NOTE:
Identify each part as it is removed so that each item can be reinstalled in its original location.
Inspect the rocker arm shaft and the rocker arms.
If reused, the rocker arms must be installed in the their original locations.
Remove the rocker shaft bolt before removing the rocker shaft from the rocker shaft holder bridge.
Prior to reassembling, clean all the parts in solvent, dry them, and apply new engine oil to any contact points, the bearing surfaces, and lost motions.
When replacing the rocker arm assembly, remove the fastening hardware from the new rocker arm assembly.

Rocker Arm Assembly Removal
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.
...
Shifter Input and Linkage
Paddle Shifter (Downshift Switch) Replacement (A/T)
SRS components are located in this area. Review the SRS component locations
and the precautions and procedures before doi ...
Engine Oil Filter Feed Pipe Replacement
Remove the filter.
Remove the oil filter feed pipe.
Install two 20 x 1.5 mm nuts (A) onto the new oil filter feed pipe, and
hold one nut with a wrench, then ti ...