2012 Audi A8 Key Fob Battery Replacement Instructions

2012 Audi A8 Key Fob Battery Replacement Instructions

Remote key fob allow access to your Audi. Once the key battery is dead or weak you’ll not to be able unlock car from distance. Below, you will benefit from knowing how to open your key fob and change a weak or dead battery DIY. If you gonna solve to do it at home near A8, use this guide, but first make sure you have all you need before you start.

What type battery does 2012 Audi A8 keyless entry remote required

Changing battery in keyless entry remote require flat head screwdriver and 1xCR2032 battery. Prepare these materials and tools before opening and make sure to match the size of your keyless entry fob's batteries.
  • 1xCR2032 battery
  • flat head screwdriver

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

A button battery installed in the your key fob. Open the key if it is in the remote key fob.

Gently try to pry apart your remote key fob with hands or flat head screwdriver. Replace CR2032 battery with flat head screwdriver.

Get new battery and install it in keyless entry fob's case. 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 keyless entry remote by pressing buttons. If everything is functioning, assemble your keyless entry fob's case in reverse order.

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

Video of keyless entry remote disassembly

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

Still not working? Buy new one

FAQ

Keyless entry remote of Audi A8 use 1xCR2032 batteries. Price for CR2032 batteries are under $5 depending on the type, brand and size packaging you buy. You can take old battery to the store, with you to find a proper replacement.

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

Changing your key fob battery is simple to do in 2012 Audi A8. Most of car manufacturers think of the customers and make a special hole for remote key fob disassembly.

Dealer service price for replace the battery in key fob is $50-600 depending on the car.

You should change batteries inside remote key fob of Audi A8 at least once in 4 years. The lifetime of battery vary on their amount of use, quality and operating conditions. Famous brands cells normally will last longer.

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

  1. FCC ID: IYZFBSB802
  2. Models: 2012-2015 Audi A8