Conditions For Running DTC

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

The vehicle speed is more than 0.6 MPH.
The engine load is less than 100 percent.
The engine misfire is detected and DTC P0300 set.
The engine speed is less than 6500 RPM.