Driver assist systems › Lane Assist 185
✓ The lane markings are clearly visible.
Lane Assist
Usage
Function restriction
Lane Assist helps to keep the vehicle within the lane.
It is based on the boundaries of a lane. These may in-
clude lane markings, road edges or objects such as
curbs or possibly traffic cones.
The system function may be restricted in the follow-
ing cases:
The field of view of the sensor is limited by a dirty
▶
The system is intended primarily for use on high-
ways.
screen or an obstacle or a preceding vehicle.
If the weather conditions are unfavourable.
The vehicle is making a sharp turn.
The vehicle is travelling on a sloping road or in ruts.
When the driving lane is too narrow.
The vehicle drives through a construction site.
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Functionality
As the vehicle approaches a lane marking, the sys-
tem executes a steering movement in the opposite
direction from the lane marking. The steering inter-
vention can be overridden manually.
WARNING
Danger of incorrect steering intervention!
Certain objects or markings on the road may be erro-
neously recognized as lane markings.
Always keep your hands on the steering wheel and
be prepared to override the steering intervention.
No system intervention occurs when changing lane
with the turn signal on.
▶
Status display in the instrument cluster display
lights up - System is activated and ready to
intervene
Settings
lights up - System is activated and ready to
intervene
Activation/deactivation in the instrument cluster
Press the button on the multifunction steering
wheel.
›
lights up - System intervenes
Select Lane Assist
.
›
lights up - System intervenes
Activation/deactivation in Infotainment
In the menu
.
Display
Display example in black and white display.
Lane boundary highligh-
ted on the right: system
intervenes on the right
when approaching the
lane marking.
Troubleshooting
Message regarding system unavailability
Clean the windscreen in the sensor area.
Stop the engine and restart again after a short
time.
›
›
In the coloured display,
the lines are highlighted
in colour.
If the system is still not available, seek the help of a
specialist garage.
›
Travel Assist
Usage
Warning through steering wheel vibrations
The steering wheel vibrations are triggered in the
following situations:
Travel Assist helps to keep the vehicle within the
lane while controlling the speed of the vehicle.
The vehicle crosses the boundary line without the
indicator light switched on.
▶
The system is not able to keep the vehicle within
the lane.
▶
Functionality
Correct the steering movement in the event of vi-
brations.
›
Travel Assist uses the functions Lane Assist and
ACC.
Operating conditions
✓ The driving speed is higher than 60 km/h.
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