2009 Audi R8 Key Fob Battery Replacement Guide

2009 Audi R8 Key Fob Battery Replacement Guide

If your car keyless entry remote is not unlock doors properly, the battery surely must to be replaced. In this case, you’ll benefit from knowing how to disassembly Audi keyless entry remote and replace a dead or weak battery DIY. If you choose to do it at home near R8, use this guide, but first make sure you have all you need before you start.

What size battery does 2009 Audi R8 remote key fob required

Don't forget before open key fob check all that you need: flat head screwdriver and CR2032 battery.
  • 1xCR2032 battery
  • flat head screwdriver

Step by step guide

A small coin battery installed inside the your key fob. Open key before you try to pry apart the keyless entry remote.

Accurately try to open your fob with flat head screwdriver. Change 1xCR2032 battery with flat head screwdriver.

Now it's time to install new battery in keyless entry fob's case. Battery must be installed with the same polarity as was an old. Your keyless entry remote will not work if you mistakenly place battery wrong way.

After the new battery installed, verify remote key fob functionality by pressing buttons. If all functions works, assemble your fob’s shell in reverse order.

The last thing to do is put your cover back on fob. Accurately try to assemble the pieces together by hands from top to bottom. If your remote key fob body tightly closed, we done. If not, repeat the last step.

How to change the battery video instruction

How To Replace Audi R8 Key Fob Battery 2008 2009 2010

Still not working? Buy new one

FAQ

Remote key fob of Audi R8 use 1xCR2032 batteries. Most CR2032 batteries are under $6 depending on the type, brand and size packaging you buy. Take your old battery to the store, to be sure.

Often, after key battery replace, reprogramming not required. Don't be scare of this procedure, because often it's described in user's manual.

Yes, you can change battery in your 2009 Audi R8 remote key fob yourself. Most difficult part is to open keyless entry fob's case. It's pretty simple with our guide.

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

Key fob batteries in Audi R8 should be changed every three or four years, but this will vary based on their amount of use and battery quality. If your remote key fob shortened signal strength, you should change batteries before it stop open doors and make trouble for you.

These signs will alert you that it's probably time to change battery in your Audi R8: key fob buttons not working, multiple clicks to unlock or lock doors required, signal strength reduced and you didn't change battery more than 4 years.
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Fob Compatibility:

  1. FCC ID: IYZ3314
  2. Models: 2008-2010 Audi R8