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Home >> GMC >> 2006 >> Sierra 1500 HD, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1649 (Engine Control System & Fuel System - Hybrid (Hp2) 6.0L (LZ1) - DTC P0010 To DTC P0308) >> DTC P0133, P013A-P013F, P014A, P014B, P0153, P1133, or P1153 >> Conditions for Setting the DTC >> P013A or P013C

P013A or P013C

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 that the accumulated mass air flow monitored during rich-to-lean transitions between 450-150 mV is greater than 75 grams.