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.
Gearshift Mechanism Replacement (M/T)
NOTE: Make sure not to get any silicone grease on the terminal part of the
connectors and switches, especially if you have silicone grease on your hands or
gloves.
...
Manual Transmission
The manual transmission is synchronized in all forward gears for smooth operation.
It has a lockout so you cannot shift directly from fifth to reverse. When shifting
up or down, make sure you pu ...
Emissions Testing
Testing of Readiness Codes
Your vehicle uses “readiness codes,” as part of its onboard self diagnostic
system.
Some states refer to these codes during testing to see if your vehicle’s
em ...