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5. Driving guide
System limitations
The FCM is subject to physical and system
limitations. For example, the forward collision
warning and active brake assist functions
may be activated unintentionally or after a
certain delay due to intervention by the driver.
Therefore, the driver shall stay vigilant and
take over control of the vehicle if necessary.
The FCM may work after a certain delay or fail
to work when:
-
The ground clearance of vehicle ahead is
large, such as a semi-trailer.
-
The rear of vehicle ahead is low, such as
a low bed trailer.
-
The vehicle ahead has an irregular shape,
such as a tractor or a sidecar.
-
T h e b r i g h t n e s s o f s u r r o u n d i n g
environment changes abruptly, such as
tunnel entrances and exits.
-
The rear of vehicle ahead is small, such
as an unladen truck.
-
A detectable object ahead performs
emergency acceleration, deceleration and
steering.
-
A detectable object ahead is suddenly
driven in front of the vehicle.
-
There is a bicycle with a special shape
ahead, such as a tandem bicycle.
-
The vehicle is driven at a very high speed.
-
The vehicle is driven on a slope.
-
The vehicle is running on a narrow curve.
-
The accelerator pedal is depressed to the
floor or the vehicle accelerates quickly.
-
The assist function is deactivated or
operates abnormally.
-
The ESP is manually deactivated.
-
The ESP control is activated.
-
The surface of area where IFC is located
or the radar sensor surface is dirty or
covered by foreign objects.
-
The vehicle is reversing.
-
Traffic is chaotic.
-
The vehicle is towing another vehicle.
-
A pedestrian is standing on a refuge
island or a curve.
-
A pedestrian is completely or partially
covered by other objects, such as a
worker holding a ladder or a pedestrian
holding an umbrella.
-
A pedestrian is wearing fancy clothes or a
mask, such as the carnival costume.
-
External conditions such as sunset, night,
ice, snow, heavy rain, fog and backlight
lower the visibility.
-
If a collision is impossible, the system
may work when
-
There is a detectable object in front of the
vehicle.
-
The vehicle is overtaking a vehicle that is
changing lanes or turning right/left.
-
The vehicle is overtaking a vehicle that is
ready to turn right/left.
-
There is a detectable object at the
entrance of a curve.
-
The vehicle changes lanes while
overtaking a detectable object.
-
The vehicle approaches a detectable
object ahead while running on a winding
lane or changing the driving route.
-
The vehicle runs under portal frames,
billboards, road signs, etc.
-
There are metal objects such as manhole
covers and steel plates in front of the
vehicle.
