Monitor Strategy
WARNING: This page is about a different car, the 2025 Toyota RAV4, 2024 Toyota RAV4, 2023 Toyota RAV4, 2022 Toyota RAV4, and 2021 Toyota RAV4. However, it is still accessible from the selected car via links, so may be relevant.
P0400 (EXCEPT MEXICO MODELS)
| Related DTC | P0400: EGR valve flow functional |
| Required Sensors/Components (Main) | EGR valve assembly Manifold absolute pressure sensor |
| Required Sensors/Components (Related) | Crankshaft position sensor Camshaft position sensor Vehicle speed sensor Engine coolant temperature sensor Mass air flow meter sub-assembly |
| Frequency of Operation | Once per driving cycle |
| Duration | Within 5 seconds |
| MIL operation | 2 driving cycles |
| Sequence of operation | None |
P0401, P0402 (EXCEPT MEXICO MODELS)
| Related DTC | P0401: EGR valve low flow rate P0402: EGR valve high flow rate |
| Required Sensors/Components (Main) | EGR valve assembly Manifold absolute pressure sensor |
| Required Sensors/Components (Related) | Crankshaft position sensor Camshaft position sensor Vehicle speed sensor Engine coolant temperature sensor Mass air flow meter sub-assembly |
| Frequency of Operation | Once per driving cycle |
| Duration | Within 5 seconds |
| MIL operation | 1 driving cycle |
| Sequence of operation | Stored when DTC P0400-00 is stored in the second trip |
FOR MEXICO MODELS
| Related DTC | P0401: EGR valve high flow rate/low flow rate |
| Required Sensors/Components (Main) | EGR valve assembly Manifold absolute pressure sensor |
| Required Sensors/Components (Related) | Engine coolant temperature sensor |
| Frequency of Operation | Once per driving cycle |
| Duration | Within 3 seconds |
| MIL operation | 2 driving cycles |
| Sequence of operation | None |