Contents:
1.Disconnect the ignition switch connector (B) and key warning switch connector (A) from under the steering column.

2.Check for continuity between the terminals.
3.If continuity is not specified, replace the switch.

1.Disconnect the negative (-) battery terminal.
2.Remove the crash pad lower panel.(Refer to Body - "Crash Pad Lower Panel")
3.Remove the steering column upper and lower shrouds.(Refer to Body - "Steering Column Shroud Panel")
4.Disconnect the key warning/immobilizer connector (A).

5.Insert key and turn it to ACC position.
6.Pushing lock pin (A) with the awl.

7.Remove the immobilizer coil antenna (A) after loosening the mounting screw.

1.Install the key lock cylinder.
2.Install the key warning and immobilizer connector.
3.Install the ignition switch.
4.Install the steering column shrouds and crash pad lower panel.
Hyundai Accent (HC) (2017 - 2022) Service Manual: Description and Operation
- Description The SMART KEY system is a system that allows the user to access and operate a vehicle in a very convenient way. To access the vehicle, no traditional key or remote control unit is needed.The user carries a SMART KEY FOB which does not require any conscious actions by the user (e.g. operate a RKE button). The SMART KEY system is triggered by pressing a push button in the door handle.