How do you repair fuel injectors 1991 Nissan 240sx?

To repair fuel injectors on a 1991 Nissan 240SX, first, disconnect the battery and relieve the fuel pressure by removing the fuel pump fuse and running the engine until it stalls. Remove the intake manifold and access the injectors. Inspect them for clogs or leaks; you can clean them using a fuel injector cleaner or replace them if necessary. Reassemble everything, ensuring all connections are secure, and then reconnect the battery.