Most of car manufacturers think about customers and make a special hole for key fob open.

The cost to replace the battery in keyless entry remote is in range from $30 to as high as $500 depending on the brand and the service pricing.

You should replace batteries inside key fob of Mercedes-Benz CL230 at least every 3-4 years. The term of battery differ on their amount of use, operating conditions and quality. Lithium cells usually will last longer.

If your car key fob buttons not working, fob's battery more than 4 years old, need multiple clicks to unlock or lock doors or signal strength reduced, in most cases battery replace inside remote key fob required. Current battery is dead or weak with a high probability, but if it's not fix, remote key fob replace or repair needed.
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Other Mercedes-Benz Models:

Fob Compatibility:

  1. FCC ID: IYZ VECTOR
  2. Models: 2002-2005 Mercedes-Benz CL230