Volvo XC90: Driver support / Driver Alert Control limitations
Driver Alert Control (DAC) functionality may be reduced in certain situations.
In certain situations, the system may provide a warning even if it has not detected
a change in driving behavior, e.g.:
- in strong crosswinds
- on grooved road surfaces.
WARNING
In certain cases, driving behavior might not be affected despite the driver's
fatigue – when using the Pilot Assist* function – resulting in the driver not getting
a warning from DAC.
It is therefore very important to always stop and take a break at the slightest
sign of fatigue, regardless of whether the function has issued a warning or not.
NOTE
The function uses the vehicle's camera and radar sensor, which has certain
general limitations.
* Option/accessory.
In vehicles equipped with Sensus Navigation*, the driver can activate a guide
that can automatically suggest a suitable rest stop if the Driver Alert Control
(DAC) warning is given...
(Option/accessory.)
The Distance Alert function can help the driver become aware if the time interval
to the vehicle in front is too short. The vehicle must be equipped with a head-up
display* in order to display Distance Alert...
Other information:
Functions for Internet-connected vehicles and infotainment can be updated
via Download Center. Updates can be done one at a time or all at the same time.
Searching for update
If an update is available, the message New software updates available See
Download Center will be displayed in the center display's status field...
New apps can be downloaded when the vehicle is connected to the Internet.
NOTE
Data downloading can affect other services such as transfer data, e.g.
web radio. If the affect on other services is experienced as problematic, the download
can be interrupted...