Remove the fuel tank unit.
Remove the reservoir (A).

Remove the clip (B) and the ground wire (C), then remove the bracket (D).
Remove the clip (E), then remove the fuel pressure regulator (F).
Install the parts in the reverse order of removal with new O-rings (G) and a new bracket. When installing the fuel tank unit, align the marks on the unit and the fuel tank.
NOTE:
Coat the O-rings with clean engine oil; do not use any other oils or fluids.
Do not pinch the O-rings during installation.
Use all the new parts supplied in the pressure regulator replacement kit.
Spark Plug Inspection
Remove the ignition coils and the spark plugs.
Inspect the electrodes and the ceramic insulator:
Burned or worn electrodes may be caused by these conditions:
...
Removal (Part -1)
Do the battery terminal disconnection procedure.
Raise and support the vehicle.
Remove the front wheels.
Tilt the steering column all the way up and mov ...
Cylinder Head Inspection for Warpage
Remove the cylinder head.
Inspect the camshaft.
Check the cylinder head for warpage. Measure along the edges, and three
ways across the center:
If wa ...