Yamaha KODIAK 400 Owner's Manual page 155

If correct free play cannot be obtained, ask a
Yamaha dealer to make that adjustment.
NOTE:
_
When adjusting the rear brake lever free play:
Be sure not to step on the brake pedal.
G
G Make sure the brake pedal does not
move.
_
Adjusting the brake pedal
The top of the brake pedal should be posi-
tioned 72 mm (2.83 in) above the top of the
footrest. If not, ask a Yamaha dealer to adjust
it.
a. Brake pedal position
8-45