Conditions for Running the DTC

WARNING: This page is about a different car, the 2004 Chevrolet Corvette. However, it is still accessible from the selected car via links, so may be relevant.

DTCs P0102, P0103, P0106, P0107, P0108, P0120, P0220, P0442, P0446, P0449, P0455, P0496 and P2135 are not set.
The engine is running.
The ignition 1 signal is between 11 and 18 volts.
The throttle position (TP) indicated angle is less than 95 percent.
The change in the TP indicated 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.