Conditions for Running

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2002 GMC Sonoma, 2002 GMC Safari, 2002 GMC Jimmy, 2002 Chevrolet S10 Pickup, and 2002 Chevrolet Blazer. However, it is still accessible from the selected car via links, so may be relevant.

The Engine Coolant Temperature (ECT) is more than 135°F (57°C).
The engine is running in Closed Loop fuel control.
The engine has been running for more than 160 seconds.
The battery voltage is between 9-18 volts.