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Home >> Infiniti >> 2013 >> M56 Sport >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTCS P1087 To P2542 >> DTC P1220: Fuel Pump Control Module (FPCM) >> Component Inspection (FPCM)
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Component Inspection (FPCM)

  1. CHECK FUEL PUMP CONTROL MODULE (FPCM) 
    1. Check the voltage between FPCM terminals under the following conditions.
      FPCM Condition Voltage
      Connector + -
      Terminal Terminal
      B221 7 6 For 1 second after turning ignition switch ON Approx. 10 V
      More than 1 second after turning ignition switch ON Approx. 0 V
      Idle speed Approx. 10 V

      Is the inspection result normal? 

      YES: INSPECTION END

      NO: Replace FPCM. Refer to "REMOVAL AND INSTALLATION ".