Conditions For Running DTC

WARNING: This page is about a different car, the 2002 Oldsmobile Bravada, 2002 GMC Envoy XL, 2002 GMC Envoy, and 2002 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.

DTCs P0105, P0107, P0108, P0112, P0113, P0116, P0117, P0118, P0122, P0123, P0131, P0132, P0133, P0134, P0135, P0137, P0138, P0140, P0141, P0171, P0172, P0201, P0202, P0203, P0204, P0205, P0206, P0300, P0326, P0327, P0332, P0336, P0340, P0341, P0440, P0442, P0446, P0452, P0453, P0495, P0502, P0503, P0507, P0601, P0602, P0604, P0606, P1120, P1133, P1220, P1221, P1271, P1275, P1280, P1441, P1481, P1482, P1484, P1512, P1514, P1515, P1516, P1621, P1635, P1639, P1680, or P1681 are not set.
The engine speed is more than 1000 RPM for a minimum of 36 seconds since the end of the last idle period.
The Barometric (BARO) pressure is more than 72 kPa.
The Intake Air Temperature (IAT) is between -5-176°F (-20.5-80.0°C).
The Engine Coolant Temperature (ECT) is between 158-257°F (70-125°C).
The battery voltage is more than 9 volts.
The calculated air flow is less than 15 g/sec.
The engine run time is more than 530 seconds.
The vehicle speed is less than 3 MPH.
Tests attempted this trip are less than 12.
Predicted catalyst temperature is between 934-1382°F (501-750°C).