Front End Discriminating Sensor
WARNING: This page is about a different car, the 2002 Pontiac Sunfire and 2002 Chevrolet Cavalier. However, it is still accessible from the selected car via links, so may be relevant.
Front end discriminating sensor is an auxiliary sensor which assists SDM in determining when air bag module deployment should occur by providing an input signal. Front end discriminating sensor is an electro-mechanical sensor and is not part of deployment loop.