See also:

Activating/deactivating
The control panel is activated by pressing MODE when the audio system is switched on. It is switched off automatically when the audio system is switched off or by a long press on MODE. ...

Air distribution
The incoming air is distributed from a number of different vents in the passenger compartment. Air distribution is fully automatic in AUTO mode. If desired, air distribution can be controlled ...

Engine oil
Engine oil must meet the minimum ILSAC specification GF-4, API SL, or ACEA A1/B1. Lower quality oils may not offer the same fuel economy, engine performance, or engine protection. Volvo recommend ...