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.
Ignition Coil and Spark Plug Removal/Installation
Remove the under-cowl panel.
Disconnect the ignition coil connectors (A), then remove the ignition
coils (B).
Remove the spark plugs, and inspect them.
...
Removal
Drain the engine coolant.
Remove the air cleaner.
Remove the heater hose clamp bracket mounting bolt (A) and the harness
holder mounting bolt (B).
...
Rear Seat Disassembly/Reassembly
Special Tools Required
KTC Trim Tool Set SOJATP2014
*Available through the Honda Tool and Equipment Program; call
888-424-6857
NOTE:
Use the appropriate tool from the KTC trim to ...