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Home >> Infiniti >> 2009 >> G37 Base, 2D Coupe >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - Component Testing - G37 Coupe >> Fuel Pump >> Component Function Check

Component Function Check

  1. CHECK FUEL PUMP FUNCTION
  1. Turn ignition switch ON.
  2. Pinch fuel feed hose (1) with two fingers.

Fuel pressure pulsation should be felt on the fuel feed hose for 1 second after ignition switch is turned ON. 

Is the inspection result normal? 

YES: INSPECTION END

NO: "DIAGNOSIS PROCEDURE ".

Fig 1: Pinching Fuel Feed Hose With Fingers
G05733526Courtesy of NISSAN MOTOR CO., U.S.A.