12. Input Shaft End Play Measurement

Input Shaft End Play Measurement

Special Tools
* J 39686 - Input End Play Check Tool
* J 25025-7A - Dial Indicator Post
* J 8001 - Dial Indicator

For equivalent regional tools, refer to Special Tools (4T80-E - Automatic Transmission).




1. Rotate the transmission so the side cover (29) faces up.
2. Install the J 39686 - input end play check tool into the case barrel. Install the J 25025-7A - dial indicator post.




3. Locate the J tab of the J 39686 - input end play check tool on the input shaft (604). The arrow on the J tab should have a 90 degree orientation.

Note: The washer of the J 39686 - input end play check tool must rest flat on the case cover seal.

4. Rotate the threaded shaft of the J 39686 - input end play check tool clockwise until the shaft is tight. Leave enough space for the collar.
5. Insert the collar. Install the J 8001 - dial indicator.




6. Push down on the handle of the J 39686 - input end play check tool and check the end play. End play should be 0.10-0.85 mm (0.004-0.033 in).
If the measurement is out of the specification range, determine the appropriate selective thrust washer (522) for installation when you reassemble the input shaft.
7. Remove the J 8001 - dial indicator, the J 25025-7A - dial indicator post and the J 39686 - input end play check tool.