Check the play of the release bearing by spinning it by hand. If there is excessive play or noise, replace the release bearing.

NOTE: The release bearing is packed with grease. Do not wash it in solvent.
Transmission End Cover Selector Control Shaft Oil Seal Replacement (A/T)
Special Tools Required
Driver Handle, 15 x 135L 07749-0010000
Bearing Driver Attachment, 22 x 24 mm 07746-0010800
Remove the oil seal from the end cover.
Install the new oil ...
Stator Test
Check that there is continuity between each lead (A):
If there is continuity, go to step
24.
If there is no continuity, replace the stator.
...
Secondary HO2S Replacement
Special Tools Required
O2 Sensor Wrench Snap-on S6176 or equivalent, commercially available
Disconnect the secondary HO2S connector (A).
Raise the vehicle on a lift.
...