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Home >> Jeep >> 2021 >> Cherokee High Altitude, Automatic T/Case Control >> Repair and Diagnosis >> Engine Performance >> System >> 2.0L - DTCS P152C To P2172 >> DTC Troubleshooting >> P1DBD-Fuel Pressure Sensor Rationality >> Possible Causes

Possible Causes

Possible Causes
FUEL SYSTEM LEAK OR RESTRICTION
FUEL RAIL PRESSURE SENSOR
FUEL PUMP

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

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