See also:

Tire inflation pressure values up to 100 mph/160 km/h
320i 328i 335i ...

BMW Maintenance System
The maintenance system directs you to required maintenance measures and thereby supports you in maintaining road safety and the operational reliability of the vehicle. ...

Comfort seat
The distance from the back of the seat occupant's head can be adjusted using the shoulder support. Adjusting side extensions   Adjusting side extensions You can fold the side extensions ...