Mike's Workshop Manuals: Service manuals for every vehicle
Home >> Jeep >> 2021 >> Grand Cherokee SRT >> Repair and Diagnosis >> Engine Performance >> System >> 6.4L - DTCS P0523 To P1618 >> DTC Troubleshooting >> P0627-Fuel Pump Control Circuit Open >> Possible Causes

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  .