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Carplay installation tutorial on Audi A4 B9

Carplay installation tutorial on Audi A4 B9

intérieur audi a4 b9

We will see here in pictures how to install Apple Carplay on an Audi A4 B9, same as an S4 or RS4, the important thing is that it is a B9.

Required tools: a ratchet with a socket of 8.

Installation time: 30-40 minutes, the installation is very simple.

Inventory: Carplay module and wiring.
So we count the module, a wifi antenna, 2 LVDS cables (video), the power cable, the sound cable, and a USB cable (you don't have to plug it if you use the device wirelessly).


boite a gant audi a4

First, open the glove box.

Remove the plastic from the passenger side.

Remove the screw (socket 8).

Remove the 6 screws.

vis boite à gant audi a3 8V

Then the 2 from below. The glove box is not fixed anymore.

You can now gently remove it.

2 screws hold the post, 1 on each side.

Carefully remove the station.


Unplug the large power connector (called Quadlock) and the gray video jack.

branchement carplay audi a3

Connect the video cables supplied in the kit like this.

brancher carplay audi a3

Now plug the bypass into the original station.

brancher câble vidéo audi a3

The grey video plug (LVDS) of the car radio to be inserted in the cable LVDS_OUT.

lvds audi a3

The pink plug of the kit (LVDS_IN) is to be connected here.


You can then choose between Apple Carplay, Android Auto, Mirror Link or your original mmi Audi screen. We selected Apple Carplay by pressing the BACK button for 2-3 seconds.

apple carplay audi a4 b9

Module link: HERE

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