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Home >> Jeep >> 2024 >> Grand Cherokee Summit >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 64 (2.0L - DTCS B25C9 To P0004) >> DTC Troubleshooting >> P0004-Fuel Quantity Control Circuit High >> Possible Causes

Possible Causes

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Possible Causes
FUEL QUANTITY SOLENOID HIGH SIDE CONTROL CIRCUIT SHORTED TO ANOTHER CIRCUIT
FUEL QUANTITY SOLENOID LOW SIDE CONTROL CIRCUIT SHORTED TO ANOTHER CIRCUIT
HIGH PRESSURE FUEL PUMP / FUEL QUANTITY SOLENOID
POWERTRAIN CONTROL MODULE (PCM)

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