See also:

Ignition switch and steering wheel lock
A The gear selector must be in the P (Park) position (automatic transmission). B Please be aware that leaving the key in this position will increase battery drain. ...

Disconnecting an external device
The external device is automatically disconnected from the audio system if it is moved out of range. ...

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 recommen ...