When Monitored and Set Condition
- When Monitored: With the engine running and no fault in the throttle valve actuator.
- Set Condition: The ECT Sensor value is less than -39°C (-38°F ) for more than 1 second.
| Possible CauseS |
| ENGINE COOLANT TEMPERATURE (ECT) SENSOR SIGNAL CIRCUIT OPEN |
| ENGINE COOLANT TEMPERATURE SENSOR SIGNAL CIRCUIT SHORT TO GROUND |
| ENGINE COOLANT TEMPERATURE SENSOR |
| POWERTRAIN CONTROL MODULE |
For a complete Powertrain Control Module Circuit Diagram, (Refer to ENGINE - SCHEMATICS AND DIAGRAMS) .