SAE International#Ground vehicle standards

The Diagnostic Trouble Code (DTC ) is a hexadecimal code used in the automotive industry to identify malfunctions that may occur during the operation of an automobile. The diagnostic trouble codes are stored in the fault memory of control devices used in automobiles and can with the help of diagnostic equipment (diagnostic tester or vehicle diagnostic systems ) can be read in the workshop. Usually, the necessary equipment varies for reading the DTCs from model to model. As part of the EOBD / OBD - II both general and vendor-specific error in ISO 15031-6 are defined. While the general for all manufacturers are the same, according to the specific manufacturer soft depending on very strong.

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