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Home >> Fiat >> 2015 >> 500 Pop, Standard Trans >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 30 (1.4L 16-Valve Turbo - DTCS P0016-00 To P0270-00 - 500) >> DTC Troubleshooting >> P0138-00-O2 Sensor 1/2 Circuit High >> Set Condition

Set Condition

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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.