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Home >> Infiniti >> 2022 >> QX80 Premium Select, AWD >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System (Diagnostics) (1 Of 2) >> Component/Circuit Diagnosis >> Fuel Injector >> Component Inspection

Component Inspection

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

      Injector

      Condition

      Resistance

      +

      -

      Terminal

      1

      2

      Temperature

      10 - 60 Deg. C (50 - 140 Deg. F)

      1.44 - 1.73 Ohm

    Is the inspection result normal?

    YES

    INSPECTION END

    NO

    Replace malfunctioning fuel injector. Refer to FUEL INJECTOR AND FUEL TUBE : Removal & Installation .

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