Description |
1. |
Transponder (TP) – IMMO ECU Communication
TP Read Protocol
|
2. |
Transponder / IMMO ECU / EMS authentication
|
Components Operations |
1. |
The PCM(ECM) (A) carries out a check of the ignition key using a
special encryption algorithm, which is programmed into the transponder
as well as the PCM(ECM) simultaneously. Only if the results are
equal, the engine can be started. The data of all transponders,
which are valid for the vehicle, are stored in the PCM(ECM).
ERN (Encrypted Randorm Number) value between EMS and encrypted smartra
unit is checked and the validity of coded key is decided by EMS.
|
[Master Folding Key] |
[Assistant Master Key] |
– |
The antenna coil supplies energy to the transponder.
|
– |
The antenna coil receives signal from the transponder.
|
– |
The antenna coil sends transponder signal to the IMMOBILIZER.
It is located directly in front of the steering handle lock.
|
Hyundai Kona (OS) 2018-2024 Service Manual: Relay Box (Engine Compartment) Repair procedures
Inspection
1.
Disconnect the negative (-) battery terminal.
2.
Pull out the relay from the engine compartment relay block.
Power Relay (Type A)
Check for continuity between the terminals.
...
Hyundai Kona (OS) 2018-2024 Service Manual: Photo Sensor Repair procedures
Inspection
1.
Turn the ignition switch ON.
2.
Connect the GDS.
3.
Emit intensive light toward the photo sensor using a lamp, and check
the output voltage change.
...