Hyundai Tucson: Air ventilation seat
Hyundai Tucson - Fourth generation (NX4) - (2020-2023) - Workshop Manual / Body Electrical System / Seat Electrical / Air ventilation seat
Component Location
- Air ventilation seat blower
- Air ventilation seat control unit
- Air ventilation seat duct
Components
Removal
Cushion Blower
- Remove the front seat assembly.
(Refer to Body - "Front Seat Assembly")
- Remove the cushion blower(A) after loosening the disconnecting the connector.
Air Duct
- Remove the front seat back cover.
(Refer to Body - "Front Seat Back Cover")
- Remove the air duct (A) after loosening mounting screws.
Air Ventilation Unit
- Remove the front seat assembly.
(Refer to Body - "Front Seat Assembly")
- Remove the air ventilation unit (A) after loosening mounting screws.
- Remove the air ventilation unit (A) after disconnecting unit connector.
Installation
Cushion Blower
- Install the cushion blower.
- Install the front seat assembly.
Air Ventilation Unit
- Install the air ventilation unit.
- Install the front seat assembly.
Air Duct
- Install the air duct.
- Install the front seat back cover.
Inspection
Diagnosis mode
- You can enter the diagnosis mode by turning the ventilation seat button on.
- 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.
- After entering the diagnosis mode, you can check what failed by checking the blinking LED.
Ventilation & Heater Switch
- You can check the malfunctioning by checking the blinking LED.
- The ventilating seat unit will record the malfunctioning that occurred.
- 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.
- Pressing the IGN OFF button will end the diagnosis mode for the ventilating seat.
- 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
- Disconnect the negative (-) battery terminal.
- Remove the front seat back cover.
(Refer to Body - "Front Seat Back Cover")
- Disconnect motor connecotor (A).
- Remove the front side airbag (A).
- Remove the lumber support cable bracket after loosening mounting screws.
- Remove the lumber support (A).
Installation
- Install the lumber support assembly.
- Install the seat back cover.
Inspection
- Remove the front seat back cover.
- When the battery power is supplied to the motor connector, check the motor for smooth operation.
- Reverse the connections and check that the motor turns in reverse.
- If the motor runs abnormally, replace it.
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