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Home >> Chrysler >> 2005 >> 300 Base >> Repair and Diagnosis >> Engine Performance >> System >> Diagnostic Code Index, DTCS P0016 To P0121, Troubleshooting Procedure & Intermittent Condition >> Diagnosis And Testing >> P0051-O2 Sensor 2/1 Heater Circuit Low >> Monitor Conditions
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Monitor Conditions

  1. When Monitored: 

    Battery voltage above 10.6 volts, ASD is powered up, and O2 heater is on.