How do you replace the fuel pump on a 1984 Toyota Cressida?

To replace the fuel pump on a 1984 Toyota Cressida, first disconnect the negative battery terminal and relieve fuel system pressure by removing the fuel filler cap and using a fuel pressure gauge. Next, access the fuel pump by removing the rear seat and the fuel pump access cover. Disconnect the electrical connectors and fuel lines from the pump, then unbolt and remove the old pump. Install the new pump in reverse order, ensuring all connections are secure before reassembling and testing the system.