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Jeep
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2012
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Liberty Limited, 4WD, Part Time
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Repair and Diagnosis
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Engine Performance
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System
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3.7L - DTCS P0016 To P0205
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Diagnosis And Testing
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P0052-O2 Sensor 2/1 Heater Circuit High
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When Monitored:
When Monitored:
Continuously during O2 heater operation with battery voltage between 10.4 and 15.75 Volts.