See also:

Limitations
Strong sunlight, reflections, extreme light contrasts, the use of sunglasses, or if the driver is not looking straight ahead may make the visual warning signal in the windshield difficult to see. ...

Driver Alert Control (DAC)– introduction
This function is intended to alert the driver if his/her driving becomes erratic, such as if the driver is distracted or fatigued. NOTE The camera has certain limitations, see page 159. A c ...

Overview
The Volvo S80 is a luxury car that offers distinctive Scandinavian design, innovative technology, a refined ride, spaciousness and comfort. This luxurious and modern Volvo is an elegant premium-ba ...