How to Open Your 2005 Audi A4 Key Fob & Change Battery
If your car key is not open doors properly, the battery probably must to be changed. It's not difficult to change the battery in your key fob with our ultimate guide. All tools, that you need is described below.
What type battery keyless entry remote requireChanging battery in key fob require one CR2032 battery and flat head screwdriver. Prepare these materials and tools before opening and make sure to match the type of your fob’s batteries.
- 1xCR2032 battery
- flat head screwdriver
Step by step instruction
Inside of your key fob installed tiny button cell battery. Open key first, and then try to pry apart the keyless entry remote.
Accurately try to open your fob with hands or flat head screwdriver. Replace one CR2032 battery with flat head screwdriver.
Get new battery and install it inside keyless entry fob's shell. Be sure to connect the battery the right way around in a circuit. Your remote key fob will not work if you connect battery wrong way.
Before assembling keyless entry fob's case, verify that all functions works by pressing buttons on remote key fob.
The last thing to do is put your cover back on fob. Delicately try to assemble the pieces in place by hands from top to bottom. Check your fob body for gaps. If it is not firmly closed try to repeat last step.
How to replace the battery video guide
How to replace your Audi A4 key battery and resync/program it to your car