2018 Infiniti QX60 AWDFACTORY OEM SERVICE PROCEDURE

Work Procedure

  1. START 

    Do you have CONSULT?

    YES

    GO TO 2.

    NO

    GO TO 3.

  2. ELECTRIC INTAKE VALVE TIMING (IVT) CONTROL ACTUATOR REFERENCE POSITION LEARNING 

    SYMBOL With CONSULT

    1. Turn ignition switch ON.
    2. On CONSULT screen, select All DTC Reading and check that any DTC is not detected.
    3. Select "ENGINE" >> "Work support" >> "Electric intake valve timing control learning".
    4. Touch "Start" and start the engine within 10 seconds.
    5. Let the engine be idle.
    6. Check that "COMPLETED" is displayed.

    Is the learning completed normally?

    YES

    END

    NO

    Check that DTC is not detected and restart the learning.

  3. PERFORM ELECTRIC IVT CONTROL ACTUATOR REFERENCE POSITION LEARNING 

    SYMBOL Without CONSULT

    1. Turn ignition switch OFF.
    2. Disconnect electric IVT control actuator harness connector (actuator side).
    3. Turn ignition switch ON and wait at least 70 seconds.
    4. Turn ignition switch OFF.
    5. Reconnect the disconnected harness connector.
    6. Start engine and let it idle at least 15 seconds.
    7. Turn ignition switch OFF.
    8. Check and erase DTC.

    END

Factory Service Tools

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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.

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