Replace Key Fob Batteries

How to Open Your 2010 Audi S3 Key Fob and Change Battery

How to Open Your 2010 Audi S3 Key Fob and Change Battery

Keyless entry remote grant easy access to your car. If the keyless entry remote battery is dead or weak you will lose your fob’s ability to use remote opening function. In this article, we outlined how to open your key fob and change your Audi key battery.

What is the battery key fob use

Changing battery in remote key fob require one CR2032 battery and flat head screwdriver. Prepare these materials and tools before opening and make sure to match the type of your fob’s batteries.
  • 1xCR2032 battery
  • flat head screwdriver

Simple steps to replace the battery in your S3's remote key fob

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

Carefully try to disassemble your remote key fob with flat head screwdriver. Remove CR2032 battery with flat head screwdriver.

Change old battery with new one CR2032. Battery must be installed with the same position as was an old. Your key will not work if you by mistake place battery wrong way.

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

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

Key Fob Battery Replacement 2010 Audi S3 Video

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Still not working? Buy new one

FAQ

Remote key fob of Audi S3 use 1xCR2032 batteries. Most CR2032 batteries are under $4 build upon the brand, type and size packaging you buy. Take your old battery to the store, to find a proper replacement.

Keyless entry remote in most of cases reprogramming not needed after battery change. If your keyless entry remote not working, recheck new battery voltage. Otherwise, read user's manual or contact local dealer.

Yes, you can change battery in your 2010 Audi S3 keyless entry remote yourself. Most difficult part is to open fob’s case. It's pretty easy with our instruction.

Car service cost for change the battery in keyless entry remote is $50-600 depending on the brand.

Remote key fob batteries in Audi S3 should be replaced once in three or four years, although this will differ based on frequency of use and build quality. If your keyless entry remote decreased signal strength, you should replace batteries before it stop open doors and make problems for you.

These signs will warn you that it's probably time to change battery in your Audi S3: low key battery indicator on dashboard, 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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Contents:

  1. Battery Size and Tools
  2. Replacement Guide
  3. Video Instruction
  4. FAQ

Other Audi Models:

Fob Compatibility:

  1. FCC ID: IYZ3314
  2. Models: 2008-2010 Audi S3