Check Door Switch

WARNING: This page is about a different car, the 2005 Infiniti G35. However, it is still accessible from the selected car via links, so may be relevant.

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: Door Switch Condition Table
Courtesy of NISSAN MOTOR CO., U.S.A.

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

Without CONSULT-II

Check voltage between BCM connector and ground.

Fig 3: BCM Connector And Ground Voltage Table
Courtesy of NISSAN MOTOR CO., U.S.A.

Fig 4: Checking Voltage Between BCM Connector 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 connector.
3. Check continuity between door switch terminal 1 and ground part of door switch.
  
  Fig 5: Door Switch Terminal 1 And Ground Continuity Table
  Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG
1. OK: GO TO 3.
2. NG: Replace door switch.
  
  Fig 6: Checking Continuity Between Door Switch Terminal 1 And Ground Part Of Door Switch
  Courtesy of NISSAN MOTOR CO., U.S.A.
CHECK DOOR SWITCH CIRCUIT
1. Disconnect BCM connector.
2. Check continuity between door switch connector B17, B23, B20, B32 terminals 1 and BCM connector M1, B4 terminals 62, 12, 63, 13.
  Driver side door
  
  1 (W) - 62 (W): Continuity should exist.
  
  Passenger side door
  
  1 (P) - 12 (P): Continuity should exist.
  
  Rear door LH
  
  1 (P) - 63 (P): Continuity should exist.
  
  Rear door RH
  
  1 (P) - 13 (P): Continuity should exist.
3. Check continuity between door switch connector B26, B36, B46, B206 terminal 1 and ground.
  1 (W or P) - Ground: Continuity should not exist.
  
  Fig 7: Checking Continuity Between Door Switch Connector And BCM Connector
  Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG
1. OK: GO TO 4.
2. NG: Repair or replace harness.
CHECK BCM OUTPUT SIGNAL
1. Connect BCM connector.
2. Check voltage between BCM connector M1, B4 terminal 62, 12, 63, 13 and ground.
  62 (W) - Ground: Battery voltage
  
  12 (P) - Ground: Battery voltage
  
  63 (P) - Ground: Battery voltage
  
  13 (P) - Ground: Battery voltage
OK or NG
1. OK: Check harness condition.
2. NG: Replace BCM.
  
  Fig 8: Checking Voltage Between BCM Connector M1, B4 Terminal 62, 12, 63, 13 And Ground
  Courtesy of NISSAN MOTOR CO., U.S.A.