See also:

Automatic re-arming
If the doors are unlocked, the locks will automatically reengage (re-lock) and the alarm will re-arm after 2 minutes unless a door or the tailgate has been opened. ...

Disabling the passenger's side front airbag
Occupant Weight Sensor (OWS) indicator light Volvo recommends that ALL occupants (adults and children) shorter than 4 feet 7 inches (140 cm) be seated in the back seat of any vehicle with a front ...

Resetting
If the battery has been disconnected, the auto open function must be reset so that it will work properly. 1. Gently raise the front section of the button to close the window and hold it for one ...