Activation/deactivation

Press the button.
See also:
Functional readiness of the airbagsystem
When the ignition is switch on,
the warning
lamp in the instrument cluster lights
up briefly and thereby indicates the operational
readiness of the entire airbag system
and the belt tensioner.
...
Communication
All of the options available to you for mobile
communication with family, friends, business
partners, and service providers are described in
this chapter. ...
The concept
This system projects important information into
the driver's field of vision, e.g., the speed.
In this way, the driver can get information without
averting his or her eyes from the road. ...
