See also:

Activating a list and creating the setting
Press a button on the right side of the steering wheel or turn the thumbwheel to activate the required list. Create the setting using the thumbwheel. ...

Tire inflation pressures X5 xDrive35i/X5 xDrive35d with two rows of seats
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Switching on/off manually
Press the button. On: the LED lights up. Off: the LED goes out. The PDC is shown on the Control Display. Switch on the backup camera via the iDrive. ...