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Home >> Kia >> 2021 >> Sedona EX >> Repair and Diagnosis >> Electrical >> Charging Systems >> Wireless Power Charger (WPC) System >> Description And Operating Principle >> Major Functions Of Wireless Power Charger System
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Major Functions Of Wireless Power Charger System

  1. Charging Function
    1. Activation method
      1. Close all doors of the car.
      2. Switch vehicle power to ACC or IG ON.
      3. Place the wireless charging-enabled mobile phone on the tray.
    2. Charging status display
      Mode Charging LED display Remarks
      Stand by for charging LED turned OFF
      G13047625Courtesy of KIA MOTORS AMERICA, INC.
       
      Charging in process Amber LED turned ON
      G13047626Courtesy of KIA MOTORS AMERICA, INC.
       
      Charging completed Green LED turned ON
      G13047627Courtesy of KIA MOTORS AMERICA, INC.
       
      Charging error Amber LED blinks
      G13047628Courtesy of KIA MOTORS AMERICA, INC.
      • Blinks 10 times for 10 seconds, then LED is turned off for 50 seconds (total 60 seconds)
  2. Alert for contact with mobile phone
    1. If you leave the smart phone on the charging pad when the vehicle ignition is in OFF, the vehicle will alert you through warning messages.
      G13047629Courtesy of KIA MOTORS AMERICA, INC.
  3. Overheating prevention
    1. Activation method
      1. If the thermistor temperature inside the wireless charging module rises above a certain level (158°F (70°C)), charging will stop to protect the mobile phone battery.

        Information 

        The amber LED of the charging display lamp blinks 10 times for 10 seconds.

      2. If the thermistor temperature falls below a certain level (149°F (65°C)), charging will restart.

        Information 

        When the charging function is restarted, the amber LED of the charging display lamp will be turned on.

  4. Foreign matter detection
    1. Charging will be stopped if there is a coin or other metallic object between the wireless charging unit and the mobile phone.

      [Foreign matter] 

      G13047630Courtesy of KIA MOTORS AMERICA, INC.

      Information 

      • Foreign matter: All metallic objects such as coins, clips, and precious metals
      • The amber LED of the charging display lamp blinks 10 times for 10 seconds, and then it is turned off for 50 seconds (total 60 seconds).
      • The process is repeated for every 60 seconds.
      CAUTION: Be careful as touching the foreign matter by hand may cause burns.
    2. When system has detected foreign matter and stopped charging the mobile phone, the wireless charging function will resume immediately after removing the foreign matter.

      Information 

      When the charging function is restarted, the amber LED of the charging display lamp will be turned on.

  5. BCM unit LF frequency interference prevention

    This function prevents interference between the wireless charging frequency and smart key unit frequency band.

    1. Wireless charging is stopped when the door is open or the IBU unit is in LF mode (searching for smart key).

      e.g. Wireless charging function is stopped if the driver carries the smart key out of the vehicle during IG ON.

      G13047631Courtesy of KIA MOTORS AMERICA, INC.

      Information 

      Charging will stop and the amber LED of the charging display lamp will turn off.

    2. It will return to normal operating status when the LF mode of the BCM unit is completed.
  6. Turn the wireless charging function ON/OFF with USM.
G13047632Courtesy of KIA MOTORS AMERICA, INC.

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