See also:

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

Troubleshooting
If Windscreen Sensors blocked appears in the information display, this indicates that the City Safety™ laser sensor is obstructed in some way and cannot detect vehicles ahead of you, which means t ...

Deposit control gasoline (detergent additives)
Volvo recommends the use of detergent gasoline to control engine deposits. Detergent gasoline is effective in keeping injectors and intake valves clean. Consistent use of deposit control gasol ...