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 ...

Displaying service messages
Switch on the ignition. Press or on the steering wheel to select the Serv. menu. Press or to select the ASSYST PLUS submenu and press to confirm. The service due date appears ...

Important safety notes
WARNING In order to avoid possible loss of vehicle control, all seat, head restraint, steering wheel and rear view mirror adjustments, as well as fastening of seat belts, must be done befor ...