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HOMESERVICE MANUALSINFINITI2019Q70 3.7 LUXE, AWDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT VARIANT/TRIMSECTION 12 (ENGINE CONTROL SYSTEM (5.6L) (DTC/CIRCUIT DIAGNOSIS) (9 OF 9))DTC/CIRCUIT DIAGNOSISFUEL INJECTORCOMPONENT INSPECTION
2019 Infiniti Q70 3.7 Luxe, AWD

Component Inspection

2019 Infiniti Q70 3.7 Luxe, AWDSECTION Component Inspection
WARNING: This page is about a different variant/trim than selected.
  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.

      +

      -

      Condition

      Resistance

      Injector

      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 Exploded View .

RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.