How to Open Your 2008 Mercedes-Benz S63 AMG Key Fob and Change Battery

How to Open Your 2008 Mercedes-Benz S63 AMG Key Fob and Change Battery

Key fob grant easy access to your auto. Once the remote key fob battery is weak or dead you lose your fob’s ability to control distance opening function. In this case, we explained how to disassembly Mercedes-Benz remote key fob and replace a discharged battery yourself. If you gonna solve to do it at home near S63 AMG, use this guide, but don't forget to check all you need before you start.

What is the battery keyless entry remote use

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

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

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

Carefully try to open your fob with pry tools. Change 2 CR2025 batteries with flat head screwdriver.

Replace old batteries with fresh one CR2025. Battery must be installed with the same polarity as was an old. Your key will not work if you by mistake put battery wrong way.

When the new batteries installed, check keyless entry remote functionality by pressing buttons. If everything working fine, assemble your fob’s case in reverse order.

At this point squeeze fob’s back cover together. Line your body two halves together and assemble it in place by hands from top to bottom. Check your fob shell for gaps. If it is not firmly closed try to repeat last step.

How to replace the battery video guide

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

Still not working? Buy new one

FAQ

Remote key fob of Mercedes-Benz S63 AMG use 2xCR2025 batteries. Price for CR2025 batteries are under $5 build upon the size packaging, brand and type you buy. Take your old battery to the store, with you to find a proper replacement.

Keyless entry remote in most of cases reprogramming not needed after battery replace. If your key fob not working, recheck new battery voltage. If it is not help, read user's manual or contact local dealer.

Changing your remote key fob battery is simple to do in 2008 Mercedes-Benz S63 AMG. Most of car manufacturers think about customers and make a special hole for keyless entry remote disassembly.

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

You should replace batteries inside key fob of modern cars at least every 3-4 years. lifespan of battery vary on their amount of use, quality and operating conditions.

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

Fob Compatibility:

  1. FCC ID: IYZ3317
  2. Models: 2008-2012 Mercedes-Benz S63 AMG