218 Driving and operating
the imminent collision, it reduces
the vehicle's speed to avoid a
collision or to limit its severity.
The system may also react on
animals. However, animals
smaller than 0.5 m or objects on
the road may not be detected.
After a sudden lane change, the
system needs a certain time to
detect the next preceding vehicle.
The driver must always be ready
to take action and apply the brakes
and steer to avoid collisions.
Activating / deactivating the
system
Active emergency braking is
activated / deactivated in the Info
Display.
Info Display 3 108.
Depending on version, deactivation is
only possible at a standstill.
If deactivated, m illuminates and a
message is shown in the Driver
Information Centre. Depending on
version, the system is automatically
activated when the ignition is
switched on next time.
Functionality
Depending on the vehicle
configuration and the detected
objects, there are several operational
speed ranges.
Active emergency braking operates
up to 80 km/h when a pedestrian has
been detected.
On vehicles equipped with radar
sensor and front camera, the active
emergency braking operates up to
80 km/h when a stationary vehicle or
a cyclist has been detected.
On vehicles equipped only with front
camera, the active emergency
braking operates from 5 km/h to
85 km/h when a moving vehicle has
been detected.
On vehicles equipped with radar
sensor and front camera, the active
emergency braking operates from
5 km/h to 140 km/h when a moving
vehicle has been detected.
The system includes:
● forward collision alert
● smart brake assist
● automatic braking
Forward collision alert
The forward collision alert warns the
driver if there is a risk of collision with
the vehicle ahead, with a cyclist or a
pedestrian.
Alerting the driver
The driver is warned by following
alerts:
● Level 1: A warning message is
displayed in the Driver
Information Centre, when the
distance to the vehicle ahead
gets too small.
● Level 2: A warning message is
displayed in the Driver
Information Centre and a warning