Door Lock/Unlock Switch Check (With left and right front power window anti-pinch system)

WARNING: This page is about a different car, the 2003 Nissan Altima. However, it is still accessible from the selected car via links, so may be relevant.

CHECK DOOR LOCK/UNLOCK SWITCH INPUT SIGNAL
With CONSULT-II

Check door lock/unlock switch ("LOCK SW DR/AS", "UNLK SW DR/AS(" in DATA MONITOR mode in CONSULT-II. Refer to "DATA MONITOR ".
- When door lock/unlock switch is turned to LOCK:
  LOCK SW DR/AS :ON
- When door lock/unlock switch is turned to UNLOCK:
  UNLK SW DR/AS :ON
  
  Fig 1: Checking Door Lock/Unlock Switch Input Signal With Consult-II
  Courtesy of NISSAN MOTOR CO., U.S.A.
Without CONSULT-II

Check voltage between BCM connector M18 terminal 74(Y/G) and ground.

Fig 2: Checking Door Lock/Unlock Switch Input Signal Without Consult-II (1 Of 2)
Courtesy of NISSAN MOTOR CO., U.S.A.

Fig 3: Checking Door Lock/Unlock Switch Input Signal Without Consult-II (2 Of 2)
Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG?
1. OK: System is OK.
2. NG: GO TO 2.
CHECK DOOR LOCK/UNLOCK SWITCH GROUND HARNESS
Check continuity between main power window and door lock/unlock switch connector D7 terminal 11(B) and front power window switch RH connector D106 terminal 7(B) and body ground.
- Main power window and door lock/unlock switch
  
  Fig 4: Main Power Window And Door Lock/Unlock Switch Connector Terminals Check Table
  Courtesy of NISSAN MOTOR CO., U.S.A.
  
  Fig 5: Checking Main Power Window And Door Lock/Unlock Switch Connector Terminals
  Courtesy of NISSAN MOTOR CO., U.S.A.
- Front power window switch RH
  
  Fig 6: Front Power Window Switch RH Connector Terminals Check Table
  Courtesy of NISSAN MOTOR CO., U.S.A.
  
  Fig 7: Checking Front Power Window Switch RH Connector Terminals
  Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG?
1. OK: GO TO 3.
2. NG: Repair or replace harness.
CHECK ANTI-PINCH SERIAL LINK CIRCUIT
Check continuity between BCM connector M18 terminal 74 (Y/G) and main power window and door lock/unlock switch connector D7 terminal 14 (Y/G).

Fig 8: Checking Continuity Between BCM Connector M18 Terminal And Main Power Window And Door Lock/Unlock Switch Connector D7 Terminal
Courtesy of NISSAN MOTOR CO., U.S.A.

Check continuity between BCM connector M18 terminal 74 (Y/G) and front power window switch RH connector D105 terminal 11 (Y/G).

OK or NG
1. OK: GO TO 4.
2. NG: Repair or replace harness.
Fig 9: Checking Continuity Between BCM Connector M18 Terminal And Front Power Window Switch RH Connector D105 Terminal
Courtesy of NISSAN MOTOR CO., U.S.A.
CHECK DOOR LOCK/UNLOCK SWITCH
- Check voltage between main power window and door lock/unlock switch connector D7 terminal 11 (B) and ground.
  
  Fig 10: Checking Voltage Between Main Power Window And Door Lock/Unlock Switch Connector (1 Of 2)
  Courtesy of NISSAN MOTOR CO., U.S.A.
  
  Fig 11: Checking Voltage Between Main Power Window And Door Lock/Unlock Switch Connector (2 Of 2)
  Courtesy of NISSAN MOTOR CO., U.S.A.
- Check voltage between main power window and door lock/unlock switch connector D106 terminal 7 (B) and ground.
  
  Fig 12: Checking Voltage Between Main Power Window And Door Lock/Unlock Switch Connector (1 Of 2)
  Courtesy of NISSAN MOTOR CO., U.S.A.
  
  Fig 13: Checking Voltage Between Main Power Window And Door Lock/Unlock Switch Connector (2 Of 2)
  Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG?
1. OK: Repair or replace harness.
2. NG: Replace main power window and door lock/unlock switch or front power window switch RH.

CHECK MAIN POWER WINDOW AND DOOR LOCK/UNLOCK SWITCH INPUT SIGNAL
With CONSULT-II

Check main power window and door lock/unlock switch ("LOCK SW DR/AS", "UNLK SW DR/AS(" in DATA MONITOR mode in CONSULT-II. Refer to "DATA MONITOR ".
- When main power window and door lock/unlock switch is turned to LOCK:
  LOCK SW DR/AS :ON
- When main power window and door lock/unlock switch is turned to UNLOCK:
  UNLK SW DR/AS :ON
  
  Fig 1: Checking Main Power Window And Door Lock/Unlock Switch Input Signal With Consult-II
  Courtesy of NISSAN MOTOR CO., U.S.A.
Without CONSULT-II

Check voltage between BCM connector M18 terminal 74(Y/G) and ground.

Fig 2: Checking Main Power Window And Door Lock/Unlock Switch Input Signal Without Consult-II (1 Of 2)
Courtesy of NISSAN MOTOR CO., U.S.A.

Fig 3: Checking Main Power Window And Door Lock/Unlock Switch Input Signal Without Consult-II (2 Of 2)
Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG?
1. OK: System is OK.
2. NG: GO TO 2.
CHECK MAIN POWER WINDOW AND DOOR LOCK/UNLOCK SWITCH GROUND HARNESS
Check continuity between main power window and door lock/unlock switch connector D7 terminal 11(B) and body ground.

Fig 4: Checking Main Power Window And Door Lock/Unlock Switch Ground Harness (1 Of 2)
Courtesy of NISSAN MOTOR CO., U.S.A.

Fig 5: Checking Main Power Window And Door Lock/Unlock Switch Ground Harness (2 Of 2)
Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG?
1. OK: GO TO 3.
2. NG: Repair or replace harness.
CHECK ANTI-PINCH SERIAL LINK CIRCUIT
Check continuity between BCM connector M18 terminal 74 (Y/G) and main power window and door lock/unlock switch connector D7 terminal 14 (Y/G).

OK or NG
1. OK: GO TO 4.
2. NG: Repair or replace harness.
Fig 6: Checking Anti-Pinch Serial Link Circuit
Courtesy of NISSAN MOTOR CO., U.S.A.
CHECK DOOR LOCK/UNLOCK SWITCH
- Check voltage between main power window and door lock/unlock switch connector D7 terminal 11 (B) and ground.
  
  Fig 7: Checking Door Lock/Unlock Switch (1 Of 2)
  Courtesy of NISSAN MOTOR CO., U.S.A.
  
  Fig 8: Checking Door Lock/Unlock Switch (2 Of 2)
  Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG?
1. OK: Repair or replace harness.
2. NG: Replace main power window and door lock/unlock switch or front power window switch RH.