Airbag computer is responsible for controlling the sensors and components related to the airbag system such as airbags, pretensioners, belts, airbag sensors, etc. A large number of vehicles already have different airbags: front airbags, side airbags, head airbags and knee airbags for driver and front-seat passenger. All of these systems use a number of acceleration sensors located at different positions on the vehicle bodywork.