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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 
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