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Jeep
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2009
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Wrangler X, Automatic
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Repair and Diagnosis
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Engine Performance
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System
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DTCS P0131 To P0204 - NGC
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P0141-O2 Sensor 1/2 Heater Performance
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Monitor Conditions
Monitor Conditions
When Monitored:
Engine running and heater duty cycle greater than 0%. Battery voltage greater than 11.0 volts.