How to Replace the Battery in a 2006 Audi A3 Key Fob

How to Replace the Battery in a 2006 Audi A3 Key Fob

Key fob allow easy access to your A3. If the remote key fob battery is discharged you will not to be able open doors from distance. In this article, we are going to tell you how to disassembly your car keyless entry remote and replace a discharged battery DIY. If you decide to do it at home near A3, follow our guide, but don't forget to check everything you need.

What is the battery keyless entry remote require

Replacing battery in keyless entry remote require 1 CR2032 battery and flat head screwdriver. Prepare these materials and tools before opening and make sure to match the size of your keyless entry fob's batteries.
  • flat head screwdriver
  • 1xCR2032 battery

Step by step instruction

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

Gently try to disassemble your key with hands or flat head screwdriver. Replace 1xCR2032 battery with flat head screwdriver.

Change old battery with fresh one CR2032. Battery must be installed with the same position as was a previous. Your key will not work if you mistakenly put battery wrong way.

When the new battery installed, check key fob by pressing buttons. If all functions works, assemble your keyless entry fob's case in reverse order.

At this point squeeze keyless entry fob's back cover together. Line your case pieces together and assemble it together by hands from top to bottom. If your key fob shell firmly closed, we done. If not, repeat the last step.

How to replace the battery video guide


Still not working? Buy new one


Key fob of Audi A3 require 1xCR2032 batteries. Price for CR2032 batteries are under $5 build upon the type, brand and size packaging you buy. You can take old battery to the store, to find a proper replacement.

Keyless entry remote in most of cases reprogramming not needed after battery change. If your key not working, recheck new battery voltage. If it is not help, read user's manual or contact local dealer.

Yes, you can change battery in your 2006 Audi A3 remote key fob yourself. Most difficult part is to open fob’s case. It's pretty simple with our step by step guide.

Car service pricing for replace the battery in remote key fob is from 50 to 600 dollars depending on the car.

You should replace batteries inside remote key fob of Audi A3 at least every three years. The lifetime of battery differ on frequency of use, quality and operating conditions. Famous brands cells usually will last longer.

If your car fob's battery more than 4 years old, need multiple clicks to unlock or lock doors, has low key battery indicator on dashboard or key fob buttons not working, in most cases battery change in key fob required. Current battery is dead or weak with a high probability, but if it's not help to fix issues, fob change or repair required.
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Other Audi Models:

Fob Compatibility:

  1. FCC ID: MYT 4073A
  2. Models: 2006-2009 Audi A3