Inspection Procedure

Check Back Door Power Window Operation
1. Check that the back door power window operates via the back door power window switch.
1. OK: Go to Next Step
2. NG: Another Problem (See MANUAL UP/DOWN FUNCTION DOES NOT OPERATE )
Inspect Tail Gate Control Switch Assy
1. Disconnect the switch connector.
2. Insert the key to the switch.
3. Check the continuity between the terminals of the switch connector when turning the key.
  
  Fig 1: Identifying Tail Gate Control Switch Terminals
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  Standard:
  
  Fig 2: Tail Gate Control Switch Specifications Table
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
1. OK: Repair Or Replace Harness And Connector (Back Door ECU >--< Switch)
2. NG: Replace Tail Gate Control Switch Assy