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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 385 (Engine Controls Self-Diagnostics) >> Diagnostic Tests >> DTC P1415-P1416: Air System - Bank 1 & 2 >> Conditions For Setting DTC

Conditions For Setting DTC

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

The HO2S voltage does not go below 222 mV for 1.3 seconds or the short-term fuel trim does not change more than a predetermined value.