1.Turn the ignition switch ON.
2.Manually operate the control switch and measure the voltage of the blower motor.
3.Select the control switch to raise the voltage until high speed.

| Fan Speed | Voltage (V) | |
| Manual Control | Auto Control | |
| 1 | 3.8 | 3.8 ~ 4.75 |
| 2 | 5 | 5.0 ~ 5.8 |
| 3 | 6.1 | 6.1 ~ 7.0 |
| 4 | 7.3 | 7.3 ~ 8.2 |
| 5 | 8.5 | 8.5 ~ 9.4 |
| 6 | 9.7 | 9.7 ~ 10.6 |
| 7 | 10.9 | 10.9 ~ 12.5 |
| 8 | Battery (+) | |
1.Disconnect the negative (-) battery terminal.
2.Remove the glove box.(Refer to Body (Interior and Exterior) - "Glove Box")
3.Disconnect the connector (A) and then remove the power mosfet (B) after loosening the mounting screws.

4.Install in the reverse order of removal.
Blower Resistor (Manual)
Climate Control Air FiltarHyundai Tucson (NX4) 2022-2026 Owner's Manual: SPORT mode indicator light. SMART mode indicator light. SNOW mode indicator
light
SPORT mode indicator light
This indicator light illuminates
When you select "SPORT" mode as the
drive mode.
For more information, refer to the "Drive
Mode Integrated Control System" section
in Chapter 6.
SMART mode indicator light
This indicator light illuminates:
When you select ''S ...
Hyundai Tucson (NX4) 2022-2026 Owner's Manual: Welcome System
Welcome system helps keep the driver
visible by turning on vehicle lights when
the driver approaches the vehicle.
Door Handle Light
When all the doors (and liftgate) are
closed and locked, the door handle light
turns on for about 15 seconds if:
Convenience > Welcome Mirror/
Lig ...