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Home >> Alfa Romeo >> 2019 >> Giulia Base, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 8 (2.9L Pcm 1 - DTCS B1800-00 To P0117-00) >> DTC Troubleshooting >> P0004-00-Fuel Quantity Regulator 1 Control Circuit High >> Possible Causes

Possible Causes

WARNING: This page is about a different variant/trim than selected.
Possible Causes
FUEL QUANTITY SOLENOID 12 VOLT SUPPLY CIRCUIT SHORTED TO ANOTHER VOLTAGE SUPPLY
FUEL QUANTITY SOLENOID 12 VOLT SUPPLY CIRCUIT SHORTED TO GROUND
FUEL QUANTITY SOLENOID
POWERTRAIN CONTROL MODULE 1 (PCM-1)

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