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Home >> Jeep >> 2020 >> Compass Trailhawk >> Repair and Diagnosis >> Engine Performance >> System >> 2.4L - DTCS P0601 To P104A >> DTC Troubleshooting >> P0627-Fuel Pump Control Circuit/Open >> Possible Causes
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Possible Causes

Possible Causes
FUEL PUMP RELAY CONTROL CIRCUIT SHORTED TO VOLTAGE
FUEL PUMP RELAY CONTROL CIRCUIT SHORTED TO GROUND
FUEL PUMP RELAY CONTROL CIRCUIT OPEN OR HIGH RESISTANCE
FUEL PUMP RELAY
POWERTRAIN CONTROL MODULE (PCM)

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