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Home › Fiat › 2018 › 500X Lounge, FWD › Repair and Diagnosis › Engine Performance › System › 2.4L - DTCS B104D To P0325 › DTC Troubleshooting › P0037-O2 Sensor 1/2 Heater Circuit Low › Set Condition

Set Condition

The PCM detects that the O2 Sensor heater circuit resistance is below approximately 2.0 Ohms.