On Board Diagnostic (OBD), Technical Data
On Board Diagnostic (OBD), Technical Data
Equipment
- Data is transmitted between the control module and the VAS5051 tester via operating mode "On Board Diagnostic (OBD)".
- DTC memory is designed for permanent memory and is therefore not dependent on voltage supply.
- Display of stored DTCs occurs after initiation of display mode.
- DTC memory must be erased after malfunction is repaired. Diagnostic Trouble Code (DTC) Memory, Erasing
Important:
- Readiness code must be generated every time DTC memory is erased. Readiness Code
- If the ECM recognizes malfunctions that lead to a worsening of emissions values, it indicates them by lighting the Malfunction Indicator Lamp (MIL) -K83- in the instrument cluster. Meaning of exhaust Malfunction Indicator Lamp (MIL) - K83-.
- EPC relevant malfunctions are also indicated by the Electronic Power Control (EPC) warning lamp in the instrument cluster.