Typical Malfunction Thresholds
| Absolute value (Engine coolant temperature at engine start - Intake air temperature at 30 seconds after engine start) | Higher than 12 to 22°C (21.6 to 39.6°F) (varies with ambient air temperature) |
| Absolute value (Engine coolant temperature at engine start - Ambient air temperature at engine start) | Higher than 25°C (45.0°F) |