The vehicle will depoy both airbags simultaneously unless the manual overide is used. Only certain DC models have sensors in the seat to determine if it is occupied by an adult/child/small adult/package. The CF is not equipped with this system. (called the Occupant Classification System. we have a very interesting tool for verifying proper calibration. It is in the shape of a .. um... buttocks. We have several weights to put in the 'butt' to calibrate the system). Just FYI...