How to Open Your 2007 Mercedes-Benz R350 Key Fob & Change Battery

How to Open Your 2007 Mercedes-Benz R350 Key Fob & Change Battery

If your auto keyless entry remote is no longer unlock doors correct, the battery surely must to be changed. It's not complicated to change the battery in your remote key fob with our ultimate guide. All tools, that you need is described below.

What size battery does 2007 Mercedes-Benz R350 keyless entry remote required

Before going to open keyless entry remote be sure that you have all recommended tools and materials: flat head screwdriver and 2xCR2025 batteries.
  • 2xCR2025 batteries
  • flat head screwdriver

Step by step guide

A button cell battery installed in the your remote key fob. Remove any internal key before you try to pry apart the keyless entry remote.

Delicately try to pry apart your key with hands or flat head screwdriver. Replace 2xCR2025 batteries with flat head screwdriver.

Now it's time to install new batteries inside keyless entry fob's body. Battery must be placed with the same position as was a previous. Your key fob will not work if you by mistake put battery wrong way.

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

The last thing to do is put your cover back on fob. Gently try to assemble the two halves in place by hands from top to bottom. Inspect your remote key fob body for gaps. If it is not firmly closed try to repeat last step.

How to replace the battery video instruction

How To Replace A Mercedes R350 Class Key Fob Battery 2007 - 2012

Still not working? Buy new one

FAQ

Remote key fob of Mercedes-Benz R350 require 2xCR2025 batteries. Most CR2025 batteries are under $4 build upon the brand, type and size packaging you buy. You can take old battery to the store, to find a proper replacement.

Remote key fob in most of cases reprogramming not required 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.

Yes, you can change battery in your 2007 Mercedes-Benz R350 key yourself. Most hard part is to open keyless entry fob's case. It's pretty simple with our instruction.

The price to replace the battery in fob can run anywhere $50-600 depending on the brand and the service station.

Remote key fob batteries in modern cars should be replaced every three or four years, but this will differ based on frequency of use and quality. If your remote key fob decreased signal strength, you should replace batteries before it stop close doors and make trouble for you.

These signs will alert you that it's possible time to change battery in your 2007 Mercedes-Benz R350: low key battery indicator on dashboard, key fob buttons not working, signal strength reduced and multiple clicks to unlock or lock doors required.
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Other Mercedes-Benz Models:

Fob Compatibility:

  1. FCC ID: IYZ3317
  2. Models: 2007-2012 Mercedes-Benz R350