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Home >> Jeep >> 2021 >> Cherokee Altitude, 4WD >> Repair and Diagnosis >> Engine Performance >> System >> 2.4L - DTCS B1810 To P0197 >> DTC Troubleshooting >> P018C-Fuel Pressure Sensor Circuit Low >> Possible Causes

Possible Causes

Possible Causes
FRP SENSOR PRESSURE SIGNAL CIRCUIT SHORTED TO GROUND
FRP SENSOR PRESSURE SIGNAL CIRCUIT SHORTED TO THE FUEL RAIL PRESSURE SENSOR GROUND CIRCUIT
FUEL RAIL PRESSURE (FRP) SENSOR
POWERTRAIN CONTROL MODULE (PCM)

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

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