July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Conditions For Running DTC

Barometric Pressure (BARO) is more than 75 kPa.
Engine Coolant Temperature (ECT) is 18-230°F (-8 and 110°C).
Intake Air Temperature (IAT) is more than 18°F (-8°C) at engine start up.