LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Infiniti >> 2017 >> Q50 Base, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 568 (Power Control System (Diagnostics)) >> Symptom Diagnosis >> Power Distribution System >> Push-Button Ignition Switch Does Not Operate >> Diagnosis Procedure >> VR30DDTT engine
April 5, 2026: LEMON Manuals is launched! Read the announcement.

VR30DDTT engine

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. PERFORM WORK SUPPORT 

    Perform "INSIDE ANT DIAGNOSIS" on Work Support of "INTELLIGENT KEY".

    Refer to Diagnosis Description .

    GO TO 2.

  2. PERFORM SELF-DIAGNOSIS RESULT 

    Perform Self-Diagnosis Result of "BCM".

    Is DTC detected?

    YES

    Refer to DTC Index .

    NO

    GO TO 3.

  3. CHECK PUSH-BUTTON IGNITION SWITCH 

    Check push-button ignition switch.

    Refer to Component Function Check .

    Is the operation normal?

    YES

    GO TO 4.

    NO

    Repair or replace malfunctioning parts.

  4. REPLACE BCM 

    Replace BCM. Refer to BCM : Removal & Installation .

    Is the inspection result normal?

    YES

    INSPECTION END

    NO

    Check intermittent incident. Refer to Inspection .