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Home >> Kia >> 2021 >> Seltos LX >> Repair and Diagnosis >> Electrical >> Charging Systems >> USB And Wireless Power Charging System >> Wireless Power Charger (WPC) >> Description & Operation >> Description >> Wireless Power Charger System Major Functions

Wireless Power Charger System Major Functions

  1. Charging Function
    1. Activation method
      1. Close all car doors.
      2. Switch vehicle power to IG ON.
      3. Place the wireless charging-enabled mobile phone on the tray.
    2. Charging status display
    Mode Charging LED display Remark
    Stand by for charging LED turned OFF  
    Charging in process Amber LED turned ON  
    Charging completed Green LED turned ON  
    Charging error (FOD/High Temperature) Amber LED blinks
    • Amber LED blink (500ms ON/500ms OFF period)
    • FOD detection: 10 times blink and pause for 50 sec → FOD status re-check
    • High Temp.: 10 times blink when not charged by high temperature. LED OFF till the ERROR is released.
  2. Mobile phone neglect alert function
    1. Activation method
      1. Ignition OFF when the phone is still charging.
      2. Check if there is a phone on wireless charging unit.
      3. Warning message if the phone is left in the WPC charge pad and the drivers door is opened or if the phone is left for more than 1 minute.
    G13486627Courtesy 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. After the thermistor temperature falls (LED OFF till the high temperature ERROR is released), charging will re-start.

        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 disabled if there are coins or other metallic objects between the wireless charging unit and the mobile phone.

      [Foreign matter] 

      G13486628Courtesy 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 charging has stopped, 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. IBU unit low frequency (LF) 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.
      G13486629Courtesy 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 IBU unit is completed.
  6. Turn the wireless charging function ON/OFF with USM.
    G13486630Courtesy of KIA MOTORS AMERICA, INC.

    * Tailgate applies to RV vehicle models.