Monitor Strategy
WARNING: This page is about a different car, the 2007 Lexus SC 430. However, it is still accessible from the selected car via links, so may be relevant.
MONITOR STRATEGY
| Related DTCs | P0128: Coolant thermostat |
| Required Sensors/Components (Main) | Thermostat |
| Required Sensors/Components (Related) | ECT sensor, IAT sensor, Vehicle speed sensor |
| Frequency of Operation | Once per drive cycle |
| Duration | 15 minutes |
| MIL Operation | 2 driving cycles |
| Sequence of Operation | None |