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) 2022-2025 Owner's Manual: Highway Driving Assist Settings
Highway Driving Assist
With the ignition switch ON, go to Setup
> Vehicle > Driver Assistance > Driving
Convenience > Highway Driving Assist
(for infotainment system type) from the
Settings menu to turn Highway Driving
Assist on and off.
If Highway Driving Assist is sele ...
Hyundai Tucson (NX4) 2022-2025 Owner's Manual: In Case of an Emergency While Driving
If the Engine Stalls While Driving
• Reduce the speed gradually, keeping
a straight line. Move cautiously off the
road to a safe place.
• Turn on your hazard warning flasher.
• Try to start the engine again. If your
vehicle does not start, contact an
authorized HYUNDAI deal ...