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.Connect the cable of Diagnostic tool to the data link connector in driver side crash pad lower panel, and turn on the Diagnostic tool.
3.If diagnose the vehicle by Diagnostic tool, select "DTC Analysis" and "Vehicle".

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

5.Select "BCW", if you want to check current data of BCW system.


6.If you want to check each module operation forcefully, select "Actuation test".

Components and Components Location
Rear Corner Radar UnitHyundai Tucson (NX4) 2022-2026 Service Manual: Front Door Side Weatherstrip
- Replacement
[Front door side weatherstrip]
1.Loosen the front door checker (B) mounting bolt.Tightening torque :16.7 - 21.6 N.m (1.7 - 2.2 kgf.m, 12.3 - 15.9 lb-ft)
2.Detach the clips, then remove the front door side weatherstrip (A).
3.To install, reverse removal procedure.
[Front door ...
Hyundai Tucson (NX4) 2022-2026 Service Manual: General Information
- General Troubleshooting Information
Before Troubleshooting
1.Check applicable fuses in the appropriate fuse/relay box.
2.Using the battery checker (MCR-570 KIT), check the battery for
damage, state of charge, and clean and tight connections.(Refer to
Engine Electrical System - "Battery") ...