Monitor Strategy
WARNING: This page is about a different car, the 2024 Lexus ES 250, 2023 Lexus ES 250, 2022 Lexus ES 250, and 2021 Lexus ES 250. However, it is still accessible from the selected car via links, so may be relevant.
| Related DTCs | P0420: Catalyst deterioration |
| Required Sensors/Components (Main) | Air fuel ratio sensor (sensor 1) Air fuel ratio sensor (sensor 2) |
| Required Sensors/Components (Related) | Intake air temperature sensor Mass air flow meter sub-assembly Crankshaft position sensor Engine coolant temperature sensor |
| Frequency of Operation | Once per driving cycle |
| Duration | Approximately 30 seconds |
| MIL Operation | 2 driving cycles: for Mexico Models Immediate: except Mexico Models |
| Sequence of Operation | None |