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Hyundai Tucson: Air ventilation seat

Hyundai Tucson - Fourth generation (NX4) - (2020-2023) - Workshop Manual / Body Electrical System / Seat Electrical / Air ventilation seat

Component Location

  1. Air ventilation seat blower
  2. Air ventilation seat control unit
  3. Air ventilation seat duct

Components

Removal

Removal

Cushion Blower

  1. Remove the front seat assembly.

    (Refer to Body - "Front Seat Assembly")

  2. Remove the cushion blower(A) after loosening the disconnecting the connector.

Air Duct

Air Duct

  1. Remove the front seat back cover.

    (Refer to Body - "Front Seat Back Cover")

  2. Remove the air duct (A) after loosening mounting screws.

Air Ventilation Unit

Air Ventilation Unit

  1. Remove the front seat assembly.

    (Refer to Body - "Front Seat Assembly")

  2. Remove the air ventilation unit (A) after loosening mounting screws.

  1. Remove the air ventilation unit (A) after disconnecting unit connector.

Installation

Installation

Cushion Blower

  1. Install the cushion blower.
  2. Install the front seat assembly.

Air Ventilation Unit

  1. Install the air ventilation unit.
  2. Install the front seat assembly.

Air Duct

  1. Install the air duct.
  2. Install the front seat back cover.

Inspection

Diagnosis mode

  1. You can enter the diagnosis mode by turning the ventilation seat button on.
  2. Enter the diagnostic mode referring to below description.
  • In failure mode, press the ventilation seat button for 4 seconds and release it.
  • Press the ventilation seat button for 2 seconds and release it.
  • Lastly, press the ventilation seat button for 4 seconds and release it.
  • When entering the failure mode, the LED of the ventilation seat button turns ON/OFF/blinks at each stage.
  1. After entering the diagnosis mode, you can check what failed by checking the blinking LED.

Ventilation & Heater Switch

  1. You can check the malfunctioning by checking the blinking LED.
  2. The ventilating seat unit will record the malfunctioning that occurred.
  3. If you press the seat heater button for more than five seconds, the LED for malfunctioning memory will blink four times and the recorded memory will be deleted.
  4. Pressing the IGN OFF button will end the diagnosis mode for the ventilating seat.
  5. You can check wheter the ventilating seat system works properly after turning the IGN ON. If you want to check the error code, you can refer to the procedure of 2 above.

Removal

  1. Disconnect the negative (-) battery terminal.
  2. Remove the front seat back cover.

    (Refer to Body - "Front Seat Back Cover")

  3. Disconnect motor connecotor (A).

  1. Remove the front side airbag (A).

  1. Remove the lumber support cable bracket after loosening mounting screws.

  1. Remove the lumber support (A).

Installation

Installation

  1. Install the lumber support assembly.
  2. Install the seat back cover.

Inspection

  1. Remove the front seat back cover.

  1. When the battery power is supplied to the motor connector, check the motor for smooth operation.
  2. Reverse the connections and check that the motor turns in reverse.
  3. If the motor runs abnormally, replace it.

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