Fuel Pressure Regulator Replacement

Remove the fuel tank unit (see FUEL TANK UNIT REMOVAL/INSTALLATION ).
Remove the clip (A).

Fig 1: Identifying Fuel Pressure Regulator, O-Ring, Drain Hole & Clip
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Remove the fuel pressure regulator (B).
Install the parts in the reverse order of removal with new O-rings (C).
Make sure the regulator is installed with the drain hole (D) facing down.

NOTE: Coat the O-rings with clean engine oil. Do not pinch the O-rings during installation. Never apply brake fluid, vegetable oil, or alcohol-based oil to the O-rings.