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Home › Jeep › 2023 › Renegade Red › Repair and Diagnosis › Engine Performance › System › 1.3L - DTCS P0031 To P0113 › DTC Troubleshooting › P0031-O2 Sensor 1/1 Heater Circuit Low › Set Condition

Set Condition

The Powertrain Control Module (PCM) detects that the O2 Sensor heater circuit resistance is below approximately 2.0 Ohms.