LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Infiniti >> 2010 >> FX50 >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System (VK50VE) - P0460 Through P1226 / P1235 >> DTC P1220: Fuel Pump Control Module (FPCM) >> Component Inspection
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Component Inspection

  1. CHECK FUEL PUMP CONTROL MODULE (FPCM) 
    1. Check the voltage between FPCM terminals under the following conditions.
      VOLTAGE REFERENCE TABLE

      FPCM Condition Voltage
      Connector + -
      Terminal Terminal
      B31 7 6 For 1 second after turning ignition switch ON Approx. 8.5 V
      More than 1 second after turning ignition switch ON Approx. 0 V
      Idle speed Approx. 8.5 V

      Is the inspection result normal? 

      YES: INSPECTION END

      NO: Replace FPCM.