2021 BMW X3 Owners Manual

Limits
of
ultrasonic
measurement
The
detection
of
objects
with
ultrasonic
meas#j
urements
can
run
into
physical
limits,
e.g.,
in
the
following
situations:'xFor
small
children
and
animals.'xFor
persons
with
certain
clothing,
for
instance coats.'xWith
external
interference
of
the
ultrasound,
for
instance
from
passing
vehicles
or
loud
machines.'xWhen
sensors
are
dirty,
iced
over,
damaged
or
out
of
position.'xUnder
certain
weather
conditions
such
as
high
relative
humidity,
wet
conditions,
snow#j
fall,
extreme
heat,
or
strong
wind.'xWith
tow
bars
and
trailer
couplings
of
other
vehicles.'xWith
thin
or
wedge-shaped
objects.'xWith
moving
objects.'xWith
elevated,
protruding
objects
such
as ledges.'xWith
objects
with
corners,
edges,
and
smooth
surfaces.'xWith
objects
with
a
fine
surface
structure
such
as
fences.'xFor
objects
with
porous
surfaces.'xWith
small
and
low
objects,
for
instance
boxes.'xWith
obstacles
and
persons
at
the
edge
of the
lane.'xWith
soft
obstacles
or
obstacles
covered
in
foam
material.'xWith
plants
and
bushes.'xLow
objects
already
displayed,
for
instance
curbs,
can
move
into
the
blind
area
of
the sensors
before
or
after
a
continuous
tonesounds.'xCargo
that
extends
beyond
the
perimeter
of
the
vehicle
is
not
taken
into
account
by
the
system.'xParking
spaces
that
are
not
suitable
may
be detected
or
suitable
parking
spaces
may
notbe
detected
at
all.
Malfunction
A
Check
Control
message
is
displayed. The
parking
assistant
failed.
Have
the
systemchecked
by
a
dealer's
service
center
or
another
qualified
service
center
or
repair
shop.
Cross
traffic
warning
Concept
At
blind
driveways
or
when
driving
out
of
diago#j
nal
parking
spaces,
approaching
cross
traffic
is
detected
sooner
by
the
system
than
is
possible from
the
driver's
seat.
General
information
Two
radar
sensors
in
the
rear
bumper
monitor the
area
behind
the
vehicle.
The
system
indicates
approaching
traffic.
Depending
on
the
vehicle
equipment,
the
traffic
area
in
front
of
the
vehicle
is
monitored
as
well. Two
additional
radar
sensors
are
located
in
the
front
bumpers.
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Safety
information
Warning
The
system
cannot
serve
as
a
substitute
for
the
driver#ss
personal
judgment
in
assessing
visibility and
traffic
situation.
There
is
a
risk
of
accident.
Adjust
driving
style
to
traffic
conditions.
Watch
traffic
closely
and
actively
intervene
where
ap#j propriate.
Overview
Button
in
the
vehicle
Park
assistance
button
Radar
sensors
The
radar
sensors
are
located
in
the
rear bumper.
Depending
on
the
vehicle
equipment,
two
addi#j
tional
radar
sensors
are
located
in
the
front
bumpers.
Always
keep
the
bumper
in
the
area
of
the
radar
sensors
clean
and
unobstructed.
Switching
on/off Activating/deactivating
the
system
1.

Press
the
park
assistance
button.2.Move
the
Controller
to
the
left.3.

"Settings"4."Cross
traffic
alert"5."Activate
function"
Switching
on
automatically
If
the
system
was
activated
on
the
Control
Dis#j
play,
it
is
automatically
switched
on
as
soon
as PDC
Park
Distance
Control
or
Panorama
View
isactive
and
a
gear
is
engaged.
If
reverse
gear
is
engaged,
the
rear
system
is
switched
on.
Depending
on
the
vehicle
equipment,
the
front system
is
switched
on
when
a
forward
gear
isengaged.
Switching
off
automatically The
system
is
automatically
switched
off
in
the
following
situations:
'xWhen
the
speed
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walking
speed.Seite
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'xWith
the
steering
and
traffic
jam
assistant
ac#j
tive:
when
a
certain
driving
distance
is
ex#j ceeded.'xWith
an
active
parking
operation
of
the
park#j
ing
assistant.
Warning
General
information
The
respective
display
is
called
up
on
the
Con#j
trol
Display.
A
signal
tone
may
sound
and
the light
in
the
exterior
mirror
may
flash.
Light
in
the
exterior
mirror
The
light
in
the
exterior
mirror
flashes
if
vehicles are
detected
by
the
rear
sensors
and
your
ownvehicle
is
moving
backwards.
Display
in
the
PDC
Park
Distance
Control
view
In
the
PDC
Park
Distance
Control
view,
the
re#j
spective
boundary
area
flashes
red,
if
vehicles are
detected
by
the
sensors.
Display
in
the
camera
view
The
respective
boundary
area,
arrow
1,
in
thecamera
view
flashes
red,
if
vehicles
are
detected
by
the
sensors.
Yellow
lines,
arrow
2,
mark
the
bumper
of
your own
vehicle.
Acoustic
warningIn
addition
to
the
optical
indicator,
a
warning
sig#jnal
sounds
if
your
own
vehicle
moves
into
the
re#j
spective
direction.
System
limits
The
system
may
not
be
fully
functional
in
the
fol#j
lowing
situations:
'xIf
the
speed
of
the
approaching
vehicle
is
very high.'xIn
heavy
fog,
wet
conditions,
or
snowfall.'xIn
tight
curves.'xIf
the
bumper
is
dirty,
iced
up,
or
covered,for
instance
by
stickers.'xIf
the
field
of
view
of
the
sensors
is
covered,e.g.,
by
garage
walls,
hedges
or
snow
hills.'xIf
cargo
protrudes.'xWhen
crossing
objects
move
at
a
very
slow
speed.'xIf
other
objects
are
in
the
capture
range
of
the sensors,
that
hide
cross
traffic.
If
the
trailer
power
socket
is
in
use
or
trailer
tow#j
ing
is
activated,
for
instance
during
operation with
trailer
or
bicycle
rack,
cross
traffic
warning
is
not
available
for
the
area
behind
the
vehicle.
Seite
227Driver
assistance
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Driving
comfortVehicle
features
andoptions
This
chapter
describes
all
standard,
country-spe#jcific
and
optional
features
offered
with
the
series. It
also
describes
features
and
functions
that
are
not
necessarily
available
in
your
vehicle,
e.g.,
due to
the
selected
options
or
country
versions.
Thisalso
applies
to
safety-related
functions
and
sys#j
tems.
When
using
these
functions
and
systems,
the
applicable
laws
and
regulations
must
be
ob#j
served.
Chassis
components
The
chassis
components
are
optimized
for
the
vehicle
and
its
scope
of
application
and
thereby ensure
the
best
possible
Driving
Dynamics.
Adaptive
chassis
Concept
This
system
reduces
undesirable
vehicle
motion
when
using
a
dynamic
driving
style
or
traveling on
uneven
road
surfaces.
General
information
The
driving
dynamics
and
driving
comfort
are
en#j
hanced
depending
on
the
road
surface
condition and
driving
style.
Tuning The
system
offers
different
shock
absorber
set#jtings
ranging
from
comfortable
travel
to
dynamic
driving.
The
damping
settings
are
assigned
to
the
differ#j
ent
drive
modes
of
the
Driving
Dynamics
Control,
refer
to
page
132.
Adaptive
M
chassis
Concept
The
Adaptive
M
chassis
is
a
controllable
sport chassis/suspension.
This
system
reduces
unde#jsirable
vehicle
motion
when
using
a
dynamic
driving
style
or
traveling
on
uneven
road
surfa#j ces.
General
information The
driving
dynamics
and
driving
comfort
are
en#j
hanced
depending
on
the
road
surface
condition
and
driving
style.
Tuning
The
system
offers
different
shock
absorber
set#j
tings
ranging
from
comfortable
travel
to
dynamic driving.
The
damping
settings
are
assigned
to
the
differ#j ent
drive
modes
of
the
Driving
Dynamics
Control, refer
to
page
132.
Performance
Control
Performance
Control
enhances
the
agility
of
the vehicle.
To
increase
maneuverability,
wheels
are
braked
individually
when
a
sporty
driving
style
is
used.
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comfort228
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Climate
controlVehicle
features
andoptions
This
chapter
describes
all
standard,
country-spe#jcific
and
optional
features
offered
with
the
series. It
also
describes
features
and
functions
that
are
not
necessarily
available
in
your
vehicle,
e.g.,
due to
the
selected
options
or
country
versions.
Thisalso
applies
to
safety-related
functions
and
sys#j
tems.
When
using
these
functions
and
systems,
the
applicable
laws
and
regulations
must
be
ob#j
served.
Interior
air
quality
The
air
quality
in
the
vehicle
is
improved
by
the
following
components:
'xEmission
tested
passenger
compartment.'xMicrofilter.'xAir
conditioning
system
to
control
the
tem#j
perature,
air
flow
and
recirculated-air
mode.
Depending
on
the
equipment
specification:
'xMicrofilter/activated-charcoal
filter.'xIonization.'xFragrancing.'xAutomatic
recirculated-air
control
AUC.'xParked-car
ventilation.Automatic
climate
control
Overview
Buttons
in
the
vehicle
Climate
control
functions
ButtonFunctionTemperature,
refer
to
page
230.Climate
control
operation,
refer
to
page
230.AUTO
program,
refer
to
page
230.Recirculated-air
mode,
refer
to
page
231.Air
flow,
manual,
refer
to
page
231.Air
distribution,
manual,
refer
to
page
231.Seite
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ButtonFunctionRear
window
defroster,
refer
to
page
232.Seat
heating,
refer
to
page
106.
Switching
on/off
Switching
on Press
any
button
except
for
the
following:
'xRear
window
defroster.'xLeft
side
of
air
flow
button.'xSeat
heating.
Switching
off
Press
and
hold
the
left
button
until
the
system
switches
off.
Temperature Concept
The
automatic
climate
control
achieves
the
set
temperature
as
quickly
as
possible,
if
needed,
by using
the
maximum
cooling
or
heating
capacity,and
then
keeps
it
constant.
Adjusting Turn
the
wheel
to
set
the
desired
temperature.
Do
not
rapidly
switch
between
dif#j
ferent
temperature
settings.
Oth#j erwise,
the
automatic
climate
control
will
not
have
sufficient
time
to
adjust
the
set
temperature.
Air
conditioning
Concept
The
air
in
the
car's
interior
will
be
cooled
and
de#j
humidified
and,
depending
on
the
temperature setting,
warmed
again.
The
car's
interior
can
only
be
cooled
with
the drive-ready
state
switched
on.
Switching
on/off Press
the
button.
The
LED
is
illuminated
with
air
condi#j
tioning
switched
on.
Air
conditioning
is
switched
on
with
the
engine
running.
Depending
on
the
weather,
the
windshield
and side
windows
may
fog
up
briefly
when
drive- ready
state
is
switched
on.
The
cooling
function
is
switched
on
automati#j
cally
with
the
AUTO
program.
When
using
the
automatic
climate
control,
con#j densation
water
develops
and
collects
under#jneath
the
vehicle.
AUTO
program
Concept
The
AUTO
program
cools,
ventilates
or
heats
the
car's
interior
automatically.
The
air
distribution
and
temperature
are
control#j
led
automatically
depending
on
the
temperature
in
the
car's
interior
and
the
desired
temperature setting
including
the
selected
intensity
of
the
air
flow.
Switching
on/off Press
the
button.
The
LED
is
illuminated
with
the
AUTO
program
switched
on.
Depending
on
the
selected
temperature
and
out#j side
influences,
the
air
is
directed
to
the
wind#jSeite
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shield,
side
windows,
upper
body,
and
into
thefloor
area.
The
air
conditioning,
refer
to
page
230,
is
switched
on
automatically
with
the
AUTO
pro#j gram.
Point
the
side
vents
toward
the
side
windows. The
AUTO
program
is
switched
off
automati#j cally,
when
manual
air
distribution
is
set.
Recirculated-air
mode
Concept
You
may
react
to
unpleasant
odors
or
pollutants
in
the
immediate
environment
by
temporarily
suspending
the
supply
of
outside
air.
The
system
then
recirculates
the
air
flow
within
the
vehicle.
Operation Press
the
button:
The
LED
is
illuminated
when
recircu#j
lated-air
mode
is
switched
on.
The
supply
of
out#j side
air
is
shut
off.
When
recirculated-air
mode
is
switched
off,
fresh air
is
directed
into
the
vehicle's
interior.
To
prevent
window
fogging,
recirculated-airmode
switches
off
automatically
after
a
certainamount
of
time,
depending
on
the
environmental
conditions.
With
constant
recirculated-air
mode,
the
air
qual#j ity
in
the
car's
interior
deteriorates
and
windowfogging
increases.
If
there
is
window
condensation,
switch
off
recir#j
culated-air
mode
or
defog
the
windows,
refer
to
page
231.
Adjusting
the
air
flow
manually
Concept
The
air
flow
for
climate
control
can
be
adjusted
manually.Operation
Press
the
left
or
right
side
of
the
button:
to
decrease
or
increase
air
flow.
The
intensity
is
indicated
by
LEDs.
The
highest
level
is
active
when
seven
LEDs
are
lit.
The
air
flow
of
the
automatic
climate
control
may
be
reduced
automatically
to
save
battery
power.
Adjusting
the
air
distribution
manually
Concept
The
air
distribution
for
climate
control
can
be
ad#j
justed
manually.
Operation Turn
the
wheel
to
select
the
de#jsired
program
or
the
desired
in#j termediate
setting.'x

Windows.'x

Upper
body
region.'x

Windows,
upper
body
region,
and
floor
area.'x

Floor
area.
To
defrost
windows
and
remove
condensation
Concept
Ice
and
condensation
are
quickly
removed
from the
windshield
and
the
front
side
windows.
Adjusting
Make
the
following
settings
to
defrost
the
win#j
dows
and
remove
condensation:
'xDirect
the
air
distribution
onto
the
windows.'xIncreasing
the
air
flow.'xIncrease
the
temperature.Seite
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'xSwitch
on
the
air
conditioning
if
needed.
Rear
window
defrosterPress
the
button.
The
LED
lights
up.
The
function
is
available
with
the
engine
running.
The
rear
window
defroster
switches
off
automat#j
ically
after
a
certain
period
of
time.
Microfilter The
microfilter
removes
dust
and
pollen
from
the
incoming
air.
Have
this
filter
changed
during
vehicle
mainte#j nance,
refer
to
page
326.
Automatic
climate
control with
enhanced
features
Overview
Buttons
in
the
vehicle
Climate
control
functions
ButtonFunctionTemperature,
refer
to
page
233.Climate
control
operation,
refer
to
page
233.ButtonFunctionMaximum
cooling,
refer
to
page
233.AUTO
program,
refer
to
page
233.Recirculated-air
mode,
refer
to
page
234.Air
flow,
manual,
refer
to
page
235.
Intensity
AUTO
program.Air
distribution,
manual,
refer
to
page
235.SYNC
program,
refer
to
page
235.Defrost
and
defog
window,
refer
to
page
235.Rear
window
defroster,
refer
to
page
236.Active
seat
ventilation,
refer
to
page
107.Seat
heating,
refer
to
page
106.Opening
the
Climate
menu,
re#j
fer
to
page
232.
For
the
following
settings,
for
in#j
stance:
upper
body
temperature
adjustment,
parked-car
ventila#j
tion.
Opening
the
Climate
menu
Press
the
button.
The
Climate
menu
is
displayed.
All
the
climate
control
functions
which
can
ad#j justed
via
iDrive
can
be
called
up
via
the
Climate
menu,
e.g.,
upper
body
temperature
adjustment,
parked-car
ventilation.
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