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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 405 (Engine Controls - Self-Diagnostics) >> Diagnostic Tests >> DTC P1031: Ho2S Heater Current Monitor Control Circuit Sensors 1 & DTC P1032: Ho2S Heater Warm Up Control Circuit Sensors 1 >> Conditions For Setting DTC

Conditions For Setting DTC

WARNING: This page is about a different car, the 2003 Cadillac Seville and 2003 Cadillac DeVille. However, it is still accessible from the selected car via links, so may be relevant.

The PCM detects an incorrect circuit condition for the commanded state of the current monitor driver.