Volvo XC90: Lighting / Hazard warning flashers
Hazard warning flashers warn other road users by all of the vehicle's turn
signals being activated at the same time. The function can be used to warn about
a traffic hazard.

Hazard warning flashers button.
Press the button to activate the hazard warning flashers.
NOTE
Regulations concerning the use of hazard warning flashers may vary from
country to country.
The brake lights are automatically illuminated when braking.
The brake lights are illuminated when the brake pedal is depressed and when the
brakes are automatically applied by a driver support system...
Some of the exterior lights remain on to illuminate the area around the vehicle.
This is called home safe lighting.
To activate home safe lighting:
Switch off the ignition...
Other information:
(Option/accessory.)
(Depending on market, this function can be either standard or optional.)
Curve Speed Assist can help the driver reduce speed before sharp turns
if the preset speed for the driver support function Adaptive Cruise Control* or
Pilot Assist* is determined to be too high...
(Option/accessory.)
(Depending on market, this function can be either standard or optional.)
Pilot Assist can help the driver keep the vehicle in the current traffic lane
and maintain an even speed and a set time interval to the vehicle ahead.
Get to know Pilot Assist
The camera/radar sensor monitors the distance to the vehicle
ahead and detects lane markings...