Mercedes-Benz S-Class 2020 Operator's Manual page 208

206 Driving and parking
If autonomous braking or situation-dependent
braking assistance has occurred, display
appears in the multifunction display and then
automatically goes out after a short time.
If the autonomous braking function or the situa‐
tion-dependent braking assistance is triggered,
additional preventive measures for occupant
protection (PRE-SAFE ® ) may also be initiated.
& WARNING Risk of an accident caused by
limited detection performance of Active
Brake Assist
Active Brake Assist cannot always clearly
identify objects and complex traffic situa‐
tions.
In such cases, Active Brake Assist might:
Give a warning or brake without reason
R
Not give a warning or not brake
R
Always pay careful attention to the traf‐
1
#
fic situation; do not rely on Active Brake
Assist alone. Active Brake Assist is only
an aid. The driver is responsible for
maintaining a suitable distance to the
vehicle in front, vehicle speed and for
braking in good time.
Be prepared to brake or swerve if nec‐
#
essary.
% If the system is unavailable, the æ display
appears in the multifunction display.
Also observe the system limits of Active Brake
Assist.
The individual subfunctions are available in
the following speed ranges:
The distance warning function issues a warning
in the following situations:
From approximately 4 mph (7 km/h), if your
R
vehicle is critically close to a vehicle or
pedestrian, you will hear an intermittent
warning tone and the L distance warning
lamp lights up in the instrument cluster.
Brake immediately or take evasive action, provi‐
ded it is safe to do so and the traffic situation
allows this.