See also:

High/low beam headlights
Headlight switch and lever 1 High beam flash 2 Toggle between high and low beams ...

Spots on interior plastic, metal, or wood surfaces
Cleaning interior plastic components should be done with a cleaning agent specially designed for this purpose. Consult your Volvo retailer. ...

Demanding driving
In demanding driving conditions, such as operating the vehicle in hot weather, towing a trailer, or driving for extended periods at higher altitudes than normal, it may be advisable to switch to h ...