Front active seat ventilation
The seat cushion and backrest surfaces are cooled by means of integrated fans.
The ventilation rapidly cools the seat, e.g., if the vehicle interior is overheated or for continuous cooling at high temperatures.

Switching on
Press the button once for each
ventilation
level.
The highest level is active when three LEDs are lit.
After a short time, the system automatically moves down one level in order to prevent excessive cooling.
Switching off
Press the button longer.
The LEDs go out.
See also:
Interior and exterior mirrors, automatic dimming feature
Interior and exterior mirrors, automatic
dimming feature
Two photocells are used for control:
▷ In the mirror glass, see arrow.
▷ On the back of the mirror.
For proper operation:
...
Status display
The current status of the Tire Pressure Monitor
TPM can be displayed on the Control Display,
e.g., whether or not the TPM is active.
1. "Vehicle Info"
2. "Vehicle status"
3. ...
Safety
Besides options like lane departure warning, the 5 Series comes equipped with
a suite of side curtain airbags and front-seat side-impact airbags. Rear
seat-mounted airbags can be ordered as a $385 ...
