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Security Control System (Diagnostics)

WARNING: This page is about a different car, the 2020 Infiniti Q50. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK INTELLIGENT KEY SYSTEM SYMPTOM TABLE 

    Check Intelligent Key system symptom table.

    Refer to Symptom Table .

    GO TO 2.

  2. CHECK INTELLIGENT KEY LOW BATTERY WARNING 

    Check that the Intelligent Key low battery warning operates.

    Is the Intelligent Key low battery warning operated?

    YES

    Replace Intelligent Key battery. Refer to INTELLIGENT KEY BATTERY : Removal & Installation .

    NO

    GO TO 3.

  3. CHECK INTELLIGENT KEY BATTERY 

    Check the Intelligent Key battery.

    Is the inspection result normal?

    YES

    GO TO 4.

    NO

    Replace Intelligent Key battery. Refer to INTELLIGENT KEY BATTERY : Removal & Installation .

  4. REGISTER INTELLIGENT KEY 
    1. Register the Intelligent Key.
    2. Check operation after replacement.

    Is the inspection result normal?

    YES

    INSPECTION END

    NO

    GO TO 5.

  5. REPLACE INTELLIGENT KEY 
    1. Replace the Intelligent Key and perform registration again.
    2. Check operation after replacement.

    Is the inspection result normal?

    YES

    INSPECTION END

    NO

    GO TO 6.

  6. REPLACE BCM 
    1. Replace BCM. Refer to BCM : Removal & Installation .
    2. Check operation after replacement.

    Is the inspection result normal?

    YES

    INSPECTION END

    NO

    Check intermittent incident. Refer to Inspection .