Check Door Switch (Except Back Door Switch)

WARNING: This page is about a different car, the 2004 Nissan Murano. However, it is still accessible from the selected car via links, so may be relevant.

First perform the "SELF-DIAG RESULT" in "BCM" with CONSULT-II. When perform the each trouble diagnosis, refer to "CAN COMMUNICATION INSPECTION USING CONSULT-II (SELF-DIAGNOSIS) ".

CHECK DOOR SWITCH INPUT SIGNAL
With CONSULT-II

Check door switches ("DOOR SW-DR", "DOOR SW-AS", "DOOR SW-RL" and "DOOR SW-RR") in "DATA MONITOR" mode with CONSULT-II.

Fig 1: Monitor Item Chart
Courtesy of NISSAN MOTOR CO., U.S.A.

Fig 2: CONSULT-II Function Display Data Monitor
Courtesy of NISSAN MOTOR CO., U.S.A.

Without CONSULT-II

Check voltage between BCM and ground.

Fig 3: Terminal Voltage Chart
Courtesy of NISSAN MOTOR CO., U.S.A.

Fig 4: Checking Voltage Between BCM And Ground
Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG
1. OK: Door switch circuit is OK.
2. NG: GO TO 2.
CHECK DOOR SWITCH
1. Turn ignition switch OFF.
2. Disconnect door switch and unified BCM connectors.
3. Check continuity between BCM and door switch.
  
  Fig 5: Terminal Continuity Chart
  Courtesy of NISSAN MOTOR CO., U.S.A.
  
  Fig 6: Checking Continuity Between BCM And Door Switch
  Courtesy of NISSAN MOTOR CO., U.S.A.
4. Check continuity between BCM and ground.
  
  Fig 7: Terminal Continuity Chart
  Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG
1. OK: GO TO 3.
2. NG: Repair or replace harness.
CHECK DOOR SWITCH
Check continuity between door switch terminals 4 and 5.

Fig 8: Terminal Continuity Chart
Courtesy of NISSAN MOTOR CO., U.S.A.

Fig 9: Checking Continuity Between Door Switch Terminals 4 And 5
Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG
1. OK: GO TO 4.
2. NG: Replace door switch.
CHECK DOOR SWITCH GROUND HARNESS
Check continuity between door switch connectors D10, D38, D56, D76 terminal 5 and ground.

Fig 10: Terminal Continuity Chart
Courtesy of NISSAN MOTOR CO., U.S.A.

Fig 11: Checking Continuity Between Door Switch Connectors D10, D38, D56, D76 Terminal 5 And Ground
Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG
1. OK: Replace BCM.
2. NG: Repair or replace harness.