Inspection/Maintenance System DTCS: Description
WARNING: This page is about a different car, the 2003 Pontiac Vibe. However, it is still accessible from the selected car via links, so may be relevant.
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 .