See also:

Information on the navigation data
1. "Navigation" 2. Open "Options". 3. "Navigation system version": information on the data version is displayed. ...

Distance to back of head: manual head restraints
Distance to back of head: manual head restraints ▷ Forward: by pulling ▷ Back: press the button and push the head restraint toward the rear. ...

Reference
This chapter contains technical data, short commands for the voice activation system, and an index that will quickly take you to the information you need. ...