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Jeep
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2020
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Grand Cherokee Laredo, AWD, Automatic T/Case Control
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Repair and Diagnosis
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Engine Performance
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System
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3.6L - DTCS P00FD To P0206
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DTC Troubleshooting
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P0138-O2 Sensor 1/2 Circuit High
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When Monitored
When Monitored
This diagnostic runs continuously when the following conditions are met:
With the engine running.
Battery voltage between 11 volts and 15.8 volts.