Conditions for Setting the DTC: P0103
WARNING: This page is about a different car, the 2010 GMC Sierra and 2010 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
The ECM detects the MAF Sensor signal is greater than 14,500 Hz or 1,065 g/s for greater than 5 s.