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Jeep
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2008
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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 P0128 To P0202
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P0138-O2 Sensor 1/2 Circuit High
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Circuit Schematic
Circuit Schematic
Fig 1: O2 Sensor 1/2 Heater Circuit Schematic
Courtesy of CHRYSLER LLC
Courtesy of CHRYSLER LLC