Monitor Strategy
MONITOR STRATEGY TABLE
| Related DTCs | P0420: Catalyst Deterioration |
| Required sensors/ components (Main) | Catalyst |
| Required sensors / components (Related) | A/F sensor, Rear HO2S, IAT sensor, MAF meter, Crankshaft position sensor, ECT sensor |
| Frequency of operation | Once per driving cycles |
| Duration | 150 seconds (30 seconds x 5) |
| MIL operation | 2 driving cycles |
| Sequence operation | None |