See also:

Overview
The on-board computer is activated as soon as you turn the SmartKey to position 1 in the ignition lock. You can control the multifunction display and the settings in the on-board computer using t ...

Switching off the manual drive program
Press the program selector button repeatedly until C or S appears in the multifunction display. ...

Activating/deactivating
Turn the SmartKey to position 2 in the ignition lock. To switch on: press the button. The indicator lamp in the button lights up. Airflow and air distribution are set to automatic mode. ...