Intermittent operation or rain sensor
The concept
The rain sensor automatically controls the time between wipes depending on the intensity of the rainfall. The sensor is located on the windshield, directly behind the interior rearview mirror.
Activating/deactivating

Press the button on the wiper lever.
The LED in the steering column stalk lights up.
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.◄
Setting the frequency or sensitivity of the rain sensor

Turn the thumbwheel.
See also:
Open trunk lid with no-touch activation
With Comfort Access, the trunk lid can be
opened with no-touch activation using the remote
control you are carrying.
A sensor detects a directed foot motion in the
center of the area at the rea ...
Switching off automatically
The system switches off and the LED goes out:
▷ After approx. 33 ft/10 m when driving forward.
▷ After approx. 9 mph/15 km/h when driving
forward.
Switch on the system again if necess ...
Ignition off
Press the Start/Stop button again, and do not
press on the brake pedal at the same time.
All indicator lamps in the instrument cluster go
out.
To save battery power when the engine is off,
swi ...
