Audi A3 (8V) – Microphone sensitivity adjustment (Coding)

Purpose: Allows you to adjust the intensity of the hands-free system microphone.

Proceed as follows:
1 – With the engine off and the ignition off, connect your official VAG-COM VCDS cable to the computer and then connect the other end to the diagnostic socket of your vehicle.

2 – Switch on the ignition and then launch the VCDS program.

Line 1:

3 – Click on “ Select ” then click on “ 5F – Electrical Information ”.

4 – Click on “ Security Access – 16 ” then enter the code “ 20103 ” .

5 – Click on “ Adaptation – 10 ”.

6 – On this page, at the very top, there is a drop-down menu.
In this drop-down menu, choose “ Microphone sensitivity ” or “ Mikrofonempfindlichtkeit ”.

7 – On this same page, there is a second drop-down menu but towards the bottom of the page.
On the latter, choose a value expressed in “ dB ” (default value “ 0 dB ”) then validate.