How to Replace the Battery in a 2003 Audi A6 Quattro Key Fob

How to Replace the Battery in a 2003 Audi A6 Quattro Key Fob

Remote key fob allow access to your auto. Once the key fob battery is dead or weak you will not to be able close car remotely. Below, we are going to tell you how to open your key fob and change a weak or dead battery DIY. If you gonna solve to do it at home near A6 Quattro, follow our guide, but first make sure you have tools and materials required.

What type battery does 2003 Audi A6 Quattro remote key fob take

Prior to disassembly key fob check all that you need: one CR2032 battery and flat head screwdriver.
  • 1xCR2032 battery
  • flat head screwdriver

Simple steps to replace the battery in your A6 Quattro's key fob

A tiny button battery installed in the your keyless entry remote. Open key first, and then try to pry apart the remote key fob. Your keyless entry remote key must be extracted with slide.

Delicately try to disassemble your remote key fob with pry tools. 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 remote key fob will not work if you place battery wrong way.

Before assembling fob’s case, make sure that all functions works by pressing buttons on remote key fob.

At this point squeeze keyless entry fob's back cover together. Line your shell pieces together and assemble it in place by hands from top to bottom. Check your key fob shell for gaps. If it is not firmly closed try to repeat last step.

Video of key fob opening


Still not working? Buy new one

Frequently Asked Questions

Key fob of Audi A6 Quattro require 1xCR2032 batteries. Most CR2032 batteries are under $4 build upon the size packaging, type and brand you buy. You can take old battery to the store, to find a proper replacement.

Often, after key battery change, you do not need to reprogram. Remote key fob reprogramming procedure often described in user's manual of your vehicle.

Changing your remote key fob battery is simple to do in 2003 Audi A6 Quattro. Most of car manufacturers think about clients and make a special hole for remote key fob disassembly.

The price to change the battery inside fob can run anywhere from $30 to as high as $500 depending on the make and the service pricing.

Keyless entry remote batteries in modern cars should be replaced once in 4 years, but this will differ based on their amount of use and build quality. If your remote key fob shortened signal strength, you should replace batteries before it stop open doors and make trouble for you.

These signs will alert you that it's possible time to replace battery in your 2003 Audi A6 Quattro: key fob buttons not working, low key battery indicator on dashboard, signal strength reduced and you didn't change battery more than 4 years.
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Fob Compatibility:

  1. FCC ID: MYT8Z0837231
  2. Models: 2002-2004 Audi A6 Quattro