Hyundai Tucson: Multifunction Switch / Repair procedures
1.Disconnect the negative (-) battery terminal.
2.Remove the clock spring.(Refer to Restraint - "Driver Airbag(DAB) and Clock Spring")
3.Disconnect multifunction switch assembly connector (A).
4.Remove the multifunction switch assembly (B) after loosening the 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 assembly.
2.Install the steering column upper and lower shrouds.
3.Install the steering wheel.
4.Connect the negative (-) battery terminal.
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 | Volume 1 | 330 |
| Volume 2 | 690 | |
| Volume 3 | 1310 | |
| Volume 4 | 2610 | |
| Volume 5 | 7310 | |
| Rear wiper switch | OFF | ∞ |
| LOW | 910 | |
| HIGH | 2910 | |
| Fog lamp switch | OFF | ∞ |
| Front foglamp | 910 | |
| Rear foglamp | 2910 | |
| Turn signal switch | OFF | ∞ |
| Rear bumper left | 910 | |
| Left | 2910 | |
| Rear bumper right | 910 | |
| Right | 2910 | |
| Dimmer & Passing switch | OFF | ∞ |
| Passing | 910 | |
| Dimmer | 2910 | |
| Light switgh | OFF | 680 |
| AUTO / DRL | 1680 | |
| Tail lamp | 5580 | |
| Low beam | ∞ |
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" and "Car model".
4.Select the 'IBU_BCM' to search the current state of the input/output data.
Specifications
- Specifications
ItemsSpecifications
Rated voltageDC 12V
Operating temperature range-22 to +176°F (-30°C to +80°C)
Rated loadDimmer & passing switchHigh : 0.2A (Relay load)Low : 0.2A (Rel ...
Horn
...
Other information:
Hyundai Tucson (NX4) 2022-2025 Owner's Manual: Safe Exit Warning(Sew)
Safe Exit Warning uses the rear
corner radars to help detect a vehicle
approaching the rear of your vehicle,
after the vehicle is stopped and a
passenger opens a door.
If Safe Exit Warning is activated, an
audible warning sounds and a warning
message may appear on the instrument
clu ...
Hyundai Tucson (NX4) 2022-2025 Service Manual: Specification
- Specification
ItemSpecification
Rated voltageDC 12V
Operating voltageDC 9.0 - 16.0V
Operating temperature-86 to 167°F (-30 to 75°C)
Dark currentMAX 1mA
Output power5 W
Output frequency120 ± 7.7 kHz
...
