Conditions For Running DTC

WARNING: This page does not describe the selected car, but rather 13 other vehicles, including the 2003 Hummer H2, 2003 GMC Yukon XL, 2003 GMC Yukon, 2003 GMC Sierra, and 2003 GMC Cab & Chassis Sierra. However, it is still accessible from the selected car via links, so may be relevant.

DTCs P0101-P0103, P0106-P0108, P0112, P0113, P0116-P0118, P0120, P0125, P0128, P0171, P0172, P0174, P0175, P0200, P0220, P0300, P0442, P0443, P0452, P0453, P0455, P0496, P0500, P0502, P0503, or P2135 are not set.
The engine is running for greater than 60 seconds.
The Engine Coolant Temperature (ECT) is greater than 140°F (60°C).
The Intake Air Temperature (IAT) is greater than 14°F (-10°C).
The Barometric (BARO) pressure is greater than 65 kPa.
The system voltage is between 9-18 volts.
The vehicle speed is less than 1 MPH.
The Accelerator Pedal Position (APP) sensor is at zero percent.