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Home >> Infiniti >> 2021 >> QX50 Essential, 4WD >> Repair and Diagnosis (Single Page) >> Electrical >> Charging Systems >> Charging System (Diagnostics, Service Information) >> Basic Inspection >> Diagnosis And Repair Work Flow >> Work Flow (Without DSS-5000P NIS) >> Detailed Flow
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Detailed Flow

  1. PRELIMINARY INSPECTION 

    Perform the preliminary inspection. Refer to Diagnosis Procedure .

    GO TO 2.

  2. INSPECTION WITH CHARGE WARNING LAMP (PUSH-BUTTON IGNITION SWITCH IS PRESSED ON) 

    When push-button ignition switch is pressed ON.

    Does the charge warning lamp illuminate?

    YES

    GO TO 3.

    NO

    Replace generator. Refer to Removal and Installation .

  3. INSPECTION WITH CHARGE WARNING LAMP (IDLING) 

    Start the engine and run it at idle

    Does the charge warning lamp turn OFF?

    YES

    GO TO 4.

    NO

    GO TO 5.

  4. INSPECTION WITH CHARGE WARNING LAMP (ENGINE AT 2, 500 RPM) 

    Increase and maintain the engine speed at 2, 500 RPM.

    Does the charge warning lamp illuminate?

    YES

    GO TO 5.

    NO

    Inspection End.

  5. MEASURE "B" TERMINAL VOLTAGE 

    Start engine. With engine running at 2, 500 RPM, measure "B" terminal voltage.

    What voltage does the measurement result show?

    Less than 13.0 V

    GO TO 6.

    More than 16.0 V

    Replace generator. Refer to Removal and Installation .

  6. "B" TERMINAL CIRCUIT INSPECTION 

    Check "B" terminal circuit. Refer to Diagnosis Procedure .

    Is the inspection result normal?

    YES

    Replace generator. Refer to Removal and Installation .

    NO

    Repair as needed.