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Home >> Nissan-Datsun >> 2014 >> Leaf SL >> Repair and Diagnosis >> Body & Frame >> Windows >> Power Window Control System >> Symptom Diagnosis >> Power Windows Do Not Operate With Power Window Main Switch >> Diagnosis Procedure

Diagnosis Procedure

  1. CHECK BCM POWER SUPPLY AND GROUND CIRCUIT 

    Check BCM power supply and ground circuit.

    Refer to "BCM: 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 main power window and door lock/unlock switch power supply and ground circuit.

    Refer to "POWER WINDOW MAIN SWITCH: DIAGNOSIS PROCEDURE ".

    Is the inspection result normal? 

    YES: GO TO 3.

    NO: Repair or replace the malfunctioning parts.

  3. REPLACE MAIN POWER WINDOW AND DOOR LOCK/UNLOCK SWITCH 
    • Replace main power window and door lock/unlock switch.
    • Confirm the operation after replacement.

      Is the inspection result normal? 

      YES: Inspection End.

      NO: Check intermittent incident. Refer to "INTERMITTENT INCIDENT ".