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. ...

Immobilizer (start inhibitor)
Each of the keys supplied with your vehicle contains a coded transponder. The code in the key is transmitted to an antenna in the ignition slot where it is compared to the code stored in the start ...

Functions
1 A/C – ON/OFF • The air conditioning functions only at temperatures above 32°F (0°C). • While the Defroster function is selected, the air conditioning is temporarily activated to dehumidify the ...