2004 Audi A6 Key Fob Battery Replacement Guide

2004 Audi A6 Key Fob Battery Replacement Guide

If your auto key is not unlock doors correct, the cell battery probably must to be replaced. In this post, we walks you through how to disassembly your car key fob and replace your Audi key battery step by step.

What kind of battery keyless entry remote require

Before going to disassembly keyless entry remote make sure that you have all required tools and materials: flat head screwdriver and 1xCR2032 battery.
  • flat head screwdriver
  • 1xCR2032 battery

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

Inside of your remote key fob installed small coin cell battery. Open key first, and then try to pry apart the remote key fob. Your keyless entry remote key can be unmounted with slide.

Carefully try to pry apart your fob with flat head screwdriver. Remove CR2032 battery with flat head screwdriver.

Replace old battery with new one CR2032. Battery must be installed with the same polarity as was an old. Your keyless entry remote will not work if you by mistake place battery wrong way.

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

The last thing to do is put your cover back on fob. Carefully try to assemble the pieces in place by hands from top to bottom. Inspect your keyless entry remote shell for gaps. If it is not firmly closed try to repeat last step.

Key Fob Battery Replacement 2004 Audi A6 Video

How To Replace A 1998 - 2004 Audi A6 Key Fob Remote Battery

Still not working? Buy new one

Frequently Asked Questions

Keyless entry remote of Audi A6 use 1xCR2032 batteries. Price for CR2032 batteries are under $6 depending on the brand, size packaging and type you buy. You can take old battery to the store, to be sure.

Often, after keyless entry remote battery change, you do not need to reprogram. Keyless entry remote reprogramming procedure often described in user's manual of your vehicle.

Yes, you can change battery in your 2004 Audi A6 keyless entry remote yourself. Most difficult part is to disassembly fob’s case. It's pretty simple with our step by step guide.

The cost to change the battery in fob is from $30 to as high as $500 depending on the car and the service station.

Keyless entry remote batteries in Audi A6 should be changed once in four years, although this will vary based on their amount of use and quality. If your keyless entry remote decreased signal strength, you should replace batteries before it stop open doors and make trouble for you.

If your A6 need multiple clicks to unlock or lock doors, signal strength reduced, key fob buttons not working or has low key battery indicator on dashboard, it's probably battery replace inside remote key fob needed. Installed battery is weak with a high probability, but if it's not fix problem, keyless entry remote change or repair required.
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Fob Compatibility:

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