Inspection/Maintenance (I/M) System DTC Table
WARNING: This page is about a different car, the 2004 Pontiac Grand Prix. However, it is still accessible from the selected car via links, so may be relevant.
Inspection/Maintenance (I/M) System DTC Table
| System | DTCs Required to Set System Status to YES |
|---|---|
| Catalyst | DTC P0420 |
| Exhaust Gas Recirculation (EGR) | DTC P0401 DTC P0404 DTC P0405 DTC P1404 |
| Evaporative Emission (EVAP) | DTC P0455 DTC P0442 DTC P0446 DTC P0496 |
| Oxygen Sensor | DTC P0133 DTC P0140 DTC P1133 DTC P1134 |
| Oxygen Sensor Heater | DTC P0135 DTC P0141 |