Hyundai Sonata: Immobilizer Control Unit. Repair procedures - Immobilizer System - Body Electrical System - Hyundai Sonata YF 2011-2019 Service ManualHyundai 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:

    Description and Operation
    Description System Overview The System offers the following features: - Human machine interface through a 1-stage button, for terminal switching and engine start. ...

    Clothes hanger
    To use the hanger, pull down the upper portion of hanger. CAUTION Do not hang heavy clothes, because it may damage the hook. ...

    Fuel Tank. Repair procedures
    Removal 1. Release the residual pressure in fuel line (Refer to “Release Residual Pressure in Fuel Line” in this group). 2. Remove the fue ...