Key Warning Chime and Light Warning Chime Do Not Operate (Seat Belt Warning Chime Does Operate)

WARNING: This page is about a different car, the 2007 Nissan Pathfinder. However, it is still accessible from the selected car via links, so may be relevant.

CHECK BCM INPUT SIGNAL
With CONSULT-II
1. Select "BCM" on CONSULT-II.
2. With "DATA MONITOR" of "BUZZER", confirm "DOOR SW-DR" changes with the status of front door LH.
  When front door LH is opened : DOOR SW-DR ON
  
  When front door LH is closed : DOOR SW-DR OFF
  
  Fig 1: Identifying CONSULT II Display - DATA MONITOR
Without CONSULT-II

Check voltage between BCM harness connector M19 terminal 47 and ground.

When front door LH is opened : Approx. 0V

When front door LH is closed : Approx. 5V

Fig 2: Checking Voltage Between BCM Connector M19 Terminal 47 And Ground

OK or NG

OK: Replace the BCM. Refer to "REMOVAL AND INSTALLATION ".

NG: GO TO 2.
CHECK FRONT DOOR SWITCH LH CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect BCM connector M19 and front door switch LH connector B8.
3. Check continuity between BCM harness connector M19 terminal 47 and front door switch LH harness connector B8 terminal 2.
  Continuity should exist .
4. Check continuity between BCM harness connector M19 terminal 47 and ground.
  Continuity should not exist .
  
  Fig 3: Checking Continuity Between BCM Connector Terminal 47 And Front Door Switch Connector Terminal 2
OK or NG

OK: GO TO 3.

NG: Repair harness or connector.
CHECK FRONT DOOR SWITCH LH
Check continuity between front door switch LH terminal 2 and exposed metal of switch while pressing and releasing switch.

When front door switch LH is released : Continuity should exist .

When front door switch LH is pushed : Continuity should not exist .

OK or NG

Fig 4: Checking Continuity Between Front Door Switch LH Terminal 2 And Exposed Metal Of Switch

OK: Replace the BCM. Refer to "REMOVAL AND INSTALLATION ".

NG: Replace the front door switch LH.