2011 Audi R8 Key Fob Battery Replacement Guide

2011 Audi R8 Key Fob Battery Replacement Guide

If your Audi keyless entry remote is not working perfectly, the cell battery surely must to be replaced. Yes, it is possible to replace the battery in your key fob, and it’s easier than you think. Everything you need is described in this article.

What is the battery keyless entry remote require

Before you start to open remote key fob check all that you need: flat head screwdriver and one CR2032 battery.
  • flat head screwdriver
  • 1xCR2032 battery

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

Inside of your key fob installed tiny button cell battery. Open the key if it is in the remote key fob.

Accurately try to disassemble your fob with hands or flat head screwdriver. Remove CR2032 battery with flat head screwdriver.

Now it's time to install new battery inside keyless entry fob's body. Be sure to connect the battery the right way around in a circuit. Your remote key fob will not work if you put battery wrong way.

When the new battery installed, check remote key fob functionality by pressing buttons. If everything working properly, assemble your keyless entry fob's case in reverse order.

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

How to replace the battery video instruction

How to change SmartKey Key fob Battery on Audi A5 A3 A4 S4 S5 S6 Q5 Keyless entry IYZFBSB802

Still not working? Buy new one

Frequently Asked Questions

Remote key fob of Audi R8 require 1xCR2032 batteries. Most CR2032 batteries are under $4 depending on the brand, size packaging and type you buy. You can take old battery to the store, with you to find a proper replacement.

Often, after key fob battery replace, reprogramming not required. Key fob reprogramming procedure often described in user's manual of your vehicle.

Yes, you can change battery in your 2011 Audi R8 keyless entry remote yourself. Most hard part is to disassembly fob’s case. It's pretty easy with our instruction.

The price to replace the battery in key can run anywhere from $30 to as high as $500 depending on the car and the service pricing.

You should replace batteries inside key fob of modern cars at least once in 4 years. lifespan of battery vary on usage time, operating conditions and quality. Lithium cells normally will last longer.

These symptoms will alert you that it's perhaps time to change battery in your 2011 Audi R8: multiple clicks to unlock or lock doors required, you didn't change battery more than 4 years, key fob buttons not working and signal strength reduced.
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Other Audi Models:

Fob Compatibility:

  1. FCC ID: IYZFBSB802
  2. Models: 2009-2014 Audi R8