Wiper Control

Wiper Data Flow

Fig 1: Wiper Control Function Diagram
Courtesy of KIA MOTORS AMERICA, INC.
Washer Interlocking Wiper
1. Turn Wiper switch ON after T1 when turning Washer switch on at the status of IGN2 ON and if the input of Washer switch is between 0.06 and 0.2sec, turn the output of Wiper relay OFF after T3. But, ignore the input the input of Washer switch after operating Washer interlocking wiper.
  
  Fig 2: Washer Interlocking Wiper Time Chart (1 Of 3)
  Courtesy of KIA MOTORS AMERICA, INC.
2. Turn Wiper relay ON after T1 when turning Washer switch ON at the status of IGN2 ON and if the input of Washer switch is more than 0.2sec, turn the output of wiper relay off for 2.5 ~ 3.8sec after turning washer switch OFF. But, ignore the input of Washer switch occurred while Washer interlocking Wiper is being operated and accept it from the input of Washer switch after operating Washer interlocking Wiper.
  
  Fig 3: Washer Interlocking Wiper Time Chart (2 Of 3)
  Courtesy of KIA MOTORS AMERICA, INC.
3. Turn the output of WASHER INTERLOCKING WIPER when Washer switch is turned ON for more than 0.2sec during the operation of INT WIPER. If Washer switch is turned on for less than 0.2sec, turn the output of Wiper Relay once.
  
  Fig 4: Washer Interlocking Wiper Time Chart (3 Of 3)
  Courtesy of KIA MOTORS AMERICA, INC.
4. In case of starting (IGN1 ON & IGN2 OFF) ignore the input of Washer switch.
Mist Interlocking Wiper
1. Turn the output of Wiper Relay for 700ms when Mist switch ON at the status of IGN2 ON.
  
  Fig 5: Mist Interlocking Wiper Time Chart (1 Of 2)
  Courtesy of KIA MOTORS AMERICA, INC.
2. If the input of Mist switch is continuous (for more than 700ms), keep the condition of Wiper Relay is ON and if Mist switch is turned OFF turn the output of Wiper Relay for 700ms from that point.
3. Ignore the input of Mist switch while operating WIPER by INT WIPER, WASHER Interlocking WIPER.
  
  Fig 6: Mist Interlocking Wiper Time Chart (2 Of 2)
  Courtesy of KIA MOTORS AMERICA, INC.
Variable INT Wiper
Variable INT Wiper is operated by INT volume when the input of INT WIPER switch is ON at the status of IGN2 ON.

Fig 7: Variable INT Wiper Time Chart
Courtesy of KIA MOTORS AMERICA, INC.
Rear Wiper Control

Fig 8: Rear Wiper Control Function Diagram
Courtesy of KIA MOTORS AMERICA, INC.
Rear Washer Inter Locking Rear Wiper
1. Rear Wiper Relay is turned ON after T1 When Rear Washer switch is turned ON at the status of IGN2 ON. If input of Rear Washer switch is less than 0.2sec and more than 0.06sec, Rear Wiper Relay is turned OFF after T3. Ignore the input of Rear Washer switch operating Rear Washer interlocking Rear Wiper accepts the input of Rear Washer switch after the operating Rear Washer interlocking Rear Wiper.
  
  Fig 9: Rear Washer Inter Locking Rear Wiper Time Chart (1 Of 3)
  Courtesy of KIA MOTORS AMERICA, INC.
2. Rear Wiper Relay is turned ON after T1 When Rear Washer switch is turned ON at the status of IGN2 ON. If input of Rear Washer switch is more than 0.2sec, output of Rear Wiper Relay is turned OFF after output of Rear Wiper Relay is turned ON for more than 2.5sec and less than 3.8sec after Rear Washer switch OFF. Ignore the input of Rear Washer switch operating Rear Washer interlocking Rear Wiper accept the input of Rear Washer switch after the operating Rear Washer interlocking Rear Wiper.
  
  Fig 10: Rear Washer Inter Locking Rear Wiper Time Chart (2 Of 3)
  Courtesy of KIA MOTORS AMERICA, INC.
3. If the input of Rear Washer switch is more than 0.2sec operating Rear Wiper INT, output of Rear Washer interlocking Rear Wiper is turned ON. If the input of Rear Washer is less than 0.2sec, turn the output of Rear Washer interlocking Rear Wiper once.
  
  Fig 11: Rear Washer Inter Locking Rear Wiper Time Chart (3 Of 3)
  Courtesy of KIA MOTORS AMERICA, INC.
Rear Wiper ON
1. IF Rear Wiper ON switch is ON at the status of IGN2 ON, the output of Rear Wiper Relay is turned ON for 700ms.
  
  Fig 12: Rear Wiper ON Time Chart
  Courtesy of KIA MOTORS AMERICA, INC.
2. If the input of Rear Wiper ON switch is continuous (for more than 700ms), keep the condition of Rear Wiper Relay ON is ON and if Rear Wiper ON switch is turned OFF turn the output of Rear Wiper Relay for 700ms from that point.
Rear Wiper INT
1. If Rear Wiper INT switch is turned ON, Rear Wiper Relay is operated in a cycle (0.7sec ON & 6sec OFF).
  
  Fig 13: Rear Wiper INT Time Chart
  Courtesy of KIA MOTORS AMERICA, INC.