Power Window Serial Link Check Front LH and RH

With CONSULT-II 

Check door lock and unlock switch ("LOCK SW DR/AS", "UNLK SW DR/AS") in DATA MONITOR mode for "REMOTE KEYLESS ENTRY SYSTEM" with CONSULT-II.

• When door lock and unlock switch is turned to LOCK

  LOCK SW DR/AS: ON 

• When door lock and unlock switch is turned to UNLOCK

  UNLK SW DR/AS: ON 

Fig 1: Consult-II Display - Data Monitor

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

Without CONSULT-II 

1. Remove key from ignition switch and close driver side and passenger side.
2. Check the signal between BCM connector and ground with oscilloscope when door lock and unlock switch (front LH and front RH) is turned "LOCK" or "UNLOCK".
3. Make sure signals which are shown in TERMINAL SIGNAL REFERENCE CHART  can be detected during 10 second just after door lock and unlock switch (front LH and front RH) is turned "LOCK" or "UNLOCK".

Connector	Terminals		Signal
	(+)	(-)
M18	22	Ground

Fig 2: Identifying Signal Between BCM Connector And Ground

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

OK or NG 

OK:  GO TO 2.

NG:  GO TO  3.

Check power window serial link ("POWER WINDOW DOWN") in "ACTIVE TEST" mode with CONSULT-II.

When "ACTIVE TEST" is executed, is the window of driver side and passenger side lowered.

OK or NG 

OK:  Further inspection is necessary. Refer to Trouble Diagnoses Symptom Chart .

NG:  Replace BCM. Refer to "BCM ".

Fig 3: CONSULT II Display - Active Test

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

1. Turn ignition switch OFF.
2. Disconnect main power window and door lock/unlock switch and power window and door lock/unlock switch RH.
3. Check continuity between main power window and door lock/unlock switch connector D8 terminal 17 and ground.

   17 - Ground: Continuity should exist  .

   Fig 4: Identifying Continuity Between Main Power Window And Door Lock/Unlock Switch Connector D8 Terminal 17 And Ground

   Courtesy of NISSAN MOTOR CO., U.S.A.
4. Check continuity between power window and door lock/unlock switch RH connector D105 terminal 11 and ground.

   11 - Ground: Continuity should exist  .

OK or NG 

OK:  GO TO 4.

NG:  Repair or replace harness.

Fig 5: Identifying Continuity Between Power Window And Door Lock/Unlock Switch RH Connector D105 Terminal 11 And Ground

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

1. Disconnect BCM.
2. Check continuity between BCM connector M18 terminal 22 and main power window and door lock/unlock switch connector D7 terminal 14.

   22 - 14: Continuity should exist  .

   Fig 6: Identifying Continuity Between BCM Connector M18 Terminal 22 And Main Power Window And Door Lock/Unlock Switch Connector D7 Terminal 14

   Courtesy of NISSAN MOTOR CO., U.S.A.
3. Check continuity between BCM connector M18 terminal 22 and power window and door lock/unlock switch RH connector D105 terminal 16.

   22 - 16: Continuity should exist  .

OK or NG 

OK:  Replace main power window and door lock/unlock switch or power window and door lock/unlock switch RH.

NG:  Repair or replace harness.

Fig 7: Identifying Continuity Between BCM Connector M18 Terminal 22 And Power Window And Door Lock/Unlock Switch RH Connector D105 Terminal 16

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