How to Open Your 2005 Mercedes-Benz S65 AMG Key Fob and Change Battery

How to Open Your 2005 Mercedes-Benz S65 AMG Key Fob and Change Battery

If your S65 AMG key fob is no longer working properly, the cell battery probably must to be replaced. Yes, it is possible to change the battery in your keyless entry remote, and itโ€™s easier than you think. All you need is explained in this article.

What size battery does 2005 Mercedes-Benz S65 AMG keyless entry remote required

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

Step by step instruction

A tiny button cell battery installed inside the your keyless entry remote. Remove any internal key first, and then try to pry apart the remote key fob.

Delicately try to disassemble your remote key fob with hands or flat head screwdriver. Remove 2xCR2025 batteries with flat head screwdriver.

Now it's time to install new batteries inside fobโ€™s case. 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.

After the new batteries installed, check keyless entry remote by pressing buttons. If all functions works, assemble your keyless entry fob's case in reverse order.

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

How to replace the battery video instruction

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

Still not working? Buy new one

Frequently Asked Questions

Remote key fob of Mercedes-Benz S65 AMG require 2xCR2025 batteries. Price for CR2025 batteries are under $4 build upon the brand, type and size packaging you buy. Take your old battery to the store, to be sure.

Key fob in most of cases do not need to be reprogrammed after battery change. If your remote 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 2005 Mercedes-Benz S65 AMG. Most of car manufacturers think of the customers and make a special hole for key fob 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 change batteries inside key fob of Mercedes-Benz S65 AMG at least every three years. The lifetime of battery vary on usage time, operating conditions and quality. Lithium cells usually will last longer.

These symptoms will warn you that it's perhaps time to change battery in your Mercedes-Benz S65 AMG: low key battery indicator on dashboard, multiple clicks to unlock or lock doors required, key fob buttons not working and you didn't change battery more than 4 years.
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Fob Compatibility:

  1. FCC ID: IYZ VECTOR
  2. Models: 2005-2006 Mercedes-Benz S65 AMG