When does BLIS function

When does BLIS function  - Blind Spot Information System - Starting and driving - Volvo XC90 Owners Manual - Volvo XC90

The system functions when your vehicle is moving at speeds above 6 mph (10 km/h).

When you pass another vehicle:

The system reacts when you pass another vehicle at a speed of up to 6 mph (10 km/h) faster than that vehicle.

When you are passed by another vehicle:

The system reacts if your vehicle is passed by another vehicle at a speed of up to 43 mph (70 km/h) faster than your vehicle.

WARNING
• BLIS does not function in sharp curves.
• BLIS does not function when your vehicle is backing up.
• If you are towing a wide trailer, this may prevent the BLIS cameras from detecting other vehicles in adjacent lanes.

    See also:

    How BLIS functions in daylight and darkness
    Daylight BLIS reacts to the shape of surrounding vehicles. The system is designed to help detect motor vehicles such as cars, trucks, buses, motorcycles, etc. Darkness BLIS reacts to the headl ...

    Turn signal indicator – trailer (certainmodels)
    If you are towing a trailer, this light will flash simultaneously with the turn signals on the trailer. If the light does not flash when signaling, neither the trailer's turn signals nor the ve ...

    Securing cargo
    As a safety precaution, all cargo in your vehicle should be securely anchored to keep it from being thrown forward in the event of sudden braking, etc. The vehicle is equipped with eyelets in th ...