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 Owner's Manual: Electronic Parking Brake
(EPB) warning light. AUTO HOLD indicator light
Electronic Parking Brake
(EPB) warning light
This warning light illuminates:
When the ignition switch is in the
ON position. The EPB warning light
illuminates for about 3 seconds and
then goes off.
Whenever there is a malfunction with
EPB.
If the EPB warning light remains
...
Hyundai Tucson (NX4) 2022-2026 Service Manual: Wireless Power Charging Unit
- Components
- Circuit Diagram
- Removal
Handling wireless charging system parts by wet hands may cause electric shock.
1.Disconnect the negative (-) battery terminal.
2.Remove the floor console assembly.(Refer to Body - "Floor Console Assembly")
3.Disconn ...