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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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P0140-O2 Sensor 1/2 No Activity Detected
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Set Condition
Set Condition
The Oxygen Sensor 1/2 signal switches from lean to rich less than 16 times within 20 seconds during monitoring.