Component Function Check

CONSULT DATA MONITOR

1. Turn the ignition switch ON.
2. Select "OPTICAL SENSOR" of BCM (HEADLAMP) data monitor item.
3. Turn the lighting switch AUTO.
4. With the optical sensor illuminating, check the monitor status.

   Monitor item	Condition		Voltage (Approx.)
   OPTICAL SENSOR	Optical sensor	When illuminating	3.1 V or more (1)
   		When shutting off light	0.6 V or less
   (1) Illuminates the optical sensor. The value may be less than the standard value if brightness is weak.

   Is the item status normal? 

   YES: Optical sensor is normal.

   NO: Refer to "DIAGNOSIS PROCEDURE ".