Headlamps Do Not Turn OFF

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

CHECK COMBINATION SWITCH INPUT SIGNAL
Select "BCM" on CONSULT-II. With "HEAD LAMP" data monitor, make sure "HEAD LAMP SW 1" and "HEAD LAMP SW 2" turns ON-OFF linked with operation of lighting switch.
1. When lighting switch is OFF position: HEAD LAMP SW 1 OFF
2. : HEAD LAMP SW 2 OFF
OK or NG
1. OK: Replace IPDM E/R. Refer to REMOVAL AND INSTALLATION OF IPDM E/R .
2. NG: GO TO 2.
  
  Fig 1: CONSULT-II Display - Data Monitor
  Courtesy of NISSAN MOTOR CO., U.S.A.
CHECK LIGHTING SWITCH
Check lighting switch. Refer to COMBINATION SWITCH INSPECTION .

OK or NG
1. OK: GO TO 3.
2. NG: Replace switch. Refer to REMOVAL AND INSTALLATION .
CHECKING CAN COMMUNICATIONS BETWEEN BCM AND IPDM E/R
Select "BCM" by CONSULT-II, and perform CAN COMMUNICATION INSPECTION USING CONSULT-II . for BCM.
1. Display of self-diagnosis results
1. NO DTC: Replace IPDM E/R.
2. CAN COMM CIRCUIT: Refer to CAN COMMUNICATION INSPECTION USING CONSULT-II .
  
  Fig 2: CONSULT-II Display - Self-Diagnosis Results
  Courtesy of NISSAN MOTOR CO., U.S.A.