Telematics Emergency Battery -A16-, REMOVING AND INSTALLING, IV0
WARNING: This page is about a different car, the 2022 Audi SQ7, 2022 Audi S7, and 2022 Audi Q7. However, it is still accessible from the selected car via links, so may be relevant.
The Emergency Battery for Telematics -A16- is installed in the Diagnostic Interface for the Data Bus -J533-.
-- Telematics Emergency Battery -A16-, Removing and Installing. Refer to CONNECTED GATEWAY, REPLACING EMERGENCY BATTERY