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2019
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500L Trekking
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Repair and Diagnosis
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Engine Performance
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System
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1.4L - DTCS P2123-00 To U1463-00
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DTC Troubleshooting
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P2239-00-O2 Sensor 1/1 Pump Cell Current Circuit High
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Set Condition
Set Condition
The Powertrain Control Module (PCM) detects high voltage on the (K89) O2 Sensor 1/1 Positive Current Control circuit for 0.016 seconds.