BMW M3 SEDAN Owner's Manual page 138

CONTROLS
Switching off and brief wipe
Press the lever down.
▷ Switching off: press the lever down until it
reaches its standard position.
▷ Brief wipe: press the lever down from the
standard position.
The lever automatically returns to its initial
position when released.
Rain sensor
Concept
The rain sensor automatically controls the time
between wipes depending on the intensity of the
rainfall.
General information
The sensor is located on the windshield, directly
in front of the interior mirror.
Safety information
NOTICE
If the rain sensor is activated, the wipers can
accidentally start moving in vehicle washes.
There is a risk of damage to property. Deacti‐
vate the rain sensor in vehicle washes.
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Driving
Online Edition for Part no. 01405A1E4B0 - X/20
Activating
Press the lever up once from its standard posi‐
tion, arrow 1.
Wiping is started.
The LED in the wiper lever is illuminated.
In frosty conditions, wiper operation may not
start.
Deactivating
Press the lever back into the standard position.
Adjusting the rain sensor sensitivity
Turn the thumbwheel to adjust the sensitivity of
the rain sensor.
Upward: high rain sensor sensitivity.
Downward: low rain sensor sensitivity.