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Home >> Jeep >> 2023 >> Grand Cherokee Altitude, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 44 (2.0L - DTCS P0401 To P04C1) >> DTC Troubleshooting >> P04C1 Fuel Fill Door Unlock Control Circuit Low >> Possible Causes

Possible Causes

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Possible Causes
FUEL DOOR UNLOCK SOLENOID SUPPLY CIRCUIT SHORTED TO GROUND
FUEL DOOR UNLOCK SOLENOID CONTROL CIRCUIT SHORTED TO GROUND
FUEL DOOR UNLOCK SOLENOID
POWERTRAIN CONTROL MODULE (PCM)

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