Conditions for Setting the DTC
WARNING: This page is about a different car, the 2018 Buick Encore. However, it is still accessible from the selected car via links, so may be relevant.
P0102
The ECM detects that the MAF Sensor signal parameter is less than 1, 825 Hz (about 0.37 g/s) for at least 250 cylinder firing events.
P0103
The ECM detects that the MAF Sensor signal parameter is at least 8, 712 Hz (about 280 g/s) for at least 250 cylinder firing events.