Torque Converter Clutch And Drive Plate: Inspection

WARNING: This page is about a different car, the 2003 Lexus LS 430 and 2002 Lexus LS 430. However, it is still accessible from the selected car via links, so may be relevant.

Inspect One-Way Clutch
1. Install Sst So That It Fits In The Notch Of The Converter Hub And Outer Race Of The One-Way Clutch.
  Sst 09350-30020 (09351-32020)
  
  Fig 1: Identifying Sst
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Press On The Serrations Of Starter With A Finger And Rotate It.
  Check If It Rotates Smoothly When Turned Clockwise And Locks Up When Turned Counterclockwise.
  
  Fig 2: Checking Rotation
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Measure Drive Plate Runout And Inspect Ring Gear
Set Up A Dial Indicator And Measure The Drive Plate Runout.

Maximum Runout: 0.20 Mm (0.0079 In.)

If Runout Is Not Within The Specification Or If The Ring Gear Is Damaged, Replace The Drive Plate. If Installing A New Drive Plate, Note The Orientation Of Spacers And Tighten The Bolts.

Torque:

1St: 49 N.M (500 Kgf.Cm, 36 Ft.Lbf)

2Nd: Turn Extra 90°

Fig 3: Measuring Drive Plate Runout
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Measure Torque Converter Clutch Sleeve Runout
1. Temporarily Mount The Torque Converter Clutch To The Drive Plate. Set Up A Dial Indictor.
  Maximum Runout: 0.30 Mm (0.0118 In.)
  
  If Runout Exceeds 0.30 Mm (0.0118 In.), Try To Correct By Reorienting The Installation Of The Torque Converter Clutch.
  
  If Excessive Runout Cannot Be Corrected, Replace The Torque Converter Clutch.
  
  Hint:
  
  Mark The Position Of The Torque Converter Clutch To Ensure Correct Installation.
2. Remove The Torque Converter Clutch.
  
  Fig 4: Measuring Torque Converter Clutch Sleeve Runout
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002