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Rear Defogger Timer Control

  1. Rear Defogger Control Data Flow
    Fig 1: Rear Defogger Timer Control Function Diagram
    G06525412Courtesy of KIA MOTORS AMERICA, INC.
  2. Rear Defogger Timer
    1. With the Engine Running (charging voltage at Alt 'L' terminal, 12v at IGN1) and the Rear Defogger turned on, the Rear Defogger relay will stay ON for 20min.
    2. If Rear Defogger switch turns ON again while Rear Defogger relay output is ON, turn Rear Defogger relay output OFF.
    3. The Defogger will turn OFF if there is no charging voltage at Alt 'L' or there is not 12v at ING1 even though the Rear Defogger relay output is ON.
    4. If Alt'L' is over 10 Volts Engine is RUNNING (Alt 'L' ON) and if Alt 'L' is less than 5 Volts ENGINE is STOPPED (Alt 'L' OFF). Also, Alt L is between 5 and 10 Volts, keep the previous condition.
    5. Rear Defogger relay should not be outputted when turning Alt 'L' ON while Rear Defogger switch is pressed.
      Fig 2: Rear Defogger Timer Time Chart
      G06525413Courtesy of KIA MOTORS AMERICA, INC.
  3. Power Window Timer
    Fig 3: Power Window Timer Function Diagram
    G06525414Courtesy of KIA MOTORS AMERICA, INC.
    1. Turn Power window Relay output ON when turning IGN2 ON.
    2. Turn Power window Relay output OFF after keeping Power window Relay output for 30sec when IGN2 is OFF.
    3. Turn Power window Relay OFF immediately when opening Driver Door Switch or Passenger Door Switch within the condition (2) above.
    4. Turn Power window Relay output OFF when IGN2 is OFF while Driver Door Switch or Passenger Door Switch is open.
    Fig 4: Power Window Timer Time Chart
    G06525415Courtesy of KIA MOTORS AMERICA, INC.
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