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How to Replace the Remote Battery of an Audi A4?

Model: Audi A4 B8 - Years: 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016
Part: Key

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Video tutorial

If the remote battery of your Audi A4 is dead and you don't know how to open it, follow this tutorial, which is also valid for other Audi models that share the same remote. First, extend the emergency metal key by pressing the designated top button, then insert the tip of a flathead screwdriver into the slot located on the bottom side, inside the ring.

Pry it open to unlock the cover. At this point, completely remove the cover and proceed to replace the battery, model CR2032, ensuring you respect the correct polarity.


Updated on 30 April 2026 by ScegliAuto


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How to Activate the Automatic Folding and Unfolding of the Wing Mirrors on the Jeep Compass

Follow these brief instructions to activate the automatic folding and unfolding of the external wing mirrors on the Jeep Compass. First, get inside the vehicle and turn on the ignition; then press the button located beneath the mirror glass adjustment to electrically open the mirror, as shown in the video. Pressing the button in the opposite direction will close the mirrors; by holding the button, the mirrors will open and close automatically!

Watch the video!


by ScegliAuto

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