Hyundai Sonata: Telemetics Unit (TMU). Repair procedures - MTS System - Body Electrical SystemHyundai Sonata: Telemetics Unit (TMU). Repair procedures

Removal

1.
Remove the audio monitor (or AVN head unit) after loosening the mounting screws.
(Refer to the BE group - "Audio Unit" or "AVN Unit")
2.
Remove the MTS unit (A) after loosening the mounting screws.

Installation

1.
Install the MTS unit.
2.
Install the audio monitor (or AVN head unit) and crash pad center fascia panel.

Inspection

1.
After replacing the TMU, connect to "call center" by pushing the Blue Link button.
2.
If Blue Link service connected successfully, and then technician can hear the "Welcome to Hyundai Bluelink" sound.
After replacing the TMU, the TMU automatically read the Vehicle Identity Number (VIN) and send it to Blue Link service center.
In this reason, technician have to test that Blue Link connect normally.

    Mic. Repair procedures
    Inspection 1. Disconnect the negative(-) battery terminal. 2. Remove the roof trim. (Refer to the BD group - "Roof trim") ...

    See also:

    Accelerator Position Sensor (APS). Description and Operation
    Description Accelerator Position Sensor (APS) is installed on the accelerator pedal module and detects the rotation angle of the accelerator pedal. The APS is one of the most important senso ...

    Front fog light
    Fog lights are used to provide improved visibility when visibility is poor due to fog, rain or snow etc. The fog lights will turn on when fog light switch (1) is turned to ON after the headlig ...

    Description and Operation
    Limitations Of The Navigation system GPS Signal Reception State As the GPS satellite frequency is received/transmitted in straight lines, reception may not work if hiding devices are placed ...