Typical Malfunction Thresholds
TYPICAL MALFUNCTION THRESHOLDS
| Detection Criteria | Threshold |
|---|---|
| Time until detected engine coolant temperature (ECT) reaches the closed-loop enabling temperature | (a), (b) or (c) |
| (a) ECT at engine start is 10°C (50°F) or more | 2 minutes or more |
| (b) ECT at engine start is between -6.7°C (20°F) and 10°C (50°F) | 5 minutes or more |
| (c) ECT at engine start is -6.7°C (20°F) or less | 20 minutes or more |