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Home >> Alfa Romeo >> 2019 >> Giulia Base, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 10 (2.9L Pcm 1 - DTCS P0351-00 To P06DB-00) >> DTC Troubleshooting >> P0627-00-Fuel Pump Control Circuit Open >> Possible Causes

Possible Causes

WARNING: This page is about a different variant/trim than selected.
Possible Causes
FUEL PUMP RELAY CONTROL CIRCUIT SHORTED TO VOLTAGE
FUEL PUMP RELAY CONTROL CIRCUIT OPEN
FPCM PWM CONTROL CIRCUIT OPEN
FUEL PUMP CONTROL OUTPUT CIRCUIT OPEN
FUEL PUMP FEED CIRCUIT (U, V, W) SHORTED TO VOLTAGE
FUEL PUMP FEED CIRCUIT (U, V, W) SHORTED TO GROUND
FUEL PUMP FEED CIRCUIT (U, V, W) OPEN
FUEL PUMP FEED CIRCUIT (U, V, W) SHORTED TOGETHER
FUEL PUMP RETURN CIRCUIT OPEN
FUEL PUMP RELAY
FUEL PUMP MODULE
FUEL PUMP CONTROL MODULE (FPCM)
POWERTRAIN CONTROL MODULE 1 (PCM-1)

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