See also:

After the ignition is switched off
The roof can still be operated for approx. 1 minute, as long as no door has been opened. ...

Issuing a warning
If the vehicle begins leaving the lane and a lane marking has been detected, the steering wheel begins vibrating. If the turn signal is set before the lane is changed, a warning is not issued. ...

Reverse gear
Select only when the vehicle is stationary. When the gearshift lever is pressed to the left, a slight resistance needs to be overcome. ...