FixVault
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Jeep
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2022
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Compass Red
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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 P0135 To P0302
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DTC Troubleshooting
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P0138-O2 Sensor 1/2 Circuit High
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Set Condition
Set Condition
The Powertrain Control Module (PCM) detects that the Oxygen Sensor 1/2 voltage is greater than 1.196 volts for 8.96 seconds.