Safety Precautions When Working On Vehicles With Start/Stop System
WARNING: This page is about a different car, the 2024 Audi S5 and 2023 Audi S5. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION:
There Is a Risk of Injury from Unintended Engine Start
The engine can start unexpectedly when the Start/Stop System is activated on the vehicle. A message in the instrument cluster indicates whether the Start/Stop System is activated.
-- Deactivate the Start/Stop System: switch off the ignition.