Driver assistance systems
Travel Assist active, adaptive cruise con-
trol and adaptive lane guidance func-
tion are passive.
Inactive Travel Assist.
Depending on the equipment, more details
may be displayed on the instrument cluster,
such as dashed lines or other vehicles on the
road.
Operating Travel Assist
Fig. 169
Left side of the multifunction steering
wheel: buttons for operating Travel Assist.
Connecting
●
Press the
button on the multifunction
steering wheel.
The control lamp
will light up green.
The following warning is also displayed on
the instrument panel screen: The Travel As-
sist maintains the current speed and the pre-
D
E
set distance from the vehicle in front. At the
same time, if it detects road markings it
keeps the vehicle in the lane by moving the
steering wheel.
Interrupting the adjustment
●
Briefly press the button
on the multi-
function steering wheel or press the brake
pedal.
The set distance remains saved.
Making other adjustments
For all else, Travel Assist is operated like the
ACC
›››
page 229 .
Problems and solutions
Travel Assist is not available or does not
work as expected
The control lamp switches on yellow. A rele-
vant warning is also displayed on the instru-
ment panel screen.
●
There is a fault in the sensors. Check the
causes and solutions described in
›››
page 217.
●
The system limits are exceeded.
●
If the fault continues, consult a specialised
workshop.
Take the wheel
The warning lamp comes on white or red,
depending on the urgency of the interven-
tion. A message is also displayed.
●
You released the steering wheel for a few
seconds. Take hold of the steering wheel and
take control of the vehicle.
●
The system limits have been reached. Take
hold of the steering wheel and take control
of the vehicle.
Travel Assist disconnects automatically
Vehicles without Emergency Assist: You have
released the steering wheel for a long peri-
od.
●
Abnormal operation. Contact a specialised
workshop.
The adjustment is interrupted unexpect-
edly
Vehicles without lane departure warning:
You have turned on the turn signal.
237
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