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:
Most of the bulbs in the headlight housing can be accessed when the rectangular
cover is removed.
Before the rectangular cover can be removed, the plastic covering over the headlight
must be removed.
Left headlight.
Undo the four screws of the cover using a Torx tool, dimension T20 (1)...
The function of the tires is to carry loads, provide traction on r oad
surfaces, reduce vibrations and protect the wheels from wear. The tires significantly
influence the vehicle's driving characteristics. The type, dimensions, tire pressure
and speed rating have a considerable impact on how the vehicle performs...