On-Vehicle Inspection

HINT:

When performing resetting of the limit switch, do checking after repeating up and down of the glass with automatic operation.

1. Confirmation of AUTO up operation:
   1. Confirm that the window will close fully with AUTO up operation.
2. Checking operation of the jam protection function:
   1. Raise the window with AUTO up operation and check that the window goes down when it touches the inserted handle of the hammer.
   2. Confirm that the window will then stop going down after about 200 mm (7.87 in).

      HINT:

      When removing the glass, glass guide, regulator, etc. be sure to perform a check of the jam protection function.

      If the jam protection is not functioning properly, adjust the power window motor switch and pulse switch.

1. Remove the back door ECU with the connectors still connected.
2. Connect the oscilloscope to terminals A-16 and A-17 and body ground.
Fig 1: Identifying A-16 & A-17 Connector Terminals With Waveform
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
3. Operate the back door power window switch.
4. Check the signal waveform according to the condition (s) in the table below.
   SIGNAL WAVEFORM CHECKING CONDITIONS
   
   

   Item	Condition
   Tool setting	5V/DIV, 10 ms/DIV
   Vehicle condition	Ignition switch ON

   OK: As shown in  Fig 1