Door Switch Check (King Cab)

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

CHECK DOOR SWITCHES INPUT SIGNAL
With CONSULT-II

Check door switches ("DOOR SW-DR", "DOOR SW-AS") in DATA MONITOR mode with CONSULT-II. Refer to "DATA MONITOR ".
- When any doors are open:
  DOOR SW-DR :ON
  
  DOOR SW-AS :ON
- When any doors are closed:
  DOOR SW-DR :OFF
  
  DOOR SW-AS :OFF
  
  Fig 1: Display DATA MONITOR Mode
  Courtesy of NISSAN MOTOR CO., U.S.A.
Without CONSULT-II

Check voltage between BCM connector M18 or M19 terminals 12, 47 and ground.

Fig 2: BCM Connector Terminals And Ground Voltage Specifications Chart
Courtesy of NISSAN MOTOR CO., U.S.A.

Fig 3: Checking Voltage Between BCM Connector M18 Or M19 Terminals 12, 47 And Ground
Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG
- OK: Door switch circuit is OK.
- NG: GO TO 2.
CHECK BCM OUTPUT VOLTAGE
1. Turn ignition switch OFF.
2. Disconnect door switches.
3. Check voltage between BCM connector M18, M19 terminals 12, 47 and ground.
  12 - Ground: Battery voltage
  
  47 - Ground: Battery voltage
  
  Fig 4: Checking Voltage Between BCM Connector M18, M19 Terminals 12, 47 And Ground
  Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG
- OK: GO TO 3.
- NG: Replace BCM. Refer to "REMOVAL AND INSTALLATION OF BCM ".
CHECK DOOR SWITCH CIRCUIT
1. Disconnect BCM.
2. Check continuity between door switch connector D213 (Front LH), D314 (Front RH) terminal 2, D211 (Rear upper LH), D312 (Rear upper RH), D212 (Rear lower LH), D313 (Rear lower RH) terminal 1 and BCM connector M18, M19 terminals 12, and 47.
  2 - 47: Continuity should exist
  
  2 - 12: Continuity should exist
  
  1 - 47: Continuity should exist
  
  1 - 12: Continuity should exist
3. Check continuity between door switch connector D213 (Front LH), D314 (Front RH) terminal 2, D211 (Rear upper LH), D312 (Rear upper RH), D212 (Rear lower LH), D313 (Rear lower RH) terminal 1 and ground.
  2 - Ground: Continuity should not exist
  
  1 - Ground: Continuity should not exist
  
  Fig 5: Checking Continuity Between Door Switch Connector Terminals And Ground
  Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG
- OK: GO TO 4.
- NG: Repair or replace harness.
CHECK DOOR SWITCHES GROUND CIRCUIT
Check continuity between door switch connector D213 (Front LH), D314 (Front RH) terminal 3, D211 (Rear upper LH), D312 (Rear upper RH), D212 (Rear lower LH), D313 (Rear lower RH) terminal 2 and ground.

3 - Ground: Continuity should not exist

2 - Ground: Continuity should not exist

OK or NG
- OK: GO TO 5.
- NG: Repair or replace harness.
  
  Fig 6: Checking Door Switches Ground Circuit
  Courtesy of NISSAN MOTOR CO., U.S.A.

CHECK DOOR SWITCHES

Check continuity between door switch terminals.

DOOR SWITCH TERMINALS CONTINUITY CONDITIONS

Item	Terminal	Condition	Continuity
Door switches (front)	2 - 3	Open	Yes
Door switches (front)	2 - 3	Closed	No
Door switches (rear upper and lower)	1 - 2	Open	Yes
Door switches (rear upper and lower)	1 - 2	Closed	No

OK or NG

OK: Check condition of harness and connector.
NG: Replace door switch.

Fig 7: Checking Continuity Between Door Switch Terminals
Courtesy of NISSAN MOTOR CO., U.S.A.