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CONTROLS
Ultrasonic sensors
Ultrasonic sensors, front
The ultrasonic sensors of the parking assis-
tance systems are located in the front bumper.
Ultrasonic sensors, rear
The ultrasonic sensors of the parking assis-
tance systems are located in the rear bumper.
Ultrasonic sensors, side
The ultrasonic sensors of the parking assis-
tance systems are located on the side in the
front and rear bumpers.
38
Sensors of the vehicle
Online Edition for Part no. 01405A7D166 - II/23
Functional requirement of the
ultrasonic sensors
The areas of the ultrasonic sensors are clean
and clear.
Additional information:
▷
Washing the vehicle, refer to page 338.
▷
Vehicle care, refer to page 339.
System limits of the ultrasonic
sensors
The detection of objects with ultrasonic meas-
urements can run into physical limits, e.g., in
the following situations:
▷
If the sensors are dirty or covered, e.g., by
stickers.
▷
If the sensor is not aligned correctly, for in-
stance due to parking damage.
▷
After improper paint work on the vehicle in
the area of the sensors.
▷
For small children and animals.
▷
For persons with certain clothing, for in-
stance jacket.
▷
With obstacles and persons at the edge of
the lane.
▷
In case of external interference with the
ultrasonics, for instance from passing ve-
hicles, loud machines or other ultrasonic
sources.
▷
Under certain weather conditions, e.g., high
moisture, wet conditions, snowfall, cold, ex-
treme heat, or strong wind.
▷
With tow bars and trailer hitches of other
vehicles.
▷
With thin or wedge-shaped objects.
▷
With moving objects.
▷
With elevated, protruding objects such as
ledges.
▷
With objects with corners, edges, and
smooth surfaces.
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