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Home >> Buick >> 2007 >> Lucerne CX >> Repair and Diagnosis >> External Pages >> Different car >> Section 156 (Engine Control System - 3.6L (Ly7) - DTC P2231 To DTC P2626) >> DTC P2297 >> Conditions for Setting the DTC >> Condition 1

Condition 1

WARNING: This page is about a different car, the 2006 Buick LaCrosse and 2006 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.

The ECM detects that the internal HO2S signal voltage is more than 3.7 volts for more than 10 seconds.

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