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The system can intervene when the following basic conditions are present.
The system is activated.
The vehicle speed is higher than about 65 km/h (not applicable to vehicles
with the traffic jam assistant
The boundary line of at least one side of the lane is detected.
The driver's hands are on the steering wheel.
The lane is more than 2.5 m in width.
If the turn signal is switched on (e.g. when turning), no steering intervention
takes place when the vehicle approaches the boundary line. The system re-
gards the situation as an intended lane change.
Warning lights in the instrument cluster
The system is active, but not ready to intervene.
The system is active and ready to intervene or is currently intervening.
Adaptive lane assist
Adaptive tracking helps to keep the vehicle in the position between the boun-
dary lines selected by the driver, by means of steering intervention.
If the position within the lane is changed, the system quickly adapts and holds
the newly-selected position.
Steering wheel vibrations
In the following situations, it may occasionally be the case that due to the
steering wheel vibrations the syst4em indicates that a driver steering interven-
tion is required.
▶
The system is not able to keep the vehicle by a within the lane due to a steer-
ing intervention.
▶
During an intense system-related steering intervention, the system suddenly
cannot recognize the boundary lines.
WARNING
The system function may be restricted if, for example there is danger due
to ruts on a downhill road or in a crosswind.
» page
260).
Activation / deactivation
Read and observe
and
The activation/deactivation of the system can be carried out in one of two
ways.
▶
In the instrument cluster display
▶
In Infotainment
» page
258, Settings in Infotainment.
Adaptive tracking can also be enabled or disabled In Infotainment.
After switching off and switching on the ignition, the system setting is re-
tained.
Note
The system setting is stored (depending on Infotainment type) in the active
user account personalisation
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Malfunctions
Read and observe
and
If, for some unknown reason, the system is not available, an appropriate mes-
sage appears in the display of the instrument cluster.
Sensor covered / dirty
If the windscreen is dirty, iced or misted up in the sensor area, a message ap-
pears indicating that there is no sensor view. Clean the windscreen or remove
the obstacles from the sensor area.
System unavailable
If the system is currently unavailable, a message concerning the unavailability
appears. Try to re-activate the machine. If the system still is not available, seek
the assistance of a specialist garage.
System fault
In the case of a system fault, an error message appears. Seek help from a spe-
cialist garage.
Request to take over steering
If the system detects that there are no hands are on the steering wheel, this
will not work properly. You will be prompted to take over steering. Place your
hands on the steering wheel.
on page 258 first.
» page
59, Menu itemAssist systems.
59.
on page 258 first.
Assist systems
259
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