Door Lock/Unlock Switch Check (King Cab)

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 ".

Fig 1: CONSULT-II Display - DATA MONITOR

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

• 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 

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 the figure below can be detected during 10 seconds just after the door lock/unlock switch is turned to LOCK or UNLOCK.
   Fig 2: Checking Signal Between BCM Connector M18 Terminal 22 And Ground

   Courtesy of NISSAN MOTOR CO., U.S.A.
   CONNECTOR TERMINAL SIGNAL REFERENCE
   
   

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

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 "MULTI REMOTE ENT" with CONSULT-II. Refer to "ACTIVE TEST ".

Fig 3: CONSULT II Display - Active Test

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

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

OK or NG 

OK: GO TO 3.

NG: Replace BCM. Refer to "BCM ".

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 D7 terminal 15 and ground.

   15 - Ground: Continuity should exist 

   Fig 4: Checking Continuity Between Main Power Window & Door Lock/Unlock Switch Connector D7 Terminal 15 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 

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

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

OK or NG 

OK: GO TO 4.

NG: Repair or replace harness.

1. Disconnect BCM.
2. Check continuity between BCM connector M18 terminal 22 and main power window and door lock/unlock switch connector D7 terminal 12.

   22 - 12: Continuity should exist 

   Fig 6: Checking Continuity Between BCM Connector Terminal 22 And Door Lock/Unlock Switch Connector D7 Terminal 12

   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 

Fig 7: Checking Continuity Between BCM Connector M18 Terminal 22 And Power Window & Door Lock/Unlock Switch RH Connector D105 Terminal 16
Courtesy of NISSAN MOTOR CO., U.S.A.

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.