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:
Audio playback
Selecting the track using the button
Press the button repeatedly
until the
desired track is played.
Selecting a track via iDrive
Audio CDs
Select the desired track to begin playback
CDs/DV ...
Safety
Both the coupe and convertible have front airbags plus side-impact airbags
built into the front seats. As required of all 2012 models sold in the U.S., the
640i has standard antilock brakes and an ...
Features & Long-Term Ownership
Starting at $38,000, the X3 comes standard with vinyl upholstery, power front
seats, automatic climate control and a dual-pane panoramic moonroof. Options
include leather, heated front and rear se ...
