1.Disconnect the negative (-) battery terminal.
2.Remove the heater control unit.(Refer to Heating,Ventilation And Air Conditioning - "Heater Control Unit")
3.Loosen the mounting bolt,nut,screw and remove the Integrated Body Control Unit (A).

4.Disconnect the connectors and remove the Integrated Body Control Unit (A).

1.Install the Integrated Body Control Unit.
2.Install the heater control unit.
3.Connect the negative (-) terminal
Repair procedures
Antenna CoilHyundai Tucson (NX4) 2022-2026 Owner's Manual: Limitations of Navigation-based
Smart Cruise Control
Navigation-based Smart Cruise Control
may not operate normally if:
The navigation system is not working
properly.
Map information is not transmitted
due to an issue with the infotainment
system.
Speed limit and road information in
the navigation system has not been
updated.
...
Hyundai Tucson (NX4) 2022-2026 Owner's Manual: View Modes
The information provided may differ depending on which functions are
available on
your vehicle.
Trip computer mode
The trip computer mode displays
information related to the vehicle driving
parameters including fuel economy,
tripmeter information, and vehicle
speed.
For more informa ...