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2019
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Cherokee Altitude, 2.0L Eng VIN N, FWD
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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 P0073 To P0197
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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 detects the delta pressure change is not above more than 7.0 kPa (1.0 psi), the Fuel Rail Pressure Sensor signal is considered irrational and a fault is set.