See also:

Accessory installation
• We strongly recommend that Volvo owners install only genuine, Volvo-approved accessories, and that accessory installations be performed only by a trained and qualified Volvo service technician. ...

Operation
Chassis settings Use the buttons in the center console to change setting. The setting in use when the engine is switched off is activated the next time the engine is started. ...

Current speed in km/h (U.S. models only)
This function provides the driver with an instantaneous conversion of the car's current speed from mph to km/h. ...