Theory of Operation
WARNING: This page is about a different car, the 2011 RAM Pickup and 2011 RAM Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.
The location of this left side impact sensor (pressure sensor) 4 is located in the Left Front Door. Refer to SENSOR, Impact , Description . Impact sensors perform internal self-tests and communicate the sensors status using power supplied by the Occupant Restraint Controller (ORC). The sensor communicates this internal failure message using the sensor signal circuit. If the scan tool shows this DC has a Stored history of setting then the left side impact sensor is to be replaced.