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Home >> Chevrolet >> 2002 >> S10 Pickup 2D Pickup, 2.2 5, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls Self-Diagnostics - 2.2L >> Diagnostic Tests >> DTC P0134: O2S Circuit - Insufficient Activity (Sensor 1) >> Conditions For Setting DTC
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Conditions For Setting DTC

The O2S 1 voltage is 399-499 millivolts for 125 seconds.