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: 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: Mode selection
The mode selection button controls the direction of the air flow through the
ventilation
system.
The air flow outlet direction is cycled as
follows:
Face-Level (B, C, E)
Air flow is directed toward the upper
body and face. Additionally, each outlet
can be controlled to direct th ...