Special Service Tools
Transfer FluidHyundai Tucson (NX4) 2022-2026 Owner's Manual: Winter Precautions
Use high quality ethylene glycol coolant
Your vehicle is delivered with high quality
ethylene glycol coolant in the cooling
system. It is the only type of coolant
that should be used because it helps
prevent corrosion in the cooling system,
lubricates the water pump, and prevents
freezi ...
Hyundai Tucson (NX4) 2022-2026 Service Manual: Repair procedures
- Removal
1.Disconnect the negative (-) battery terminal.
2.Remove the heater control unit.(Refer to Heating, Ventilation And Air Conditioning - "Heater Control Unit")
3.Remove the IBU (A) after loosening mounting bolt, nut and screw.
4.Disconnect IBU connectors and then remove the IBU (A) ...