Key Reminder Warning System - Diagnosis: Inspection

INSPECT UNLOCK WARNING SWITCH ASSY
1. Remove the unlock warning switch.
2. Measure the resistance of the switch.
  Standard:
  
  Fig 1: Unlock Warning Switch Assy - Specified Condition
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  If the result is not as specified, replace the switch assy.
  
  Fig 2: Identifying Terminals Of Unlock Warning Switch Assy
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
INSPECT FRONT DOOR COURTESY LAMP SWITCH (DRIVER SIDE)
1. Remove the courtesy lamp switch.
2. Measure the resistance of the switch.
  
  Fig 3: Front Door Courtesy Lamp Switch - Specified Condition
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  Fig 4: Identifying Terminals Of Front Door Courtesy Lamp Switch (Driver Side)
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  Standard:
  
  If the result is not as specified, replace the switch assy.