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Home >> Chrysler >> 2011 >> 300 C, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 971 (6.7L Diesel - DTCS P0305 To P063C - 2500 Hd & 3500 Hd) >> Diagnosis And Testing >> P0628-Fuel Pump Control Circuit Low >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2015 RAM 3500 HD and 2015 RAM 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.
Possible Causes
FUEL LIFT PUMP CONTROL CIRCUIT SHORTED TO VOLTAGE
POWERTRAIN CONTROL MODULE (PCM)
POWER DISTRIBUTION CENTER (PDC)

Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. Refer to PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE - 6.7L .

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