2015 Audi A8 Key Fob Battery Replacement Guide

2015 Audi A8 Key Fob Battery Replacement Guide

Key fob allow easy access to your A8. Once the key battery is weak you not to be able close trunk or doors from distance. In this post, we explained how to disassembly your car remote key fob and change your Audi key battery.

What size battery does 2015 Audi A8 keyless entry remote take

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

Simple steps to replace the battery in your A8's remote key fob

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

Accurately try to pry apart your key with pry tools. Change one CR2032 battery with flat head screwdriver.

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

When the new battery installed, check keyless entry remote 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. Delicately try to assemble the two halves together by hands from top to bottom. If your fob case tightly closed, we done. If not, repeat the last step.

How to change the battery video instruction

Audi Key fob remote Battery replacement A4 A5 A6 A7 A8 Q5 Q7

Still not working? Buy new one

FAQ

Remote key fob of Audi A8 require 1xCR2032 batteries. Most CR2032 batteries are under $6 depending on the size packaging, type and brand you buy. You can take old battery to the store, with you to find a proper replacement.

Often, after key fob battery change, reprogramming not required. Keyless entry remote reprogramming procedure often described in user's manual of your vehicle.

Changing your remote key fob battery is simple to do in 2015 Audi A8. Most of car manufacturers think of the customers and make a special hole for remote key fob disassembly.

The price to replace the battery in key fob is from $30 to as high as $500 depending on the make and the service pricing.

You should change batteries inside key fob of Audi A8 at least once in four years. The lifetime of battery differ on their amount of use, operating conditions and quality. Lithium cells normally will last longer.

If your A8 key fob buttons not working, fob's battery more than 4 years old, has low key battery indicator on dashboard or need multiple clicks to unlock or lock doors, it's probably battery change in remote key fob needed. Installed battery is discharged with a high probability, but if it's not help to fix issues, key replace or repair required.
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Fob Compatibility:

  1. FCC ID: IYZFBSB802
  2. Models: 2013-2016 Audi A8