Inspection/Maintenance System DTCS: Description
WARNING: This page is about a different car, the 2003 Saturn LW200 and 2003 Saturn L200. 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 - TWC System - Low Efficiency (Bank 1)
EVAP System
- P0440 - EVAP Control System
- P0442 - EVAP Control System - Small Leak Detected
- P0446 - EVAP Vent System Performance
- P1441 - EVAP Monitor Circuit High Voltage During Non-Purge
Oxygen Sensor
- P0133 - HO2S Slow Response - Sensor 1
- P0140 - HO2S 2 Circuit - Insufficient Activity
- P1133 - HO2S Insufficient Switching - Sensor 1
- P1134 - HO2S Transition Time Ratio - Sensor 1
Oxygen Sensor Heater
- P0135 - HO2S Heater Circuit - Sensor 1
- P0141 - HO2S Heater Circuit - Sensor 2
AIR
- P0410 - Secondary Air Injection System
Diagnose affected DTCs. See DIAGNOSTIC TROUBLE CODE DEFINITIONS .