Conditions For Running DTC

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

No Manifold Absolute Pressure (MAP) sensor DTCs P0106, P0107 or P0108.
No Throttle Position (TP) or Accelerator Pedal Position (APP) sensor DTCs P0121, P0122, P0123, P1120, P1125, P1220, P1221, P1514, P1515, P1516, P1517, or P1518.
No crankshaft position sensor DTCs P0335 or P0336.
The ECT is greater than 95°F (35°C).
The TP sensor angle is 5-100 percent.
The engine speed is greater than 1000 RPM.
The MAP is 40-100 kPa.
All of the above conditions are met for two seconds.