P1011 Fuel Pump Delivery Pressure Too Low

P1011 Fuel Pump Delivery Pressure Too Low

Possible causes
-Fuel leak
-Fuel filter
-Transfer pump flow
-High pressure fuel pump
-Leaking fuel injectors or connectors
-Leaking pressure limiting valve
-Fuel control actuator
-Fuel pressure sensor
-Restriction in fuel return lines
-Cascade overflow valve
-Air in the fuel system.

Symptoms
– Engine Light ON (or Service Engine Soon Warning Light)
P1011 Description

P1011 Code is set the Engine Control Module (ECM) detects that the fuel pump delivery pressure to low.