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Home >> Subaru >> 2015 >> WRX Limited, Automatic CVT Trans >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 7 (Engine Controls (Diagnostics) (H4DOTC) (STI)) >> Diagnostics for Engine Starting Failure >> Fuel Pump Circuit

Fuel Pump Circuit

WARNING: This page is about a different variant/trim than selected.
CAUTION: After servicing or replacing faulty parts, perform Clear Memory Mode <Ref. to OPERATION , Clear Memory Mode.>, and Inspection Mode <Ref. to PROCEDURE , Inspection Mode.>.
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 be executed using the Subaru Select Monitor.

For detailed procedures, refer to "SYSTEM OPERATION CHECK MODE". <Ref. to SYSTEM 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).>