See also:

Function
• HDC can be switched on and off with the button in the center console. An indicator light in the button illuminates when HDC is activated. • The indicator light in the instrument panel ...

Ignition mode I
NOTE To access ignition modes I or II without starting the engine, the brake pedal must not be depressed. - With the remote key fully pressed into the ignition slot, press START/STOP ENGINE ...

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. ...