Enable Criteria: Notes

At engine start up, engine coolant temperature (ECT) and intake air temperature (IAT) higher than 32 °F (0 °C), but lower than 95 °F (35 °C).
At engine start up, engine coolant temperature (ECT) and intake air temperature (IAT) are within 12 °F (7 °C) of each other.
Altitude below 2,400 m (7,874 ft).