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 Service Manual: A/C Pressure Transducer
- Description
The A/C Pressure Transducer (APT) converts the pressure value of high
pressure line into voltage value after measuring it. By converted
voltage value, engine ECU controls the cooling fan by operating it high
speed or low speed. Engine ECU stops the operation of the compressor ...
Hyundai Tucson (NX4) 2022-2026 Owner's Manual: To turn on Smart Cruise Control
Press the Driving Assist ()
button.
The speed is set to the current speed
on the instrument cluster.
If there is no vehicle in front of you,
the set speed is maintained.
If there is a vehicle in front of you,
your vehicle speed may be adjusted to
maintain the distance from ...