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Home >> Jeep >> 2022 >> Grand Cherokee Summit 4xe >> Repair and Diagnosis >> Engine Performance >> System >> 2.0L - DTCS P012D To P0193 >> DTC Troubleshooting >> P018B-Fuel Pressure Sensor Circuit Performance >> Possible Causes

Possible Causes

Possible Causes
FUEL SYSTEM LEAKS OR RESTRICTIONS
FUEL PRESSURE SENSOR
FUEL PUMP ASSEMBLY

Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to  PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE  .