How to Open Your 2015 Audi A6 Key Fob and Change Battery

Remote key fob grant easy access to your auto. Once the key fob battery is discharged you’ll lose your fob’s ability to control remote functions. It's not complicated to replace the battery in your key fob DIY. Everything you need is described below.
What size battery does 2015 Audi A6 keyless entry remote take
Before going to open keyless entry remote make sure that you have all required tools and materials: one CR2032 battery and flat head screwdriver.- 1xCR2032 battery
- flat head screwdriver
Simple steps to change the battery in your car's keyless entry remote
A tiny coin battery installed in the your keyless entry remote. Open the key if it is in the remote key fob.
Accurately try to disassemble your fob with pry tools. Change 1 CR2032 battery with flat head screwdriver.
Get new battery and install it in fob’s body. Battery must be installed with the same polarity as was an old. Your key fob will not work if you mistakenly put battery wrong way.
Before assembling fob’s case, check that all functions works by testing buttons on circuit board.
At this point squeeze keyless entry fob's back cover together. Line your case two halves together and put it together by hands from top to bottom. If your fob shell firmly closed, we done. If not, repeat the last step.
Key Fob Battery Replacement 2015 Audi A6 Video
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Still not working? Buy new one