Typical Malfunction Thresholds
ECT sensor cold start monitor:
TYPICAL MALFUNCTION THRESHOLDS CONDITIONS
| ECT sensor value change |
Less than 5°C (41°F) |
ECT sensor soak monitor:
TYPICAL MALFUNCTION THRESHOLDS CONDITIONS
| Difference between current ECT sensor value and previous ECT sensor value when engine stopped |
Less than 5°C (41°F) |