FixVault

Fuel Pump Circuit

CAUTION: After repairing or replacing the defective part, perform the Clear Memory Mode < Ref. to OPERATION , Clear Memory Mode. > and Inspection Mode < Ref. to PROCEDURE , Inspection Mode. >.

WIRING DIAGRAM: 

Fig 1: Fuel Pump Circuit Diagram
G05021623
DIAGNOSTIC PROCEDURE

Step Check Yes No
1 CHECK OPERATING SOUND OF FUEL PUMP. 
Make sure that the fuel pump operates for two seconds when turning the ignition switch to ON.
NOTE: Fuel pump operation can also be executed using Subaru Select Monitor.
Regarding the procedures, refer to "Compulsory Valve Operation Check Mode". < Ref. to COMPULSORY VALVE OPERATION CHECK MODE . >
Does the fuel pump emit operating sound? Check the fuel injector circuit.
< Ref. to FUEL INJECTOR CIRCUIT , Diagnostics for Engine Starting Failure. >
Display the DTC. < Ref. to OPERATION , Read Diagnostic Trouble Code (DTC). >