1.Check for continuity between the terminals in each switch position as shown below.

| Switch | Switch position | Resistance (Ω, ±3.5%) |
| Front wiper switch | MIST | 330 |
| OFF | ∞ | |
| INT (Auto) | 800 | |
| Low | 1800 | |
| High | 5700 | |
| Front wiper intermittent volume | Volume1 | 330 |
| Volume 2 | 690 | |
| Volume 3 | 1310 | |
| Volume 4 | 2610 | |
| Volume 5 | 7310 |
1.In the body electrical system, failure can be quickly diagnosed by using the vehicle diagnostic system (diagnostic tool).The diagnostic system (diagnostic tool) provides the following information.
(1)Fault Code Searching : Checking failure and code number (DTC)
(2)Data Analysis : Checking the system input/output data state
(3)Actuation test : Checking the system operation condition
(4)S/W Management : Controlling other features including system option setting and zero point adjustment
2.If diagnose the vehicle by diagnostic tool, select "DTC Analysis" and "Vehicle".

3.If check current status, select the "Data Analysis" .

4.Select the 'IBU_BCM' to search the current state of the input/output data.


1.Disconnect the negative (-) battery terminal.
2.Remove the clock spring.(Refer to Restraint - "Driver Airbag(DAB) and Clock Spring")
3.Disconnect multifunction connectors (A).

4.Remove the multifunction switch (B) after loosening the mounting clamp (A).
Tightening torque : 4.5 - 6.5 N.m (0.5 - 0.7 kgf.m, 3.3 - 4.8 lb-ft)


1.Install the multifunction switch after connecting switch connectorS.
2.Install the clock spring .
3.Install the upper and lower shroud.
4.Install the steering wheel.
5.Install the driver airbag.
Components and Components Location
Front Wiper MotorHyundai Tucson (NX4) 2022-2026 Service Manual: Brake Booster
- Components
1. Reservoir cap2. Reservoir3. Brake booster4. Master cylinder5. Push rod
- Brake Booster Operating Test
1.Run the engine for one or two minutes, and then stop it. If the
pedal depresses fully the first time but gradually becomes higher when
depressed succeeding times, ...
Hyundai Tucson (NX4) 2022-2026 Owner's Manual: Fuses
A vehicle’s electrical system is protected
from electrical overload damage by
fuses.
This vehicle has 2 (or 3) fuse panels, one
located in the driver’s side panel bolster,
the other in the engine compartment.
If any of your vehicle’s lights,
accessories, or controls do not work, ...