Wiper Control

Low speed control
In IGN2 ON State, if there is wiper low input (LIN communication), then wiper low relay output is turned ON.
High speed control
In IGN2 ON State, if there is wiper high input (LIN communication), then both wiper low and wiper high relay outputs are turned ON.
Speed sensing int. wiper (without rain sensor option) Vehicle speed and int. time volume control the interval time of int. wiper.
In IGN2 ON State, if there is wiper int. input (LIN communication), then wiper is controlled by vehicle speed and wiper int.

Fig 1: Wiper Control On/Off Time Chart
Courtesy of KIA MOTORS AMERICA, INC.
Wiper control by mist switch (multifunction switch)
In IGN2 ON state, if mist switch input is ON then wiper low relay output is turned ON until mist switch is OFF.