Remove the cylinder head cover.
Loosen the rocker arm adjusting screws (A).

Unscrew the rocker shaft mounting bolts two turns at a time in the sequence shown.

Remove the rocker shaft mounting bolts, then remove the rocker arm assembly.

Controls
This chapter explains how to operate the various controls necessary for
driving. ...
MTF Inspection and Replacement (M/T)
Park the vehicle on level ground, and turn the engine off.
Raise the vehicle on a lift, and make sure it is securely supported.
Remove the splash shield.
...
ATF Cooler Hose Replacement (A/T)
Drain the automatic transmission fluid (ATF).
Install the ATF cooler hoses over the ATF cooler lines, and secure the
hoses with the clips in the details (A), (B), (C), and (D) ...