Inspection/Maintenance System DTC Table

WARNING: This page is about a different car, the 2003 Saturn LW300 and 2003 Saturn L300. However, it is still accessible from the selected car via links, so may be relevant.

INSPECTION/MAINTENANCE SYSTEM DTCS

System	DTCs Required To Set System Status To YES
Catalyst	DTCs P0421 & P0431
EGR	DTCs P0401 & P0402
Evaporative Emission (EVAP)	DTCs P0440 , P0442 , P0446 , P0455 & P0496
Oxygen Sensor	DTCs P0133 or P0153
Oxygen Sensor Heater	DTCs P0135 or P0155 & P0141 or P0161