See also:

Units of measure
To set the respective units of measure, miles or km for the odometer and ℃ or ℉ for the external temperature. The setting is stored for the remote control currently in use. ...

General information
Front Two different driver's seat, exterior mirror, and steering wheel positions can be stored and retrieved for each remote control. The adjustment of the lumbar support is not stored. Rear ...

What to do if...
Only a black screen is visible. Switch on the system. There are no options available on the screen. Switch over between the display screens. Radio stations or TV channels are grayed out ...