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Jeep
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2008
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Compass Limited, AWD, Standard
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Repair and Diagnosis
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Engine Performance
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System
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DTCS P000A To P0121, Checking Charging System
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P0038-O2 Sensor 1/2 Heater Circuit High
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Set Conditions
Set Conditions
Set Condition:
The PCM detects that the Oxygen Sensor 1/2 heater control circuit is shorted high.