See also:

Setting the side air vents
To open/close: turn thumbwheel 3 up or down. Side window defroster vent 1 is never completely shut, even if side air vent 2 is shut. ...

Servicing the brakes
If the red brake warning lamp lights up in the instrument cluster and you hear a warning tone while the engine is running, the brake fluid level may be too low. Observe additional warning messag ...

Comfort: Further progresses with adaptive shock absorbers and improved air suspension
As in the safety field, the Mercedes-Benz E-Class has been setting the standards for long-distance comfort in this vehicle class for several decades. Bettering the already high level of the preced ...