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EnglishDriver assistance systems -> Steering Assistant for your BMW i4 2021-2025
Driver assistance systems
CONTROLS
Sensors
Steering Assistant
The system is controlled by the following sen-
sors:
Principle
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Cameras behind the windshield.
The Steering Assistant helps keep the vehicle
in the lane. For this purpose, the system ex-
ecutes supporting steering movements, for in-
stance when cornering.
Front radar sensor.
Radar sensors, side, front.
Radar sensors, side, rear.
Additional information:
General information
Depending on the speed, the system orients
itself according to the lane boundaries or vehi-
cles in front.
Sensors of the vehicle, refer to page 41.
Functional requirements
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Speed below 130 mph/210 km/h.
Sensors on the steering wheel detect whether
the steering wheel is being touched.
Sufficient lane width.
Above approx. 43 mph/70 km/h: lane
boundary on both sides is detected.
Safety information
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Below approx. 43 mph, 70 km/h: lane
boundary on both sides or vehicle driving
ahead is detected.
Warning
The system cannot serve as a substitute for
the driver’s personal judgment in assessing
the traffic situation. Based on the limits of
the system, it cannot independently react to
all traffic situations. There is a risk of acci-
dent, injury, and property damage. Adjust
driving style to traffic conditions. Watch the
surrounding traffic situation closely, be ready
to take over steering and braking at any time,
and actively intervene where appropriate.
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Hands on the steering wheel rim.
Wide curves.
Drive in the center of the lane.
Turn signal switched off.
The sensor system calibration process is
complete.
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Cruise Control with Distance Control active.
Seat belt on the driver's side fastened.
Forward Collision Warning with braking
function on.
Overview
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Daytime Pedestrian Collision Mitigation on.
Side Collision Warning active.
Buttons on the steering wheel
Button Function
Turning Steering Assistant on/off
Assisted Driving Mode
Steering Assistant with Traffic Jam
Assistant on/off.
General information
Switch function on.
This button is used to switch the con-
figured function on and off.
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Driver assistance systems
CONTROLS
The button can be used to set the pri-
marily used function.
Turning off the system
Press the button on the steering wheel.
Setting the function
The indicator goes out.
When the system is active, press the
button repeatedly until the desired
function is selected in the toolbar. The
toolbar for Assisted Driving mode is displayed
at the bottom of the instrument cluster.
The system does not perform supportive
steering wheel movements.
Stopping Steering Assistant
automatically
The system interrupts the supporting steering
movements automatically, for example in the
following situations:
Icon
Function
Cruise Control with Distance Control.
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At a speed above 130 mph/210 km/h.
When the steering wheel is released.
Cruise Control with Distance Control
and Steering Assistant.
When performing a manual braking proc-
ess.
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With strong steering intervention.
When leaving own lane.
The selected function is shown in green.
Turning on the system
When the turn signal is switched on.
When the lane is too narrow.
1.
Press the button on the steering
If a lane boundary is not detected for a cer-
tain period of time and no vehicle is driving
ahead.
wheel.
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Active Cruise Control with Distance Control
is stopped.
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Adjust the Steering Assistant if nec-
essary.
The seat belt on the driver's side is unfas-
tened.
Indicator light illuminates gray.
The system is on standby and does not
manipulate steering movements.
Indicator light illuminates gray.
The system is on standby and does not
manipulate steering movements.
System activates automatically as soon as all
function conditions are fulfilled.
System activates automatically as soon as all
function conditions are fulfilled.
The indicator light illuminates green.
The system is active.
With the system switched on, the Daytime Pe-
destrian Collision Mitigation system and the
Side Collision Warning are activated.
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Driver assistance systems
CONTROLS
Additional information:
Displays in the instrument cluster
Assisted View, refer to page 153.
Icon
Description
Displays on the steering wheel
Indicator light illuminates gray:
The system is ready.
Indicator light illuminates green:
The system is activated.
The system supports the driver in
keeping the vehicle within the lane.
Warning light flashes yellow:
A lane boundary has been crossed.
The two LED lights above the buttons illumi-
nate analogously to the displays in the instru-
ment cluster:
The steering wheel vibrates where
applicable.
Warning light illuminates yellow and
acoustic signal may sound:
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Yellow: system interruption is imminent.
Red: system will be deactivated.
System interruption is imminent.
The steering wheel displays can be switched
on/off if required.
Depending on national-market ver-
sion: The warning light flashes or illu-
minates red. A signal sounds:
1.
Apps menu
The system is switched off.
2. "Vehicle"
3. "Driving settings"
4. "Driver Assistance"
5. "Feedback via steering wheel"
6. "Light elements"
Warning light illuminates yellow:
Hands are not grasping the steering
wheel. The system is still active.
Warning light illuminates red, acous-
tic signal sounds:
Displays in the Head-up display
All system information can also be displayed in
the Head-up display.
Hands are not grasping the steering
wheel. System interruption is immi-
nent.
The system reduces the speed to a
standstill if applicable.
System limits
It is possible that the system will
not execute any supporting steering
movements.
General information
The system cannot be activated or meaning-
fully used in certain situations, e.g., while tow-
ing a trailer.
Depending on vehicle equipment and national-
market version, information for the system is
displayed in the Assisted View of the instru-
ment cluster.
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Driver assistance systems
CONTROLS
Drive attentively, and react to the current sur-
rounding traffic situation. If necessary, inter-
vene actively, for instance by braking, steering
or making an evasive maneuver.
Safety information
Warning
Because of system limitations, this system
may either not respond, or respond too late,
incorrectly, or without cause. There is a risk
of accident, injury, and property damage. Ac-
tively intervene as warranted. Refer to the in-
formation in this Owner’s Manual regarding
the scope of the system’s operation and limi-
tations.
Assisted Driving Mode Plus
Principle
Assisted Driving Mode Plus helps drivers guide
their vehicle through traffic jams.
Supporting steering movements take place
without the driver actively steering.
System limits of the sensors
Additional information:
General information
The system uses the sensors of the Steering
Assistant.
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Cameras, refer to page 41.
Radar sensors, refer to page 42.
Safety information
Hands on the steering wheel
The sensors cannot detect hand-steering
wheel contact in the following situations:
Warning
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Driving with gloves.
The system cannot serve as a substitute for
the driver’s personal judgment in assessing
the traffic situation. Based on the limits of
the system, it cannot independently react to
all traffic situations. There is a risk of acci-
dent, injury, and property damage. Adjust
driving style to traffic conditions. Watch the
surrounding traffic situation closely, be ready
to take over steering and braking at any time,
and actively intervene where appropriate.
Protective covers on the steering wheel.
Narrow lanes
When driving within narrow lanes, the system
cannot be activated or effectively used, for in-
stance in the following situations:
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In construction areas.
Depending on the equipment, with auto-
matic formation of emergency lanes.
Federal, state, or local laws may differ, and
the use of this function may be prohibited or
limited. Before use, check federal, state, and
local laws.
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Within city limits.
Weather
The following restrictions can occur under un-
favorable weather or light conditions:
Additionally, the notices for the Steering Assis-
tant apply.
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Poorer recognition of vehicles and lane
boundaries.
Additional information:
Steering Assistant, refer to page 220.
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Short-term interruptions for vehicles that
are already recognized.
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