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.
5.To forcibly actuate the input value of the module to be checked, select option 'Actuation Test'.
1.Disconnect the negative (-) battery terminal.
2.Remove the front door trim.(Refer to Body - "Front Door Trim")
3.Remove the mirror switch assembly (A)
1.Install the power mirror switch.
2.Install the front door trim after connecting the connector.
3.Connect the negative (-) battery terminal.
Hyundai Tucson (NX4) 2022-2025 Service Manual: Heater Control Unit
- Components Location
1. Heater control unit
- Component
[Connector Pin Function]
Pin NoConnector AConnector B
1Driver's mode control actuator feedbackSensor ground
2Intake actuator feedbackECV (-)
3Passenger's temperature control actuator feedbackECV (+)
4Driver's temperature co ...
Hyundai Tucson (NX4) 2022-2025 Owner's Manual: Center Console Overview
Type A
1. Instrument cluster
2. Driver’s front airbag
3. Push Button Start ignition switch
4. Infotainment system
5. Hazard warning flasher button
6. Climate control system
7. Air ventilation seat
8. Seat warmer
9. Steering wheel heater
10. DBC button
11. Parking Safety butt ...