2021 BMW M4 Owners Manual

Displays
on
the
steering
wheel
The
two
LEDs
above
the
button
fields
are
illumij
nated
in
the
same
way
as
the
displays
in
the
inj strument
cluster:
'xGreen:
the
system
is
active.'xYellow:
the
system
has
been
interrupted.'xRed:
the
system
is
deactivated.
System
limits
The
system
limits
for
the
steering
and
lane
conjtrol
assistant
apply.
Depending
on
theequipment
version:
lanechange
assistant
Principle
The
system
provides
the
driver
with
additional
support
when
changing
lanes
on
multi-lane
roads.
General
The
system
uses
the
sensors
of
the
steering
and
lane
control
assistant.
Safety
note
WARNING
The
system
does
not
relieve
you
of
your
perj
sonal
responsibility
to
assess
the
traffic
situaj
tion
correctly.
Due
to
system
limitations,
it
canj
not
respond
independently
and
appropriately
in
all
traffic
conditions.
There
is
a
risk
of
accident.
Adapt
your
driving
style
to
the
traffic
conditions.
Observe
the
traffic
situation
and
intervene
acj
tively
if
the
situation
warrants
it.
The
information
for
the
steering
and
lane
control
assistant
also
applies.
For
further
information:
Steering
and
lane
control
assistant,
see
page
259.
Operating
requirements
'xOperating
requirements
of
the
steering
and lane
control
assistant
are
met.
Operating
requirements,
see
page
260.'xDriving
on
a
road
without
pedestrians
or
cyj
clists
and
with
physical
barriers
to
oncoming vehicles,
for
example
crash
barriers.'xLane
marking
detected.'xMaximum
speed
180
km/h,
110
mph.'xThe
minimum
speed
is
country-specific.
Switching
lane
change
assistance
on/off
1.CAR2.Settings3.Driver
assistance4.If
necessary,
Driving5.Steering
Assistant6.Lane
Change
AssistantSeite
265Driver
Assistance
SystemsCONTROLS265
Online
Edition
for
Part
no.
01405A1E3C4
-
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Changing
lanes1.Ensure
that
the
traffic
situation
permits
a
lane
change.2.Push
the
turn
indicator
lever
in
the
desired
dij
rection
as
far
as
the
resistance
point
to
indij
cate
briefly.
After
a
short
period,
steering
assistance
in
the
desired
direction
is
noticeable.
After
the
lane
change,
the
system
helps
the driver
keep
the
vehicle
in
lane.
Cancelling
a
lane
change
The
lane
change
can
be
cancelled
by
steering
in
the
opposite
direction.
Displays
in
the
instrument
clusterSymbolDescriptionGreen
steering
wheel
symbol.
Green
arrow
symbol
for
lane-
changing.
The
system
carries
out
a
lane
change.Green
steering
wheel
symbol.
Grey
line
for
lane
marking
on
the
appropriate
side.
The
system
detected
the
lane
change
request.
Lane
change
not
currently
possible.Depending
on
country
specificaj
tions:
Green
steering
wheel
symbol.
Grey
arrow
symbol
for
lane-
changing.
Lane
change
not
possible;
operj
ating
requirements
not
met.
Alternative
displays
Depending
on
the
vehicle's
equipment,
the
disj plays
in
the
instrument
cluster
may
vary
and
are
indicated
as
follows:
Seite
266CONTROLSDriver
Assistance
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for
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01405A1E3C4
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SymbolDescriptionGreen
steering
wheel
symbol.
Grey
line
for
lane
marking
on
the
appropriate
side.
Green
arrow
symbol
for
lane-
changing.
The
system
carries
out
a
lane
change.Green
steering
wheel
symbol.
Grey
line
for
lane
marking
on
the
appropriate
side.
No
arrow
symbol
for
lane-
changing
on
the
display.
The
system
detected
the
lane
change
request.
Lane
change
not
currently
possible.Depending
on
country
specificaj
tions:
Green
steering
wheel
symbol.
Grey
line
for
lane
marking
on
the
appropriate
side.
Grey
arrow
symbol
for
lane-
changing.
Lane
change
not
possible;
operj
ating
requirements
not
met.
System
limits
The
system
limits
for
the
steering
and
lane
conjtrol
assistant
apply.
Depending
on
the
equipment
version:automatic
formation
ofemergency
lane
Principle
The
system
can
help
the
driver
to
form
an
emerj gency
lane
in
the
event
of
traffic
queues
on
moj torways
or
similar
roads.
As
soon
as
the
system
detects
a
traffic
queue,
a Check
Control
message
appears
on
the
control
display.
Depending
on
the
situation,
the
vehicle
will
be
steered
to
the
right
or
left
within
the
curj rent
driving
lane
in
order
to
form
an
emergency
lane.
General The
system
uses
the
sensors
of
the
steering
andlane
control
assistant.
Safety
note
WARNING
The
system
does
not
relieve
you
of
your
perj
sonal
responsibility
to
assess
the
traffic
situaj
tion
correctly.
Due
to
system
limitations,
it
canj
not
respond
independently
and
appropriately
in
all
traffic
conditions.
There
is
a
risk
of
accident. Adapt
your
driving
style
to
the
traffic
conditions.
Observe
the
traffic
situation
and
intervene
acj
tively
if
the
situation
warrants
it.
The
information
for
the
steering
and
lane
control
assistant
also
applies.
For
further
information:
Steering
and
lane
control
assistant,
see page
259.
Operating
requirements
'xSteering
and
lane
control
assistant
is
activaj
ted.Seite
267Driver
Assistance
SystemsCONTROLS267
Online
Edition
for
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01405A1E3C4
-
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'xTraffic
queue
detected.'xDriving
on
a
motorway
or
a
similar
road.'xLane
boundary
detected.'xThe
function
must
be
available
in
the
countryin
which
the
vehicle
is
being
driven.
Activating/deactivating
1.CAR2.Settings3.Driver
assistance4.Driving5.Steering
Assistant6.Emergency
Corridor
Assistant
Displays
in
the
instrument
cluster
Depending
on
the
equipment
and
national-marj
ket
version,
the
situations
for
the
automatic
forj
mation
of
emergency
lanes
are
displayed
in
the
Assisted
Driving
View
in
the
instrument
cluster.
For
further
information:
Assisted
Driving
View,
see
page
163.
System
limits The
system
limits
for
the
steering
and
lane
conjtrol
assistant
apply.
Depending
on
theequipment
version:
lane
change
with
active
route guidance
Principle The
system
supports
the
driver
when
it
is
necesjsary
to
change
lanes
in
order
to
reach
a
destinaj
tion.
General
The
system
uses
the
sensors
of
the
steering
and
lane
control
assistant.
Safety
note
WARNING
The
system
does
not
relieve
you
of
your
perj
sonal
responsibility
to
assess
the
traffic
situaj
tion
correctly.
Due
to
system
limitations,
it
canj
not
respond
independently
and
appropriately
in
all
traffic
conditions.
There
is
a
risk
of
accident.
Adapt
your
driving
style
to
the
traffic
conditions.
Observe
the
traffic
situation
and
intervene
acj
tively
if
the
situation
warrants
it.
The
information
for
the
Active
Cruise
Control
and
the
steering
and
lane
control
assistant
also applies.
For
further
information:
'xActive
Cruise
Control,
see
page
247.'xSteering
and
lane
control
assistant,
see
page
259.
Operating
requirements
'xActive
Cruise
Control
is
activated.'xDriving
on
a
motorway
or
a
similar
road.'xLane
boundary
detected
on
the
side
of
the
desired
lane
change.'xNavigation
system:
route
guidance
is
activajted.'xAdaptation
to
the
route
details
is
switched
on.'xThe
function
must
be
available
in
the
countryin
which
the
vehicle
is
being
driven.
Changing
lanes
1.One
or
more
lane
changes
are
required
in
orjder
to
reach
a
destination.Seite
268CONTROLSDriver
Assistance
Systems268
Online
Edition
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Part
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01405A1E3C4
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The
system
prepares
for
this
lane
change.
Todo
this,
the
system
identifies
a
suitable
gap
in
the
flow
of
traffic
in
the
adjacent
lane.2.When
a
gap
has
been
found,
the
speed
is adapted
so
the
vehicle
stays
level
with
thegap.3.A
lane
change
suggestion
is
displayed
with
a
Check
Control
message.4.If
the
traffic
situation
permits
a
lane
change, the
driver
can
steer
the
vehicle
into
the
adjaj
cent
lane.
If
the
vehicle
is
equipped
with
the
lane
change
assistant:
once
the
Check
Control message
has
been
displayed,
a
lane
change
can
be
initiated
by
operating
the
turn
indicaj tor.
Depending
on
the
national-market
version
and
the
traffic
situation,
the
system
will
carry
out
the
subsequent
lane
changes.
Display
in
the
instrument
cluster
The
suggestion
for
the
lane
change
is
displayed
and
a
green
tick
indicates
that
the
function
is
acj
tive.
Depending
on
the
equipment
and
national-marj
ket
version,
the
traffic
situation
is
displayed
in
the
Assisted
Driving
View
in
the
instrument
cluster.
For
further
information:
Assisted
Driving
View,
see
page
163.
Switching
on
adaptation
to
route
details
1.CAR2.Settings3.Driver
assistance4.If
necessary,
Driving5.Speed
Assistant6.Adjust
to
routeSystem
limits
The
system
limits
for
the
Active
Cruise
Controland
the
steering
and
lane
control
assistant
apply.
Park
assistance
systems
Principle
The
park
assistance
systems
support
the
driver when
parking
and
manoeuvring.
General The
parking
assistance
systems
include
the
following
individual
systems.
For
further
information:
'xPark
Distance
Control,
PDC,
see
page
269.'xDepending
on
the
equipment
version:
emerj
gency
braking
function,
Active
PDC,
see
page
272.'xLateral
parking
aid,
see
page
273.'xWithout
Surround
View:
Reversing
Assist
camera,
see
page
274.'xPark
Assistant,
see
page
276.'xReversing
assistant,
see
page
281.'xSurround
View
with
Reversing
Assist
camera,
see
page
282.'xPanorama
View,
see
page
287.'xRemote
3D
View,
see
page
289.'xCrossing
traffic
warning,
see
page
290.
Park
Distance
Control
PDC
Principle
PDC
provides
assistance
when
parking
the
vehij cle.
Objects
in
front
of
or
behind
the
vehicle
as
it slowly
approaches
are
indicated
by
means
of
acoustic
signals
and
a
display
on
the
Control
Disj
play.
Depending
on
the
equipment:
obstacles
at
the
side
of
the
vehicle
that
are
detected
by
the
side
Seite
269Driver
Assistance
SystemsCONTROLS269
Online
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01405A1E3C4
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ultrasonic
sensors
may
also
be
reported
by
the
lateral
parking
aid
function.
General
The
range
of
the
system
is
approximately
2
m, 6
ft,
depending
on
the
obstacle
and
environmenj
tal
factors.
An
acoustic
warning
is
given
when
the
vehicle
is
approx.
70
cm,
27
in
away
from
an
object
and
a collision
is
imminent.
For
objects
behind
the
vehicle,
the
acoustic
warning
is
given
sooner,
at
a
distance
of
approx.
1.50
m,
5
ft.
Safety
notes
WARNING
The
system
does
not
relieve
you
of
your
perj
sonal
responsibility
to
assess
the
traffic
situaj
tion
correctly.
Due
to
system
limitations,
it
canj
not
respond
independently
and
appropriately
in
all
traffic
conditions.
There
is
a
risk
of
accident.
Adapt
your
driving
style
to
the
traffic
conditions.
Observe
the
traffic
situation
and
intervene
acj
tively
if
the
situation
warrants
it.
WARNING
If
the
vehicle
is
travelling
at
high
speed
when Park
Distance
Control
PDC
is
activated,
the
warning
may
be
delayed
due
to
the
physical
conditions.
There
is
a
risk
of
injury
or
material
damage.
Avoid
approaching
an
object
at
speed.
Avoid
moving
off
at
speed
while
Park
Distance
Control
PDC
is
not
yet
active.
Overview
Button
in
the
vehicle
Park
Assistant
button
Sensors The
system
is
controlled
using
the
following
senj
sors:
'xUltrasonic
sensors
in
the
front/rear
bumpers.'xDepending
on
the
equipment:
side
ultrasonic
sensors.
For
further
information:
Sensors
of
the
vehicle,
see
page
43.
Switching
on/off
Automatic
activation The
system
switches
on
automatically
in
the
following
situations:
'xIf
selector
lever
position
R
is
engaged
while
the
engine
is
running.'xDepending
on
the
equipment
version:
when
approaching
detected
obstacles,
if
the
speed is
below
approximately
4
km/h,
2.5
mph.
Thedistance
from
the
obstacle
at
which
the
sysj
tem
activates
depends
on
the
individual
sitj uation.
Automatic
activation
on
detection
of
obstacles
can
be
enabled
and
disabled.
1.CAR2.SettingsSeite
270CONTROLSDriver
Assistance
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for
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3.Driver
assistance4.Parking
and
manoeuvring5.If
necessary,
Automatic
PDC
activation6.Automatic
PDC
activation
The
setting
is
saved
for
the
current
driver
profile.Depending
on
the
equipment
version,
a
respecj
tive
camera
view
is
switched
on
additionally.
Automatic
deactivation
when
moving
forwards
The
system
switches
off
once
a
certain
distance
or
speed
is
exceeded.
Switch
the
system
back
on
if
necessary.
Switching
on/off
manually Press
the
Park
Assistant
button.
'xOn:
the
LED
is
illuminated.'xOff:
the
LED
is
extinguished.
The
image
from
the
rear-view
camera
is
shownwhen
reverse
gear
is
engaged
and
the
Park
Asj
sistant
button
is
pressed.
Depending
on
the
equipment,
the
system
cannot
be
switched
off
manually
when
reverse
gear
is
engaged.
WarningAcoustic
signals
General
An
intermittent
sound
indicates
that
the
vehicle
is
approaching
an
object.
For
instance,
if
an
obj
ject
is
identified
to
the
rear
left
of
the
vehicle,
the
acoustic
signal
is
emitted
from
the
rear
left
loudj
speaker.
The
shorter
the
distance
to
an
object,
the
shorter
the
intervals
become.
A
continuous
tone
sounds
if
the
distance
to
a
detected
object
is
less
than
approximately
20
cm,
8
in.
If
there
are
objects
in
front
of
and
behind
the
vej hicle
at
the
same
time,
and
they
are
at
a
distanceof
less
than
approximately
20
cm,
8
in,
an
alterj
nating
continuous
tone
sounds.
Steptronic
transmission:
the
intermittent
tone
and
the
continuous
tone
are
switched
off
when
selector
lever
position
P
is
engaged.
The
intermittent
sound
switches
off
a
short
while
after
the
vehicle
comes
to
a
standstill.
Volume
control
The
PDC
acoustic
signal
volume
can
be
adjusj ted.1.CAR2.Settings3.Driver
assistance4.Parking
and
manoeuvring5.Volume
PDC
signal6.Set
the
desired
value.
The
setting
is
saved
for
the
current
driver
profile.
Visual
warning
The
vehicle's
approach
to
an
object
is
shown
on
the
Control
Display.
Objects
that
are
further
away are
already
displayed
before
an
acoustic
signal
isgiven.
The
display
appears
as
soon
as
PDC
is
activated.
The
recording
range
of
the
sensors
is
shown
in
green,
yellow
and
red
if
obstacles
are
detected within
the
range.
Driving
path
lines
are
displayed
for
better
estimaj tion
of
the
space
required.
Seite
271Driver
Assistance
SystemsCONTROLS271
Online
Edition
for
Part
no.
01405A1E3C4
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If
the
rear-view
camera
image
is
shown,
it
is
posj
sible
to
change
over
to
PDC
or,
if
required,
to
anj other
view
with
obstacle
markings:1.If
necessary,
push
the
Controller
to
the
left.2.For
example
Parking
sensors
Crossing
traffic
warning:
depending
on
the
equipment,
the
PDC
display
also
warns
of
vehij
cles
approaching
from
the
sides
at
the
front
and rear.
For
further
information:
Crossing
traffic
warning,
see
page
290.
System
limits
Safety
note
WARNING
The
system
may
not
respond
at
all,
or
may
rej spond
too
late,
incorrectly
or
without
justificaj
tion
due
to
system
limitations.
There
is
a
risk
of
accident
or
material
damage.
Observe
the
inj
formation
on
the
system
limits
and
intervene
actively
if
necessary.
System
limits
of
the
sensors
For
further
information:
'xUltrasonic
sensors,
see
page
45.
Limits
of
the
ultrasound
measurement
Certain
conditions
and
objects
may
push
ultraj sound
measurement
to
its
physical
limits,
includj ing
the
following:
'xObstacles
and
people
at
the
edge
of
the
lane.'xLow
objects
already
indicated,
for
example
kerbs,
may
enter
the
sensors'
blind
areas
bej
fore
or
after
a
continuous
tone
is
given.
False
alarms
If
the
system
is
approaching
its
limits,
false
alarms
may
occur.
To
reduce
false
alarms,
for
example
in
car washes,
switch
off
automatic
activation
of
Park Distance
Control
PDC
when
obstacles
are
dej
tected
if
necessary.
Malfunction
A
Check
Control
message
is
shown.
A
white
symbol
is
shown
and
the
monij
toring
range
of
the
sensors
is
shown
in dark
colour
on
the
control
display.
Park
Distance
Control
PDC
has
failed.
Have
the
system
checked
by
a
Service
Partner
of
the
manufacturer
or
another
qualified
Service
Partner
or
a
specialist
workshop.
Depending
on
theequipment
version:emergency
braking function,
Active
PDC
Principle
The
emergency
brake
function
of
PDC
initiates
emergency
braking
if
there
is
an
imminent
risk
of
a
collision.
General Due
to
the
system
limits,
a
collision
cannot
be
prevented
under
all
circumstances.
The
function
is
available
at
speeds
below
walkingspeed
when
driving
or
rolling
in
reverse.
Pressing
the
accelerator
pedal
interrupts
thebrake
intervention.
After
emergency
braking
to
a
stop,
it
is
possible
to
continue
a
slow
approach
to
the
obstacle.
To
approach,
lightly
depress
the
accelerator
pedal and
release
it
again.
If
the
accelerator
pedal
is
depressed
for
longer, the
vehicle
pulls
away.
Manual
braking
is
possibleat
any
time.
Seite
272CONTROLSDriver
Assistance
Systems272
Online
Edition
for
Part
no.
01405A1E3C4
-
X/20