1.Disconnect the negative (-) battery terminal.
2.Remove the rear spoiler.(Refer to Body - "Rear Spoiler")
3.Remove the high mounted stop lamp assembly (A) after loosening screws (4EA).

1.Install the high mounted stop lamp.
2.Install the rear spoiler.
3.Connect the negative (-) battery terminal.
License Lamps
Luggage Room LampHyundai Tucson (NX4) 2022-2026 Service Manual: Relay Box (Engine Compartment)
- Inspection
Power Relay (Type A)
1.There should be continuity between the No.30 and No.87 terminals
when power and ground are connected to the No.85 and No.86 terminals.
2.There should be no continuity between the No.30 and No.87 terminals when power is disconnected.[Engine room relay box]
...
Hyundai Tucson (NX4) 2022-2026 Owner's Manual: Automatic Heating and Air
Conditioning
The Automatic Climate Control System
is controlled by setting the desired
temperature.
1. Press the AUTO button. The
modes, fan speeds, air intake, and
air conditioning are controlled
automatically by the temperature
setting.
You can control the fan speed in three
stages by pressin ...