1.Remove the reservoir tank.
(1)Disconnect the water hose (A).
(2)Disconnect the degassing hose (B).
(3)Remove the reservoir tank (C).
Tightening torque :7.8 - 11.7 N.m (0.8 - 1.2 kgf.m, 5.7 - 8.6 Ib-ft)

2.Install in the reverse order of removal.
Cooling Fan
Integrated Thermal Management Module (ITM)Hyundai Tucson (NX4) 2022-2026 Owner's Manual: Remote key precautions
The remote key may not work if any of
the following occur:
The key is in the ignition switch.
The maximum operating distance limit
is exceeded (about 32 feet (10 m)).
The remote key battery is weak.
Other vehicles or objects may block
the signals.
The weather is extremely cold.
...
Hyundai Tucson (NX4) 2022-2026 Owner's Manual: Trailer Stability Assist (TSA)
Trailer Stability Assist is operated as a
vehicle stability control system. The
Trailer Stability Assist stabilizes the
vehicle and trailer when the trailer sways
or oscillates. In most cases, trailer sway
happens at high speeds.
Factors that can cause trailer sway
include:
- High spee ...