When Monitored
WARNING: This page is about a different car, the 2013 Dodge Avenger and 2013 Chrysler 200. However, it is still accessible from the selected car via links, so may be relevant.
With the ignition on, the Right Side Impact Sensor 2 is equipped with on board diagnostics to monitor to sensor's internal circuits. If a problem is identified, the sensor sends the Right Side Impact Sensor 2 Internal message to the Occupant Restraint Controller (ORC).