Switching on/off
The three blue indicator lamps in the buttons indicate the ventilation level you have selected.
If the battery voltage is too low, the seat ventilation may switch off.

•► Make sure that the SmartKey is in position 2 in the ignition lock.
•► To switch on: press button 1 repeatedly until the desired ventilation level is set.
You can open the side windows and the sliding sunroof using the "Convenience opening" feature. The seat ventilation of the driver's seat automatically switches to the highest level.
To switch off: press button 1 repeatedly until all the indicator lamps go out.
See also:
Engine
Problem
Possible causes/consequences and •► Solutions
The yellow Check
Engine warning lamp
lights up while the
engine is running.
There may be a malfunction, for example: ...
Switching the ECO function on/off
The ECO start/stop function switches the
engine off automatically if the vehicle is
stopped under certain conditions. When
pulling away again, the engine starts
automatically. You can switch
...
Load bearing index
The load bearing index (also load index) is a
code that contains the maximum load bearing
capacity of a tire. ...
