Conditions for Setting the DTC
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2012 GMC Yukon XL, 2012 GMC Yukon, 2012 Chevrolet Tahoe, 2012 Chevrolet Suburban, and 2012 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
P0102
The ECM detects that the MAF Sensor parameter is less than 1, 500 Hz for greater than 5 s.
P0103
The ECM detects that the MAF Sensor parameter is greater than 14, 500 Hz for greater than 5 s.