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DME 5.2.2 Diagnosis: General: Notes

Requirements for the OBD II System:

Testing of the Three-Way Catalytic Converter efficiency.
Recognition of combustion misfire
Monitoring of the tank ventilation system.
Monitoring of the secondary air injection.
Monitoring of the adaptation limitation of the oxygen sensor system.
Monitoring of the oxygen sensors.
Monitoring of other emission relevant components (up to now OBD I component).
Triggering the Malfunction Indicator Lamp (MIL) and fault memory.
Protection against manipulation of control modules.
Indication of the monitoring readiness (ready code).
Indication of the Diagnostic Trouble Code.
Storing of operation parameters in the event of a fault (freeze frame).
Functional evidence of the OBD-system (trip, warm-up cycle, driving cycle).
Standardized control module tester (Scan Tool).
Standardized read out of operating data such as RPM, temperature, etc.