The sixteen Civic 1998 (w) 4dr Ex (ka) Heater Control component parts are all listed in this schematic.
A sample from the products for the Heater Control include: Lever, Bulb Assy, Switch, Heater Fan, Clip, Band Harn.
Of all the components used in this assembly the Contl Assy,*nh1l* is the most expensive.