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Jeep
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2018
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Compass Limited, FWD
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Repair and Diagnosis
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Engine Performance
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System
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2.4L - DTCS P152E To P257E
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DTC Troubleshooting
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P2239-O2 Sensor 1/1 Pump Cell Current Circuit High
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Set Condition
Set Condition
The Powertrain Control Module (PCM) detects a short to battery voltage on the O2 Sensor Current Pump circuit or the O2 Current Adjust circuit.