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.
Removal (Part -3)
Remove the secondary HO2S harness bracket (A) from the steering gearbox.
NOTE: Do not disconnect the secondary HO2S 4P connector and the secondary HO2S.
...
Auto Door Locking/Unlocking
Your vehicle locks all doors and unlocks the driver’s door automatically when
a
certain condition is met.
You can turn off or change to another auto door
locking/unlocking setting using the mas ...
Brake Assist System
■Brake Assist System
Designed to assist the driver by generating greater braking force when you
depress
the brake pedal hard during emergency braking.
■ Brake assist system operatio ...