Mercedes-Benz A-Class Operator's Manual page 171

If the system is impaired, Active Lane Change
Assist may be canceled. If it is canceled the
Lane Change Canceled message appears in the
multifunction display and a warning tone sounds.
& WARNING Risk of accident from chang‐
ing lane to an occupied adjacent lane
Lane Change Assist cannot always detect
clearly if the adjacent lane is free.
The lane change might be initiated although
the adjacent lane is not free.
Before changing lanes, make sure that
#
the neighboring lane is free and there is
no danger to other road users.
Monitor the lane change.
#
& WARNING Risk of accident if Lane
Change Assist unexpectedly stops func‐
tioning
If the system limitations for Lane Change
Assist have been reached, there is no guar‐
antee that the system will remain active.
Lane Change Assist cannot then assist you
by applying steering torques.
Always monitor the lane change and
#
keep your hands on the steering wheel.
Observe the traffic conditions and steer
and/or brake if necessary.
System limitations
The system limitations of Active Steering Assist
apply to Active Lane Change Assist
( page 166).
→
Activating/deactivating Active Lane Change
Assist
Multimedia system:
© Settings DriveAssist
, . .
Lane Change A.
Activate or deactivate function.
#
Function of Active Emergency Stop Assist
If the driver continues to ignore the repeated
warning to put their hands on the steering
wheel, Active Distance Assist DISTRONIC
reduces the speed. If the driver still does not
respond, the Beginning Emergency Stop
sage is shown in the multifunction display. The
vehicle is decelerated in stages to a standstill. At
speeds below 40 mph (60 km/h) the hazard
warning lights switch on automatically.
When the vehicle is stationary, the following
actions are carried out:
The vehicle is secured with the electric park‐
R
ing brake
Active Distance Assist DISTRONIC is ended
R
the vehicle is unlocked
R
If possible, an emergency call is placed to
R
the Mercedes-Benz emergency call center
The driver can cancel the deceleration at any
time by performing one of the following actions:
Act.
.
Steering
R
Depressing the brake or accelerator pedal
R
Pressing a steering wheel button or operat‐
R
ing Touch Control
Activating or deactivating Active Distance
R
Assist DISTRONIC
mes‐
Driving and parking 169