1.Disconnect the negative (-) battery terminal.
2.Remove the crash pad lower panel.(Refer to Body - "Crash Pad Lower Panel")
3.Disconnect the 6P connector (B) of the coil antenna and then remove the coil antenna (A) after loosening the screw.

1.Install the coil antenna and connect the 6P connector.
2.Install the crash pad lower panel.
3.Connect the negative (-) battery terminal.
Immobilizer Control UnitHyundai Santa Cruz (NX4A OB) 2021-2025 Service Manual: Power Door Mirror Switch
- Circuit Diagram
- Inspection
Diagnosis with diagnostic tool
1.In the body electrical system, failure can be quickly diagnosed by
using the vehicle diagnostic system (diagnostic tool).The diagnostic
system (diagnostic tool) provides the following information.(1)Fault Code Searchi ...
Hyundai Santa Cruz (NX4A OB) 2021-2025 Service Manual: Cylinder Head
- Removal
• In case of removing the high pressure fuel pump, high pressure
fuel pipe, delivery pipe, and injector, there may be injury caused by
leakage of the high pressure fuel. So don’t do any repair work right
after engine stops.
• Use fen ...