Monitor Strategy
WARNING: This page is about a different car, the 2009 Lexus IS 350. However, it is still accessible from the selected car via links, so may be relevant.
| Related DTCs | P0128: Coolant Thermostat |
| Required Sensors/Components (Main) | Thermostat |
| Required Sensors/Components (Sub) | Engine Coolant Temperature (ECT) sensor, Intake Air Temperature (IAT) sensor, Vehicle speed sensor |
| Frequency of Operation | Once per driving cycle |
| Duration | 900 seconds |
| MIL Operation | 2 driving cycles |
| Sequence of Operation | None |