Diagnostic Trouble Codes: Notes
WARNING: This page is about a different car, the 2009 Jeep Grand Cherokee. However, it is still accessible from the selected car via links, so may be relevant.
A Diagnostic Trouble Code (DTC) indicates the PCM has recognized an abnormal condition in the system.
Remember that DTC's are the results of a system or circuit failure, but do not directly identify the failed component or components.