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2019
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Cherokee Altitude, 2.4L Eng VIN B, FWD
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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 P018B To P0581
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DTC Troubleshooting
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P018B-Fuel Pressure Sensor Circuit Performance
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Set Condition
Set Condition
If the PCM does not see a pressure change in the Fuel Rail Pressure Sensor signal of more than 7.0 kPa (1.0 psi).