Mercedes-Benz GLC 200 4MATIC Owner's Manual page 264

Function of Active Emergency Stop Assist
Active Emergency Stop Assist monitors the steer-
ing wheel and the accelerator and brake pedals. If
the system detects a lack of driver activity and the
vehicle threatens to leave the lane, a warning can
be issued and an emergency stop initiated.
Vehicles without Driving Assistance Package: The
system is available from a speed of approx.
60 km/h.
Vehicles with Driving Assistance package: If
Active Steering Assist is switched off, the system
is available from a speed of approx. 60 km/h.
If the system detects that the vehicle is threaten-
ing to leave the lane, a warning can be issued and
an emergency stop initiated.
The driver does not touch the steering wheel
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for a longer period of time or no steering
movement can be measured for a longer
period of time (depending on the vehicle
equipment).
Neither the accelerator nor the brake pedal is
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depressed.
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Vehicles with Driving Assistance package: if
Active Steering Assist is switched on and
active, only the steering wheel is monitored by
the system. If the driver does not touch the
steering wheel for a longer period of time, a
warning may be given despite pedal actuation.
Also observe the instructions on the contact
detection of Active Steering Assist
( page 258).
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Active Emergency Stop Assist issues the following
warnings in order:
Display message 1 appears in the driver's
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display.
Driving and parking 261
In addition to display 1 a warning tone
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sounds.
The message Beginning emergency stop
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appear in the driver's display, a continuous
warning tone will sound, the vehicle will no
longer accelerate and, if necessary, slight belt
tensioning will be produced.
The vehicle speed is reduced in increments
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until it is at a standstill. Sharp brake impulses
are also produced.
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Vehicles with Driving Assistance Package: If
Active Distance Assist DISTRONIC is active
and the driver unfastens the seat belt and
driver's door, an emergency stop can be initi-
ated immediately.
Vehicles with Driving Assistance Package:
Depending on the country, a lane change to the
adjacent right-hand lane is carried out, if possible.
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-
will