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Home >> Alfa Romeo >> 2019 >> Giulia Base, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 16 (2.9L Pcm 2 - DTCS C1260-00 To P0276-00) >> DTC Troubleshooting >> P01C8-00-Fuel Rail Pressure Too Low-Bank 2 >> Possible Causes

Possible Causes

WARNING: This page is about a different variant/trim than selected.
Possible Causes
HIGH PRESSURE FUEL SYSTEM LEAK AT THE SUPPLY TUBE OR INJECTORS
LOW PRESSURE FUEL SYSTEM LEAK / RESTRICTION / LOW PRESSURE ISSUE
HIGH RESISTANCE IN THE FUEL RAIL PRESSURE SENSOR SIGNAL 1 CIRCUIT
HIGH RESISTANCE IN THE FUEL RAIL PRESSURE SENSOR 5-VOLT SUPPLY CIRCUIT
HIGH RESISTANCE IN THE FUEL RAIL PRESSURE SENSOR GROUND CIRCUIT
HIGH RESISTANCE IN THE FUEL QUANTITY SOLENOID 2 SUPPLY CIRCUIT
HIGH RESISTANCE IN THE FUEL QUANTITY SOLENOID 2 CONTROL CIRCUIT
FUEL RAIL PRESSURE SENSOR 2
FAULTY FUEL PUMP MODULE IN THE LOW PRESSURE FUEL SYSTEM
FUEL HIGH PRESSURE PUMP

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