User Manual - Page 186

For 2020 C-CLASS.

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#
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 limits
The system limitations of Active Steering Assist
apply to Active Lane Change Assist
(/ page 180).
The system may also be impaired or may not
function in the following situations:
R
The sensors in the rear bumper are dirty,
damaged or covered by a sticker or ice and
snow, for example.
R
The exterior lighting is malfunctioning.
%
The Active Lane Change Assist sensors
adjust automatically while a certain distance
is being driven after the vehicle has been
delivered. Active Lane Change Assist is
unavailable or only partially available during
this teach-in period, no arrow appears next
to the Ø Active Steering Assist symbol
when the turn signal indicator is activated.
Activating/deactivating Active Lane Change
Assist
Multimedia system:
4
Vehicle
5
k Assistance
#
Select Lane Change Assist.
#
Activate O or deactivate ª the function.
Function of Active Emergency Stop Assist
If the driver continually ignores the visual or
acoustic warning to put their hands on the steer‐
ing wheel, the
Beginning Emergency Stop mes‐
sage appears in the multifunction display. If the
driver still does not respond, Active Distance
Assist DISTRONIC reduces the speed. The vehi‐
cle is decelerated in stages to a standstill.
Depending on the country, 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:
R
the vehicle is secured with the electric park‐
ing brake
R
Active Distance Assist DISTRONIC is ended
R
the vehicle is unlocked
R
if possible, an emergency call is placed to
the Mercedes-Benz emergency call center
The driver can cancel the deceleration at any
time by performing one of the following actions:
R
steering
R
braking or accelerating
184
Driving and parking
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