Remove the fuel pump.
(Refer to Fuel Delivery System - "Fuel Pump")
Disconnect the electric pump wiring connector (A) and the fuel sender connector (B).
Remove the fixing clip (A), and then separate the head assembly (B).
Remove the reservoir-cup (B) after releasing the fixing hooks (A).
Remove the cap (A), and then fuel pressure regulator (B).
Install in the reverse order of removal.