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Home >> Buick >> 2007 >> Allure CX >> Repair and Diagnosis >> External Pages >> Different car >> Section 70 (Engine Control System & Fuel System - 3.8L - DTC P0385 To DTC P2108) >> DTC P1125, P2120, P2125, or P2138 >> Conditions for Setting the DTC >> P2138

Conditions for Setting the DTC: P2138

WARNING: This page is about a different car, the 2008 Buick LaCrosse and 2008 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.

The difference between APP sensor 1 and APP sensor 2 exceeds a predetermined value for more than 0.5 second.