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Home >> Jeep >> 2012 >> Liberty Limited, 4WD, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> 3.7L - DTCS P0016 To P0205 >> Diagnosis And Testing >> P0141-O2 Sensor 1/2 Heater Performance >> Set Condition:

Set Condition:

The Powertrain Control Module (PCM) detects no temperature change in the O2 sensor heater element when the heater circuit is active. The heater temperature is obtained by measuring the heater resistance and calculating the heater temperature. Two trip fault. Three good trips to turn off the MIL.

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