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DRIVER SUPPORT
* Option/accessory.
360
NOTE
The function uses the car's camera unit,
which has some general limitations, see the
"Limitations for camera unit" section.
Related information
•
Road Sign Information* (p. 354)
Driver Alert Control
The Driver Alert Control (DAC) function is
intended to help make the driver aware that he
or she is starting to drive less consistently, e.g. if
the driver becomes distracted or starts to fall
asleep.
The objective for DAC is to detect slowly deterio-
rating driving ability and it is primarily intended for
major roads. The function is not intended for city
traffic.
The function is activated when speed exceeds
65 km/h (40 mph) and remains active as long as
the speed is over 60 km/h (37 mph).
A camera detects the edge markings painted on
the carriageway and compares the alignment of
the road with the driver’s steering wheel move-
ments.
When driving behaviour starts
to become inconsistent, the
driver is alerted by this symbol
in the driver display, together
with the text message
Time
for a break soon?.
If driving behaviour does not improve but
becomes noticeably inconsistent, the driver is
alerted by the same symbol in the driver display,
combined with an acoustic signal and the text
message
Time to take a break.
If the Rest Stop Guidance function is activated
in Sensus Navigation*, suggestions for a suitable
103
Road Sign Information
104
In cars equipped with Sensus Navigation.
105
Map data with speed information does not exist for all areas.
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