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Jeep
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2012
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Grand Cherokee SRT-8
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Repair and Diagnosis
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Engine Performance
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System
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6.4L - DTCS P000B To P0197
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Diagnosis And Testing
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P0161-O2 Sensor 2/2 Heater Performance
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When Monitored:
When Monitored:
Engine running and heater duty cycle greater than 0%. Battery voltage greater than 11.0 Volts.