1. Turn on the scan tool and connect it to the vehicle's OBD-II port.
2. Select the "BCM" option on the scan tool.
3. Navigate to the "Airbag" menu.
4. Select the "Reset Airbag Light" option.
5. The scan tool will then reset the airbag light.
Please note that the airbag light may also come on if there is a problem with the airbag system. If the airbag light comes back on after you have reset it, you should have the vehicle diagnosed by a qualified mechanic.