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Hyundai Tucson: System Configuration Diagram

Hyundai Tucson - Fourth generation (NX4) - (2020-2023) - Workshop Manual / Body Electrical System / Wireless Power Charger System / System Configuration Diagram

  1. Instrument cluster : Alerts about contact with mobile phone
  2. IBU unit: Determines contact with mobile phone
  3. Wireless charging lamp : Displays the charging status
  4. SMK unit: Stops charging during the activation of LF

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

  1. 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).

  1. Overheating prevention

(1) Activation method

  1. If the thermistor temperature inside the wireless charging module rises above a certain level (158ºF (70ºC)), charging will stop to protect the mobile phone battery.

WARNING

  • 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.
  1. If the thermistor temperamre falls below a certain level (149ºF (65ºC)), charging will restart.

WARNING

When the charging function is re-operated, the amber LED of the charging indicator lamp is displayed.

  1. 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 Foreign matter

WARNING

  • 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.

WARNING

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.

WARNING

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

  1. 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.

WARNING

WARNING

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

(2) It will return to normal operating status when the LF mode of the SMK unit is completed.

  1. Turn the wireless charging function ON/OFF with USM.

Protection of Wireless Power Charger System

Protection of Wireless Power Charger System

Wireless power charging

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