Inspection/Maintenance System DTCS: Description
The following DTCs are required to set system status to YES:
Catalyst System
- P0420 - Catalyst System Low Efficiency
EVAP System
- P0440 - EVAP System
- P0441- EVAP System No Flow During Purge
- P0442 - EVAP System Small Leak Detected
- P0446 - EVAP System Vent System Performance
Oxygen Sensor System
- P0130 - HO2S 1 Circuit
- P0133 - HO2S 1 Slow Response
Oxygen Sensor Heater System
- P0135 Or P0141- HO2S 1 Heater Performance
Diagnose affected DTCs. See DIAGNOSTIC TROUBLE CODE DEFINITIONS .