1997 Mercedes-Benz C220 Key Fob Battery Replacement Guide

1997 Mercedes-Benz C220 Key Fob Battery Replacement Guide

Key fob allow easy access to your C220. When the key fob battery is dead or weak you will lose your fob’s ability to control remote functions. Yes, it is possible to change the battery in your keyless entry remote, and it’s easier than you think. All tools, that you need is described in this article.

What is the battery remote key fob use

Don't forget before disassembly keyless entry remote make sure that you have all recommended tools and materials: two CR2025 batteries and flat head screwdriver.
  • flat head screwdriver
  • 2xCR2025 batteries

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

Inside of your keyless entry remote installed small coin cell battery. Open the key if it is in the key fob.

Gently try to open your keyless entry remote with pry tools. Replace 2 CR2025 batteries with flat head screwdriver.

Now it's time to install new batteries in keyless entry fob's shell. Battery must be placed with the same position as was a previous. Your key fob will not work if you mistakenly place battery wrong way.

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

At this point squeeze fob’s back cover together. Line your case two halves together and put it in place by hands from top to bottom. If your fob case firmly closed, we done. If not, repeat the last step.

Video of key fob disassembly

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

Still not working? Buy new one

FAQ

Key fob of Mercedes-Benz C220 require 2xCR2025 batteries. Most CR2025 batteries are under $4-6 build upon the size packaging, brand and type you buy. You can take old battery to the store, to find a proper replacement.

Keyless entry remote in most of cases do not need to be reprogrammed after battery replace. If your keyless entry remote not working, recheck new battery voltage. If it is not help, read user's manual or contact local dealer.

Changing your keyless entry remote battery is easy to do in 1997 Mercedes-Benz C220. Most of car manufacturers think of the clients and make a special hole for remote key fob disassembly.

The price to change the battery inside fob is in range $50-600 depending on the make and the service pricing.

You should replace batteries inside keyless entry remote of Mercedes-Benz C220 at least every three years. The term of battery vary on frequency of use, operating conditions and quality. Famous brands cells usually will last longer.

If your Mercedes-Benz key fob buttons not working, has low key battery indicator on dashboard, fob's battery more than 4 years old or signal strength reduced, it's probably battery change in keyless entry remote required. Installed battery is weak or dead with a high probability, but if it's not help, remote key fob replace or repair needed.
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Fob Compatibility:

  1. FCC ID: KR 55
  2. Models: 1995-1997 Mercedes-Benz C220