See also:

On/Off button
To activate the system: 1. Turn the ignition key to position I. NOTE If you switch off the ignition while the audio system is on, the system will be on when the ignition is switched on again. ...

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 technici ...

Steering wheel lock
The steering wheel lock might be under tension when the vehicle is parked. Turn the steering wheel slightly to free the ignition key. In order to help reduce vehicle theft, make sure the stee ...