Monitor Strategy
MONITOR STRATEGY
| Related DTCs | P0420: Catalyst deterioration |
| Required sensors / components (Main) | Catalyst |
| Required sensors / components (Related) | AF sensor, Rear HO2S, IAT sensor, MAF meter, CKP sensor, ECT sensor |
| Frequency of operation | Once per driving cycle |
| Duration | 150 sec. (30 sec. x 5) |
| MIL operation | 2 driving cycles |
| Sequence of operation | None |