Mercedes-Benz C-Class Wagon Owner's Manual page 217

214 Driving and parking
Vehicles without Driving Assistance Pack‐
age: the accelerator and brake pedal are moni‐
tored as well as the steering wheel.
Vehicles with Driving Assistance Package: if
Active Steering Assist is deactivated, the accel‐
erator and brake pedal are monitored as well as
the steering wheel.
A warning is issued when the steering wheel is
not being held or when a pedal is not depressed,
and the vehicle is in danger of leaving the lane.
If the system detects that the driver has not
steered the vehicle for a considerable period of
time or has removed their hands from the steer‐
ing wheel, visual warning 1 is issued. If the
driver still does not steer the vehicle, or gives no
confirmation to the system, a warning tone
sounds in addition to the visual warning mes‐
sage.
Also observe the instructions on the contact
detection of Active Steering Assist
( page 211).
/
Active Emergency Stop Assist issues the follow‐
ing warnings in order:
Display message 1 appears in the driver's
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display.
In addition to display 1 a warning tone
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sounds.
The Beginning emergency stop
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appears in the driver display, a continuous
warning tone sounds, the vehicle no longer
accelerates, and there is a slight, repeated
tensioning of the seat belt.
The vehicle speed is reduced in increments
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until it is at a standstill. Sharp brake impul‐
ses are also produced.
Vehicles with Driving Assistance Package:
depending on the country, a lane change to the
adjacent right-hand lane is carried out, if possi‐
ble.
% It is only possible to change across one lane
and only into the right-hand lane, and not
onto the hard shoulder.
When automatic braking is initiated, Active Dis‐
tance Assist DISTRONIC is deactivated. Depend‐
ing on the country, the hazard warning light sys‐
tem is switched on.
When the vehicle is stationary, the following
actions are carried out:
The vehicle is secured with the electric park‐
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ing brake.
message The vehicle is unlocked.
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If possible, an emergency call is placed to
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the Mercedes-Benz emergency call centre.
Before automatic braking is initiated, you can
cancel Active Emergency Stop Assist by steer‐
ing.