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: Engine Compartment
Smartstream G2.5 GDI
1 Engine coolant reservoir
2 Brake fluid reservoir
3 Air cleaner
4 Engine oil dipstick
5 Engine oil filler cap
6 Windshield washer fluid reservoir
7 Fuse box
8 Battery ...
Hyundai Tucson (NX4) 2022-2026 Service Manual: General Safety Information and Caution
- Instructions (R-134a)
When Handling Refrigerant
1.R-134a liquid refrigerant is highly volatile. A drop on the skin of
your hand could result in localized frostbite. When handling the
refrigerant, be sure to wear gloves.
2.It is standard practice to wear goggles or glasses to protect your ...