Conditions For Running DTC

WARNING: This page is about a different car, the 2003 Chevrolet Corvette. However, it is still accessible from the selected car via links, so may be relevant.

DTCs P0102, P0103, P0106, P0107, P0108, P0440, P0442, P0446, P0449, P1120, P1220, P1221, or P1441 are not set.
The engine is running.
The ignition 1 signal is 11-18 volts.
The Throttle Position (TP) sensor angle is less than 95 percent.
The change in the TP sensor angle is less than 5 percent.
The MAP sensor is more than 17 kPa.
The change in the MAP sensor is less than 3 kPa.
The above conditions are met for 1.5 seconds.