Rain sensor
If the car is equipped with a rain sensor, the time between wipes is controlled automatically and depends on the intensity of the rainfall.
The rain sensor is mounted on the windshield, directly in front of the interior rearview mirror.
Activating the rain sensor

Activating the rain sensor
Press the button, arrow 3.
The LED in the button lights up.
Rain sensor sensitivity
Turn thumbwheel 5 up or down.
Deactivating the rain sensor
Press the button again, arrow 3.
The LED goes out.
Deactivate the rain sensor in car washes
Deactivate the rain sensor when passing
through an automatic car wash; otherwise, damage
could be caused by undesired wiper activation.◀
See also:
Switching on/off
Press the button. ...
Windshield washer nozzles
The washer jets are automatically heated*
whenever the ignition is switched on. ...
Configuring the warning time
After the warning function is switched on, the
warning time can be set via the iDrive. For a late
warning time, prewarning is deactivated.
These settings have no effect on the time of the
warni ...
