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Home › Dodge and Ram › 2007 › Caliber SXT, 2.0 B › Repair and Diagnosis › Engine Performance › System › DTCS P000A To P0121 › P0037-O2 Sensor 1/2 Heater Circuit Low › Monitor Conditions

Monitor Conditions

  1. When Monitored: 

    With the engine running and battery voltage greater than 10.4 volts.

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