1.Remove the front seat assembly.(Refer to Body - "Front Seat Assembly")A: Slide motorB: Rear height motorC: Front height motorD: Lumbar support motor E: Reclining motor





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 there is an abnormality, replace the motors.


1.Disconnect the limit switch and operate the limit switch and then check for continuity between the terminals.
2.Make sure that the seat operation is normal in the reverse after the maximum operation.
3.If there is an abnormality, replace the limit switch.


Components and Components Location
Power Seat Control SwitchHyundai Tucson (NX4) 2022-2026 Service Manual: Heater Control Unit
- Components Location
1. Heater control unit
- Component
[Connector Pin Function]
Pin NoConnector AConnector B
1Driver's mode control actuator feedbackSensor ground
2Intake actuator feedbackECV (-)
3Passenger's temperature control actuator feedbackECV (+)
4Driver's temperature co ...
Hyundai Tucson (NX4) 2022-2026 Service Manual: Special Service Tools
- Special Service Tools
Tool (Number and Name)IllustrationUse
Deployment tool0957A-34100A
Airbag deployment tool.Use with (0957A-AL140, 0957A-AL160)
Dummy0957A-38200
Simulator to check the resistanceof each wiring harness.Use with (0957A-AL170, 0957A-AL190)
Airbag deployment & dummy adapte ...