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Home >> Jeep >> 2015 >> Grand Cherokee SRT >> Repair and Diagnosis >> Engine Performance >> System >> 6.4L - DTCS P0301 To P063A >> DTC Troubleshooting >> P0627-Fuel Pump Control Circuit Open >> Possible Causes
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Possible Causes

Possible Causes
(K31) FUEL PUMP CONTROL CIRCUIT SHORTED TO GROUND
(K31) FUEL PUMP CONTROL CIRCUIT OPEN OR HIGH RESISTANCE
POWER DISTRIBUTION CENTER (PDC)
POWERTRAIN CONTROL MODULE (PCM)

Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. Refer to  PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE  .