Replace Key Fob Batteries

How to Open Your 2003 Audi A8 Quattro Key Fob and Change Battery

How to Open Your 2003 Audi A8 Quattro Key Fob and Change Battery

If your A8 Quattro remote key fob is no longer unlock doors properly, the battery likely must to be changed. It's not complicated to replace the battery in your keyless entry remote DIY. All tools, that you need is outlined in this post.

What is the battery remote key fob use

Before going to disassembly key fob be sure that you have all recommended tools and materials: flat head screwdriver and CR1620 batteries.
  • 2xCR1620 batteries
  • flat head screwdriver

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

A small coin battery installed inside the your key fob. Open key before you try to pry apart the remote key fob. Your keyless entry remote key can be unmounted with slide.

Gently try to open your key fob with flat head screwdriver. Change 2 CR1620 batteries with flat head screwdriver.

Change old batteries with new one CR1620. Be sure to connect the battery the right way around in a circuit. Your key fob will not work if you connect battery wrong way.

After the new batteries installed, verify key fob functionality by pressing buttons. If everything is functioning, assemble your keyless entry fob's shell in reverse order.

The last thing to do is put your cover back on fob. Delicately try to put the pieces in place 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

How To Replace Audi A8 Key Fob Battery 2003 2004

Still not working? Buy new one

Frequently Asked Questions

Key fob of Audi A8 Quattro use 2xCR1620 batteries. Most CR1620 batteries are under $5 build upon the type, size packaging and brand you buy. You can take old battery to the store, with you to find a proper replacement.

Often, after keyless entry remote battery replace, reprogramming not required. Don't be scare of this procedure, because often it's described in user's manual.

Replacing your key fob battery is easy to do in 2003 Audi A8 Quattro. Most of car manufacturers think about clients and make a special hole for remote key fob disassembly.

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

You should replace batteries inside remote key fob of modern cars at least every 4 years. The term of battery vary on their amount of use, quality and operating conditions. Lithium cells usually will last longer.

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

  1. Battery Size and Tools
  2. Replacement Guide
  3. Video Instruction
  4. FAQ

Other Audi Models:

Fob Compatibility:

  1. FCC ID: MYT8Z0 837 231 | MZ2 410 819 6
  2. Models: 1997-2005 Audi A8 Quattro