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Jeep
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2023
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Cherokee Trailhawk
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Repair and Diagnosis
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Engine Performance
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System
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2.0L - DTCS P0039 To P0108
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DTC Troubleshooting
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P0089-Fuel Pressure 1 Control Performance
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Set Condition
Set Condition
The Powertrain Control Module (PCM) detects that the fuel pressure did not reach above or below a desired fuel pressure threshold within a calibrated time.