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Diagnosis Procedure

WARNING: This page is about a different car, the 2019 Infiniti Q50. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK INTELLIGENT KEY SYSTEM (DOOR LOCK FUNCTION) 

    Carry the Intelligent Key and press the door request switch.

    Are all doors LOCKED?

    YES

    GO TO 2.

    NO

    Check Intelligent Key system (door lock function). Refer to Diagnosis Procedure .

  2. CHECK HOOD SWITCH 

    Check hood switch.

    Refer to Component Function Check (VR30DDTT engine models) or Component Function Check (2.0L turbo gasoline engine models).

    Is the inspection result normal?

    YES

    GO TO 3.

    NO

    Repair or replace malfunctioning parts. Refer to Diagnosis Procedure (VR30DDTT engine models) or Diagnosis Procedure (2.0L turbo gasoline engine models).

  3. CHECK TRUNK ROOM LAMP SWITCH 

    Check trunk room lamp switch.

    Refer to Component Function Check .

    Is the inspection result normal?

    YES

    GO TO 4.

    NO

    Repair or replace malfunctioning parts. Refer to Diagnosis Procedure .

  4. REPLACE BCM 

    Replace BCM. Refer to Removal and Installation

    Is the inspection result normal?

    YES

    INSPECTION END

    NO

    Check intermittent incident. Refer to Intermittent Incident .