How to Replace the Battery in a 2015 Audi A4 Key Fob
If your auto remote key fob is no longer working perfectly, the cell battery more likely must to be replaced. In this article, you’ll benefit from knowing how to open Audi key fob and change a dead battery DIY. If you choose to do it at home near A4, use this instruction, but don't forget to check all you need.
What type battery does 2015 Audi A4 key fob takeBefore going to disassembly key fob check all that you need: 1xCR2032 battery and flat head screwdriver.
- 1xCR2032 battery
- flat head screwdriver
Simple steps to change the battery in your A4's key fob
Inside of your remote key fob installed tiny button battery. Open key before you try to pry apart the remote key fob.
Accurately try to disassemble your remote key fob with flat head screwdriver. Replace 1 CR2032 battery with flat head screwdriver.
Replace old battery with fresh one CR2032. 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 polarity on battery, by "+" mark.
After the new battery installed, check key fob by pressing buttons. If everything is functioning, assemble your fob’s case in reverse order.
At this point squeeze fob’s back cover together. Line your case two halves together and assemble it together by hands from top to bottom. If your fob shell firmly closed, we done. If not, repeat the last step.
Video of key opening
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Still not working? Buy new one