BMW Z4, Owner'S Manual

Page: 193 / 330

▷ With objects with a fine surface structure
such as fences.
▷ For objects with porous surfaces.
▷ With small and low objects, for instance
boxes.
▷ With obstacles and persons at the edge of
the lane.
▷ With soft obstacles or obstacles covered in
foam material.
▷ With plants and bushes.
▷ Low objects already displayed, for instance
curbs, can move into the blind area of the
sensors before or after a continuous tone
sounds.
▷ Cargo that extends beyond the perimeter of
the vehicle is not taken into account by the
system.
False warnings
The system may issue a warning under the fol‐
lowing conditions even though there is no obsta‐
cle within the detection range:
▷ In heavy rain.
▷ When sensors are very dirty or covered with
ice.
▷ When sensors are covered in snow.
▷ On rough road surfaces.
▷ On uneven surfaces, such as speed bumps.
▷ In large buildings with right angles and
smooth walls, for instance in underground ga‐
rages.
▷ In automatic vehicle washes.
▷ Due to heavy exhaust.
▷ Due to other ultrasound sources, for instance
sweeping machines, high pressure steam
cleaners or neon lights.
To prevent false alarms, switch off automatic
PDC activation on obstacle detection, refer to
page
190 , for instance in automatic vehicle
washes.
Malfunction
A Check Control message is displayed.
White symbol is displayed, and the range
of the sensors is dimmed on the Control
Display.
PDC has failed. Have the system checked by a
dealer's service center or another qualified serv‐
ice center or repair shop.
Rearview camera
Concept
The rearview camera provides assistance in
parking and maneuvering backwards. The area
behind the vehicle is shown on the Control Dis‐
play.
Safety information
Warning
The system cannot serve as a substitute for the
driver’s personal judgment in assessing the
traffic conditions. There is a risk of accident.
Adjust driving style to traffic conditions. Watch
traffic and vehicle surroundings closely and ac‐
tively intervene where appropriate.
Overview
Depending on the vehicle
equipment: button in the vehicle
Seite 193
Driver assistance systems
CONTROLS
193
Online Edition for Part no. 01402779113 - II/19