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Home >> Kia >> 2021 >> Niro EV EX >> Repair and Diagnosis >> Electrical >> Charging Systems >> Wireless Power Charging System >> Description And Operation >> Major Functions Of Wireless Power Charger System

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
      G13375213Courtesy of KIA MOTORS AMERICA, INC.
       
      Charging in process Amber LED turned ON
      G13375214Courtesy of KIA MOTORS AMERICA, INC.
       
      Charging completed Green LED turned ON
      G13375215Courtesy of KIA MOTORS AMERICA, INC.
       
      Charging error (FOD/High Temperature) Amber LED blinks
      G13375216Courtesy of KIA MOTORS AMERICA, INC.
      • 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. Alert for contact with mobile phone
    1. Activation method
      1. Key OFF while the mobile phone is being charged.
      2. Checks if the mobile phone is placed on the wireless charging unit.
      3. Alert message for contact with mobile phone is displayed on the instrument panel (for about 4 - 5 seconds).
        G13375217Courtesy 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, and then it is turned off for 50 seconds (total 60 seconds).
        • The process is repeated for every 60 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 stopped if there is a coin or other metallic object between the wireless charging unit and the mobile phone.

      [Foreign matter] 

      G13375218Courtesy 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. After the system has detected foreign matter and stopped charging the mobile phone, the charging will resume in about 60 seconds once the foreign matter has been removed.

      Information 

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

  5. SMK 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 SMK 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.
      G13375219Courtesy 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 SMK unit is completed.
  6. Turn the wireless charging function ON/OFF with USM.
    G13375220Courtesy of KIA MOTORS AMERICA, INC.

    * Tailgate applies to RV vehicle models.