See also:

Automatic relocking
If the doors are unlocked, the locks will automatically reengage (re-lock) and the alarm will rearm after 2 minutes unless a door or the trunk has been opened. ...

Audio volume and automatic volume control
The infotainment system compensates for disrupting noises in the passenger compartment by increasing the volume according to the speed of the vehicle. The level of sound compensation can be se ...

Power steering fluid reservoir
The fluid level should always be between the ADD and FULL marks. Fluid type: Volvo synthetic power steering fluid (Pentosin CHF 11S) P/N 1161529 or equivalent. Replace: No fluid change requi ...