Door Lock/Unlock Switch Check

With CONSULT-II

Check door lock/unlock switch ("CDL LOCK SW", "CDL UNLOCK SW") in DATA MONITOR mode in CONSULT-II. Refer to DATA MONITOR .

• When door lock/unlock switch is turned to LOCK:
  • CDL LOCK SW: ON 
• When door lock/unlock switch is turned to UNLOCK:
  • CDL UNLOCK SW: ON 
  Fig 1: Identifying Scan Tool Display Data Monitor

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

Without CONSULT-II

1. Remove key from ignition key cylinder.
2. Check the signal between BCM connector M18 terminal 22 and ground with oscilloscope when door lock/unlock switch is turned to LOCK or UNLOCK.
3. Make sure the signals which are shown in Fig 2 can be detected during 10 seconds just after the door lock/unlock switch is turned to LOCK or UNLOCK.
   Fig 2: Waveform Voltage Signal Graph

   Courtesy of NISSAN MOTOR CO., U.S.A.
   Fig 3: Checking Signal Between BCM Connector M18 Terminal 22 & Ground

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

OK or NG 

• OK: Door lock and unlock switch circuit is OK.
• NG: GO TO  2.

Check ("POWER WINDOW DOWN") in ACTIVE TEST mode for "REMOTE KEYLESS ENTRY SYSTEM" with CONSULT-II. Refer to "MULTI REMOTE ENT" .

• When "ACTIVE TEST" is performed, are the front windows lowered? 

OK or NG 

• OK: GO TO  3.
• NG: Replace BCM.

Fig 4: Identifying Scan Tool 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 or 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 (B) - Ground: Continuity should exist  .
   Fig 5: Checking Continuity Between Main Power Window & Door Lock/Unlock Switch Connector D8 Terminal 17 & 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 (B) - Ground: Continuity should exist  .

OK or NG 

• OK: GO TO  4.
• NG: Repair or replace harness.

Fig 6: Checking Continuity Between Power Window & Door Lock/Unlock Switch RH Connector D105 Terminal 11 & 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 (W/V) - 14 (LG/W): Continuity should exist. 
   Fig 7: Checking Continuity Between BCM Connector M18 Terminal 22 & Main Power Window & 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 (W/V) -16 (LG/W): 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 8: Checking Continuity Between BCM Connector M18 Terminal 22 & Power Window & Door Lock/Unlock Switch RH Connector D105 Terminal 16

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