Conditions for Running the DTC

WARNING: This page is about a different car, the 2004 GMC Envoy XUV, 2004 GMC Envoy XL, 2004 Chevrolet TrailBlazer, and 2004 Buick Rainier. However, it is still accessible from the selected car via links, so may be relevant.

DTCs P0101, P0102, P0103, P0341, P0342, or P0343 are not set.
The camshaft position (CMP) sensor signal is incrementing.
The mass air flow (MAF) is more than 3 g/s.
The ignition switch is in the Crank position.