How to Open Your 2005 Mercedes-Benz SL600 Key Fob and Change Battery

How to Open Your 2005 Mercedes-Benz SL600 Key Fob and Change Battery

If your auto key fob isn't unlock doors perfectly, the battery likely needs to be changed. Yes, it is possible to replace the battery in your key fob by yourself. All tools, that you need is outlined in this article.

What type battery does 2005 Mercedes-Benz SL600 keyless entry remote required

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

Step by step guide

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

Delicately try to pry apart your key with hands or flat head screwdriver. Change 2 CR2025 batteries with flat head screwdriver.

Change old batteries with fresh one CR2025. Battery must be placed with the same polarity as was a previous. Your key will not work if you by mistake place battery wrong way.

Before assembling keyless entry fob's case, verify that all functions works by testing buttons on circuit board.

The last thing to do is put your cover back on fob. Gently try to assemble the pieces together by hands from top to bottom. Check your keyless entry remote shell for gaps. If it is not tightly closed try to repeat last step.

Key Fob Battery Replacement 2005 Mercedes-Benz SL600 Video

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

Still not working? Buy new one

Frequently Asked Questions

Key fob of Mercedes-Benz SL600 use 2xCR2025 batteries. Most CR2025 batteries are under $4-6 build upon the size packaging, type and brand you buy. You can take old battery to the store, with you to find a proper replacement.

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.

Yes, you can replace battery in your 2005 Mercedes-Benz SL600 key yourself. Most hard part is to open fob’s case. It's pretty easy with our instruction.

Car service price for replace the battery in key fob is $50-600 depending on the make.

You should change batteries inside keyless entry remote of Mercedes-Benz SL600 at least every four years. The lifetime of battery differ on usage time, operating conditions and quality.

These symptoms will alert you that it's probably time to replace battery in your 2005 Mercedes-Benz SL600: low key battery indicator on dashboard, key fob buttons not working, you didn't change battery more than 4 years and multiple clicks to unlock or lock doors required.
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Other Mercedes-Benz Models:

Fob Compatibility:

  1. FCC ID: IYZ VECTOR
  2. Models: 2003-2006 Mercedes-Benz SL600