How to Open Your 2013 Audi S8 Key Fob and Change Battery

How to Open Your 2013 Audi S8 Key Fob and Change Battery

Remote key fob allow access to your Audi. If the key fob battery is discharged you lose your keyless entry fob's ability to use remote opportunities. Yes, it is possible to change the battery in your key fob, and it’s easier than you think. All tools, that you need is described in this post.

What type battery does 2013 Audi S8 remote key fob required

Before beginning disassembly key fob be sure that you have all required tools and materials: flat head screwdriver and CR2032 battery.
  • 1xCR2032 battery
  • flat head screwdriver

Step by step instruction

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

Carefully try to disassemble your remote key fob with flat head screwdriver. Remove 1 CR2032 battery with flat head screwdriver.

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

Before assembling keyless entry fob's case, check that all functions works by testing buttons on circuit board.

At this point squeeze fob’s back cover together. Line your body pieces together and assemble it in place by hands from top to bottom. Inspect your fob body for gaps. If it is not firmly closed try to repeat last step.

Video of keyless entry remote opening

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 S8 use 1xCR2032 batteries. Price for CR2032 batteries are under $5 depending on the size packaging, brand and type you buy. You can take 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 remote key fob not working, recheck new battery voltage. Otherwise, read user's manual or contact local dealer.

Replacing your remote key fob battery is simple to do in 2013 Audi S8. Most of car manufacturers think of the clients and make a special hole for keyless entry remote disassembly.

Dealer service pricing for change the battery in remote key fob is $50-600 depending on the car.

Remote key fob batteries in Audi S8 should be replaced once in 4 years, but this will differ based on usage and battery quality. If your keyless entry remote reduced signal strength, you should change batteries before it stop working and make problems for you.

If your Audi has low key battery indicator on dashboard, fob's battery more than 4 years old, need multiple clicks to unlock or lock doors or signal strength reduced, it's probably battery replace in key fob required. Currently installed battery is weak or dead with a high probability, but if it's not help, key replace or repair required.
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Fob Compatibility:

  1. FCC ID: IYZFBSB802
  2. Models: 2009-2016 Audi S8