BMW X1 Owner's Manual page 38

CONTROLS
▷ In the case objects with fine surfaces or
structures, e.g., wire mesh fences.
▷ For objects with porous surfaces.
▷ With small and low objects, e.g., boxes.
▷ Low objects, e.g., curbs, that have already
been displayed may enter the blind area of
the sensors.
▷ With soft obstacles or obstacles covered in
foam material.
▷ With plants and bushes.
▷ In automatic car washes.
▷ For bumps, e.g., speed bumps.
▷ If there are large amounts of exhaust gas.
▷ Cargo that extends beyond the perimeter of
the vehicle is not taken into account by the
ultrasonic sensors.
▷ When the trailer hitch cover is not on
straight.
If applicable, a Check Control message will be
displayed when the system limits are reached.
38
Sensors of the vehicle
Online Edition for Part no. 01405A8A536 - VI/23