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Home >> Jeep >> 2025 >> Compass Trailhawk >> Repair and Diagnosis >> Engine Performance >> System >> 2.0L - DTCS P0133 To P018C >> DTC Troubleshooting >> P018C Fuel Pressure Sensor Circuit Low >> Possible Causes
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Possible Causes

Possible Causes
FUEL PRESSURE SENSOR PRESSURE SIGNAL CIRCUIT SHORTED TO GROUND
FUEL PRESSURE SENSOR PRESSURE SIGNAL CIRCUIT SHORTED TO THE FUEL RAIL PRESSURE SENSOR GROUND CIRCUIT
FUEL PRESSURE SENSOR PRESSURE SIGNAL CIRCUIT OPEN/HIGH RESISTANCE
SENSOR GROUND CIRCUIT OPEN/HIGH RESISTANCE
FUEL PRESSURE/TEMPERATURE SENSOR
POWERTRAIN CONTROL MODULE (PCM)

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