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Home >> Infiniti >> 2010 >> M35 Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - System And Component Testing >> Fuel Pump Control Module >> Component Inspection

Component Inspection

  1. CHECK FUEL PUMP CONTROL MODULE (FPCM)
    1. Start engine and warm it up normal operating temperature.
    2. Turn ignition switch OFF and wait at least 10 seconds.
    3. Check the voltage between FPCM terminals under the following conditions.
      Fig 1: Checking Voltage Between FPCM Terminal 4 And Ground
      G05210008Courtesy of NISSAN MOTOR CO., U.S.A.
      CONNECTOR TERMINAL VOLTAGE CHART

      FPCM Ground Condition Voltage (V)
      Connector Terminal
      B111 4 Ground When engine cranking Approx. 0
      After starting engine Approx. 5

      Is the inspection result normal? 

      YES: INSPECTION END

      NO: Replace FPCM.

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