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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 P2243 >> DTC Descriptor

DTC Descriptor

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.

This diagnostic procedure supports the following DTC:

DTC P2243 HO2S Reference Voltage Circuit Sensor 1

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