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Home >> Kia >> 2012 >> Optima LX, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 40 (Body Control Module (BCM) - HEV) >> Description and Operation >> Function >> Variable Int Wiper
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Variable Int Wiper

WARNING: This page is about a different variant/trim than selected.
Fig 1: Variable Int Wiper Communication Diagram
G08309148Courtesy of KIA MOTORS AMERICA, INC.
  1. Under IGN2 switch ON & Wiper Int switch ON states, and wiper int volume value are acquired and intermittent time is calculated. then, wiper intermittent time is automatically converted.
    Fig 2: Ignition 2, Wiper Int Switch And Wiper Low Relay Blinking Pattern
    G08309149Courtesy of KIA MOTORS AMERICA, INC.

    T1: 0.7 ± 0.1s, T2: INT Time(2.2 ± 0.2s ~ 10 ± 1s)

    *1 ON: IGN2 = ON OFF: IGN2 = OFF

  2. Wiper Control Precaution
    1. Variable int wiper
      1. Wiper low relay time is 0.7s ±0.1s.
      2. Intermittent time is from output ON to the next output ON.
      3. Wiper low relay output is continued for remaining ON time if INT switch is turned OFF during output.
      4. Intermittent time is restarted when IGN2 switch is ON and wiper Int switch is changed from OFF to ON.
      5. Intermittent time is restarted when wiper int switch is ON and IGN2 switch is changed from OFF to ON
      6. 2.5V is used when volume value is 2.5V or more.
        Input voltage (Volume) Intermittent time (sec) ±10% Remarks
        Speed is fixed
        0.0V 2.2 Sec  
        1.0V 3 Sec  
        1.5V 3.8 Sec  
        2.0V 5.6 Sec  
        2.5V 10 Sec  
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