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Component Function Check

CAUTION: Before performing the diagnosis, check that the following is normal.

Interior room lamp power supply
Map lamp bulb

CHECK INTERIOR ROOM LAMP CONTROL FUNCTION
CONSULT ACTIVE TEST
1. Switch the map lamp switch to DOOR.
2. Turn the ignition switch ON.
3. Select "INT LAMP" of BCM (INT LAMP) active test item.
4. With operating the test items, check that each interior room lamp turns ON/OFF (gradual brightening/dimming).
  On: Interior room lamp gradual brightening
  
  Off: Interior room lamp gradual dimming
  
  Does the interior room lamp turns ON/OFF (gradual brightening/dimming)?
  
  YES: Interior room lamp control circuit is normal.
  
  NO: Refer to "DIAGNOSIS PROCEDURE ".