Power Window Main Switch Power Supply Circuit Check/With Front Left And Right Power Window Anti-Pinch System

Check Power Supply Circuit
1. Turn ignition switch ON.
2. Check voltage between power window main switch connector D7 terminal 4, 11 and ground.
  1. 4 (W) - Ground: Battery voltage
  2. 11 (Y/B) - Ground: Battery voltage
OK or NG
1. OK : Power window main switch power supply and ground circuit is OK.
2. NG : GO TO 2
Fig 1: Checking Voltage Between Power Window Main Switch Connector D7 Terminal 4, 11 And Ground
Courtesy of NISSAN MOTOR CO., U.S.A.
Check Ground Circuit
1. Turn ignition switch OFF.
2. Disconnect power window main switch connector.
3. Check continuity between power window main switch connector D7 terminal 5 and ground.
  1. 5 (B) - Ground: Continuity should exist.
OK or NG
1. OK : GO TO 3
2. NG : Repair or replace harness.
Fig 2: Checking Continuity Between Power Window Main Switch Connector D7 Terminal 5 And Ground
Courtesy of NISSAN MOTOR CO., U.S.A.
Check Power Window Main Switch Power Supply Circuit
1. Disconnect BCM connector.
2. Check continuity between BCM connector M2 terminal 53, 54 and power window main switch connector D7 terminal 4, 11.
  1. 53 (Y/B) - 11 (Y/B): Continuity should exist.
  2. 54 (W) - 4 (W): Continuity should exist.
3. Check continuity between BCM connector M2 terminal 53, 54 and ground.
  1. 53 (Y/B) - Ground: Continuity should not exist.
  2. 54 (W) - Ground: Continuity should not exist.
OK or NG
1. OK: GO TO 4
2. NG: Repair or replace harness between BCM and power window main switch.
Fig 3: Checking Continuity Between BCM Connector M2 Terminal 53, 54 And Power Window Main Switch Connector D7 Terminal 4, 11
Courtesy of NISSAN MOTOR CO., U.S.A.
Check BCM Output Signal
1. Connect BCM connector.
2. Turn ignition switch ON.
3. Check voltage between BCM connector M2 terminal 53, 54 and ground.
  1. 53 (Y/B) - Ground: Battery voltage
  2. 14 (W) - Ground: Battery voltage
OK or NG
1. OK : Check the condition of the harness and the connector.
2. NG : Replace BCM
Fig 4: Checking Voltage Between BCM Connector M2 Terminal 53, 54 And Ground
Courtesy of NISSAN MOTOR CO., U.S.A.