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 Owner's Manual: Reverse Parking Collision-Avoidance Assist (PCA)
Reverse Parking Collision-Avoidance
Assist uses the wide-rear view camera
and rear ultrasonic sensors to help detect
pedestrians or objects when backing
up. The function may warn you or assist
you with braking to help reduce the
possibility of a collision when backing
up.
Information
...
Hyundai Tucson (NX4) 2022-2026 Service Manual: Smart Key Unit
- Components (1)
Integrated Body Control Unit (IBU)
Connector Pin Information
NoConnector AConnector BConnector CConnector D
1Speed_input-ECU groundBlower motor operate_output
2-Rear washer switch_outputpower ground-
3Front washer switch_inputESCL (+)_outputBattery (+) ECU-
4PDW-R power_ ...