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. ...

Adjusting the height: manual head restraints
Adjusting the height: manual head restraints ▷ To raise: pull. ▷ To lower: press the button, arrow 1, and push the head restraint down. ...

Automatic deactivation during forward travel
The system switches off when a certain driving distance or speed is exceeded. Switch the system back on if necessary. ...