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Home >> Fiat >> 2014 >> 500 Lounge, Automatic Trans >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> 1.4L - I4 Non-Turbo - DTCS P0016-00 To P0354-00 - 500 & 500C >> Diagnosis And Testing >> P0138-00-O2 Sensor 1/2 Circuit High >> Set Condition

Set Condition

The Powertrain Control Module (PCM) detects a voltage greater than 5.0 volts on the signal or reference ground circuits. The DTC will set as Pending after one trip and Active after two trips. Three good trips to turn off the MIL.