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Home >> Nissan-Datsun >> 2021 >> NV2500 HD S >> Repair and Diagnosis >> External Pages >> Different car >> Section 111 (Power Window Control System) >> Symptom Diagnosis >> None Of The Power Windows Can Be Operated Using Any Switch >> Diagnosis Procedure

Diagnosis Procedure

WARNING: This page is about a different car, the 2018 Nissan Titan XD and 2018 Nissan Titan. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK BCM POWER SUPPLY AND GROUND CIRCUIT 

    Check BCM power supply and ground circuit.

    Refer to Diagnosis Procedure .

    Is the inspection result normal?

    YES

    GO TO 2 .

    NO

    Repair or replace the malfunctioning parts.

  2. CHECK MAIN POWER WINDOW AND DOOR LOCK/UNLOCK SWITCH POWER SUPPLY AND GROUND CIRCUIT 

    Check power window switch main power supply and ground circuit.

    Refer to Diagnosis Procedure .

    Is the inspection result normal?

    YES

    GO TO 3 .

    NO

    Repair or replace the malfunctioning parts.

  3. CHECK MAIN POWER WINDOW AND DOOR LOCK/UNLOCK SWITCH SERIAL CIRCUIT 

    Check main power window and door lock/unlock switch serial circuit.

    Refer to Component Function Check .

    Is the inspection result normal?

    YES

    GO TO 4 .

    NO

    Repair or replace the malfunctioning parts.

  4. CHECK MAIN POWER WINDOW AND DOOR LOCK/UNLOCK SWITCH 

    Check main power window and door lock/unlock switch.

    Refer to Diagnosis Procedure .

    Is the inspection result normal?

    YES

    Inspection End.

    NO

    Check intermittent incident. Refer to Intermittent Incident .