See also:

Servotronic
The conceptThe Servotronic varies the steering force required to turn the wheels relative to the vehicle speed. At low speeds, the steering force is strongly assisted, i.e. less force is needed f ...

Tire inflation pressures X5 xDrive50i with two rows of seats
...

Controls
1 Screen, left 2 Screen, right 3 Controller with buttons 4 CD/DVD player ...