Emergency Call Module Speaker -R335-, REMOVING AND INSTALLING, EXCLUDING RUSSIA (IW3/IW5/W6): Notes
WARNING: This page is about a different car, the 2022 Audi S3, 2022 Audi RS 3, 2022 Audi A3 Quattro, and 2022 Audi A3. However, it is still accessible from the selected car via links, so may be relevant.
The Emergency Call Module Speaker -R335- is installed at the heater and A/C unit in the front passenger footwell.