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.



1.Disconnect the negative (-) battery terminal.
2.Push 4 hooks in the engine room relay box out to the arrow direction and put up the PCB block (A).

3.Disconnect the connector and remove the the PCB block (A).
1.Be sure there is no play in the fuse holders, and that the fuses are held securely.
2.Are the fuse capacities for each circuit correct?
3.Are there any blown fuses?
• If a fuse is to be replaced, be sure to use a new fuse of the same capacity. Always determine why the fuse blew first and completely eliminate the problem before installing a new fuse.

• Multi fuse (A) is needed to replace in the mass when it damaged only one fuse.
• Use the multi fuse capacities for each circuit correctly.
Components and Components Location
Relay Box (Passenger Compartment)Hyundai Tucson (NX4) 2022-2026 Service Manual: Steering Column and Shaft
- Replacement
1.Turn the steering wheel so that the front wheels are placed in the straight ahead position.
2.Turn the ignition switch OFF and disconnect the battery negative (-) cable.
3.Remove the driver airbag (DAB).(Refer to Restraint - "Driver Airbag (DAB) Module and Clock Spring")
4.R ...
Hyundai Tucson (NX4) 2022-2026 Service Manual: Audio Remote Control
- Components
1. Left Remote Control Switch (Audio)2. Right Remote Control Switch (Cruise)
- Schematic Diagrams
Audio + B/Tooth+Voice+TRIP+SCC+MSLA+LFA
Audio + B/Tooth+Voice+TRIP+SCC+MSLA+LFA+Paddle Shift
Audio + B/Tooth
Audio + B/Tooth+Voice
Trip+CC+MSLA+LFA
Trip+SCC ...