Functional requirements
The system must have been initialized when the tire inflation pressure was correct; otherwise, reliable signaling of a flat tire is not ensured. Initialize the system after each correction of the tire inflation pressure and after every tire or wheel change.
See also:
Checking the coolant level
1. Do not open the hood until the engine has
cooled down.
2. Turn the expansion tank cap counterclockwise
slightly to allow any accumulated pressure
to escape; then continue turning to
open.
...
The concept
▷ Most functions that are displayed on the
Control Display can be operated by spoken
commands via the voice activation system.
The system prompts you to make your entries.
▷ Function ...
Operational readiness of airbag system
Operational readiness of airbag system
In the radio ready state and beyond the warning lamp comes on
briefly to
indicate that the entire airbag system and the
belt tensioners are operational. ...