How to Open Your 1999 Audi A8 Quattro Key Fob and Change Battery

How to Open Your 1999 Audi A8 Quattro Key Fob and Change Battery

Key fob grant easy access to your A8 Quattro. If the remote key fob battery is dead you lose your keyless entry fob's ability to use remote opening function. Below, we described how to open your car keyless entry remote and change your Audi key battery.

What is the battery remote key fob use

Replacing batteries in remote key fob require flat head screwdriver and CR1620 batteries. Prepare these materials and tools before opening and make sure to match the size of your fob’s batteries.
  • flat head screwdriver
  • 2xCR1620 batteries

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

Inside of your remote key fob installed button battery. Open the key if it is in the key fob. Your remote key fob key can be unmounted with slide.

Delicately try to open your key with flat head screwdriver. Remove 2xCR1620 batteries with flat head screwdriver.

Change old batteries with fresh one CR1620. Every battery has a negative and positive side and if you put the wrong connector down, the charge cannot go into your circuit board and make it work. Check position on battery, by "+" mark.

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

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

How to change the battery video instruction


Still not working? Buy new one

Frequently Asked Questions

Remote key fob of Audi A8 Quattro use 2xCR1620 batteries. Price for CR1620 batteries are under $4-6 build upon the brand, type and size packaging you buy. You can take old battery to the store, to find a proper replacement.

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

Replacing your remote key fob battery is simple to do in 1999 Audi A8 Quattro. Most of car manufacturers think of the clients and make a special hole for key fob disassembly.

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

You should replace batteries inside keyless entry remote of modern cars at least once in 4 years. lifespan of battery differ on frequency of use, quality and operating conditions.

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

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