See also:

Lumbar support
The curvature of the seat backrest can be adjusted in such a way that it supports the lumbar region of the spine. The lower back and the spine are supported for upright posture. ▷ Press ...

Adjusting the height
▷ 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. ...