Hyundai Sonata: Immobilizer Control Unit. Repair procedures - Immobilizer System - Body Electrical SystemHyundai Sonata: Immobilizer Control Unit. Repair procedures

Replacement

1.
Disconnect the negative (-) battery terminal.
2.
Remove the crash pad lower panel.
(Refer to the BD group - "Crash pad")
3.
Disconnect the 5P connector of the SMARTRA unit and then remove the SMARTRA unit (A) after loosening the bolt.

4.
Installation is the reverse of removal procedure.

    Repair procedures
    Teaching Procedures 1. Key Teaching Procedure Key teaching must be done after replacing a defective PCM(ECM) or when providing additional keys to the vehicle owner ...

    Antenna Coil. Repair procedures
    Replacement 1. Disconnect the negative (-) battery terminal. 2. Remove the steering column upper and lower shrouds after loosening the scr ...

    See also:

    Tire pressure monitoring system (TPMS)
    (1) Low tire pressure telltale / TPMS malfunction indicator Each tire, including the spare (if provided), should be checked monthly when cold and inflated to the inflation pressure recommended ...

    Components and Components Location
    Component ...

    Heated Oxygen Sensor (HO2S). Schematic Diagrams
    Circuit Diagram ...