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).

4.Remove the front side airbag (A).

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

6.Remove the lumber support (A).

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

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

Air Ventilation Seat
Fuses And RelaysHyundai Tucson (NX4) 2022-2026 Owner's Manual: Good Driving Practices
Never shift the gear from P (Park) or N
(Neutral) to any other gear when the
accelerator pedal is depressed.
Never shift the gear into P (Park) when
the vehicle is moving. Completely
stop before shifting into R (Reverse) or
D (Drive).
Do not shift to N (Neutral) when
driving ...
Hyundai Tucson (NX4) 2022-2026 Owner's Manual: Occupant Classification System
(OCS). Do not install a Child Restraint
System on the Front Passenger’s
Seat
Your vehicle is equipped with an
Occupant Classification System (OCS) in
the front passenger’s seat.
Main components of the Occupant
Classification System
A detection device located within the
front passenger seat cushion.
Electronic system to determine
whether the passenger a ...