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: USB Charger
The USB charger is designed to recharge
batteries of small size electrical devices
using a USB cable.
The electrical devices can be recharged
when the ignition switch is in the ACC or
ON (or START) position.
The USB charger is designed to recharge
batteries of small size electrical dev ...
Hyundai Tucson (NX4) 2022-2026 Owner's Manual: Explanation of Scheduled Maintenance Items
Engine Oil and Filter
The engine oil and filter should be
changed at the intervals specified
in the maintenance schedule. If the
vehicle is driven in severe conditions,
more frequent oil and filter changes are
required.
Drive Belts
Inspect all drive belts for evidence
of cuts, cracks, ...