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Home >> Infiniti >> 2019 >> QX50 Essential, 4WD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (DTC/Circuit Diagnosis) (11 Of 12) >> DTC/Circuit Diagnosis >> Direct Fuel Injector >> Component Inspection (Direct Fuel Injector)
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Component Inspection (Direct Fuel Injector)

  1. CHECK FUEL INJECTOR 
    1. Turn ignition switch OFF.
    2. Disconnect direct fuel injector harness connector.
    3. Check the resistance between direct fuel injector terminals.

      Direct fuel injector

      Condition

      Resistance

      Terminal

      1

      2

      Temperature [ deg.C (deg.F)]

      20 (68)

      1.34 - 1.64 Ohm

    Is the inspection result normal?

    YES

    INSPECTION END

    NO

    Replace direct fuel injector. Refer to Removal and Installation .