Power Window Main Switch Power Supply Circuit Check

1. Turn ignition switch ON.
2. Check voltage between power window main switch connector and ground.

Fig 1: Checking Voltage Between Power Window Main Switch Connector And Ground

Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG 

OK: GO TO 2.

NG: GO TO  3.

1. Turn ignition switch OFF.
2. Disconnect power window main switch connector.
3. Check continuity between power window main switch connector and ground.

Fig 2: Checking Continuity Between Power Window Main Switch Connector And Ground

Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG 

OK: Power window main switch power supply and ground circuit are OK.

NG: Repair or replace harness.

1. Disconnect BCM and power window main switch connector.
2. Check continuity between BCM connector and power window main switch connector.
   CONNECTOR TERMINAL CONTINUITY CHART
   
   

   A		B		Continuity
   BCM connector	Terminal	Power window main switch connector	Terminal
   M2	53	D10	10	Yes
   	54	D11	19

   Fig 3: Checking Continuity Between BCM Connector And Power Window Main Switch Connector

   Courtesy of NISSAN MOTOR CO., U.S.A.
3. Check continuity between BCM connector and ground.

OK or NG 

OK: GO TO 4.

NG: Repair or replace harness.

1. Connect BCM connector.
2. Turn ignition switch ON.
3. Check voltage between BCM connector and ground.

Fig 4: Checking Voltage Between BCM Connector And Ground

Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG 

OK: Check condition of harness and connector.

NG: Replace BCM.