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Home >> Chrysler >> 2007 >> 300 Base >> Repair and Diagnosis >> Engine Performance >> System >> DTCS P0125 To P0175 >> P0155-O2 Sensor 2/1 Heater Performance >> Monitor Conditions

Monitor Conditions

  1. When Monitored: 

    Continuously during O2 sensor heater operation with battery voltage between 10.4 and 15.75 volts and no O2 sensor circuit DTCs present.

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