Sliding Roof System: Inspection

WARNING: This page is about a different car, the 2002 Toyota 4Runner. However, it is still accessible from the selected car via links, so may be relevant.

Inspect sliding roof motor continuity :
1. Connect the positive (+) lead from the battery to terminal 2 and the negative (-) lead to terminal 1, and check that the motor turns clockwise.
  
  Fig 1: Testing Sliding Roof Motor (1 Of 2)
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Connect the positive (+) lead from the battery to terminal 1 and the negative (-) lead to terminal 2, and check that the motor turns counterclockwise.
  
  Fig 2: Testing Sliding Roof Motor (2 Of 2)
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  If the operation is not as specified, replace the motor.
Inspect sliding roof control relay circuit :
Disconnect the connector from the relay and inspect the connector on the wire harness side.

Fig 3: Identifying Sliding Roof Control Relay Terminals
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Fig 4: Sliding Roof Control Relay Terminal Specifications
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Inspect limit switch continuity :

Fig 5: Identifying Limit Switches & Terminals
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Fig 6: Limit Switch Specifications Chart
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

If the continuity is not as specified, replace the switch.