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Home >> Jeep >> 2011 >> Liberty Renegade, Part Time >> Repair and Diagnosis >> Engine Performance >> System >> 3.7L - DTCS P0016 To P0205 >> Diagnosis and Testing >> P0052-O2 Sensor 2/1 Heater Circuit High >> Set Condition:

Set Condition:

The PCM detects that the O2 sensor heater element input is above the maximum acceptable voltage. One trip fault. Three good trips to turn off the MIL.