Setting the center air vents

1 Fixed center air vent
2 Center air vent, right
3 Center vent thumbwheel, right
4 Center vent thumbwheel, left
5 Center air vent, left
To open/close: turn thumbwheels 3
and 4 up or down.
See also:
Lane Tracking package
General notes
The Lane Tracking package consists of Blind
Spot Assist and Lane Keeping
Assist ...
Important safety notes
The coolant is a mixture of water and
antifreeze/corrosion inhibitor. It performs
the following tasks:
- corrosion protection
- antifreeze protection
- raising the boiling point
The engine coo ...
MB Info call button
•► Press and hold MB Info call button 1 for
more than two seconds.
This initiates a call to the Mercedes-Benz
Customer Assistance Center. The indicator
lamp in MB Info call button 1 fla ...
