The most reasonably priced component used on the Civic 1998 (w) 4dr Lx (ka) Control Unit (engine Room) is the Blade Fuse Mini 7.5a.
Parts such as the Control Unit (engine Room): Bolt La(for Relay Bo, Relay Assy,power (4p, Bolt-wash.,6x16, Lower Cover are included in the Civic 1998 (w) 4dr Lx (ka) Control Unit (engine Room) parts fiche.
With four applications this Screw Wash M5x12 is the most specified part.