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Home >> Jeep >> 2005 >> Grand Cherokee Limited, 5.7 2 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - DTCS P0016 To P0118, Diagnostic Code Index, Pre-Diagnostic Troubleshooting, Intermittent Condition >> Diagnosis And Testing >> P0057-O2 Sensor 2/2 Heater Circuit Low >> Monitor Conditions

Monitor Conditions

  1. When Monitored: 

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

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