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:

    Antenna. Repair procedures
    Inspection Glass Antenna Test 1. Wrap aluminum foil (A) around the tip of the tester probe (B) as shown. 2. Touch one tester p ...

    Electrical System
    1. Be sure to disconnect the battery cable from the negative (-) terminal of the battery. 2. Never pull on the wires when disconnecting c ...

    Rear Shock Absorber. Repair procedures
    Replacement 1. Remove the rear wheel & tire. Tightening torque: 88.3 ~ 107.9 N.m (9.0 ~ 11.0 kgf.m, 65.1 ~ 79.6 lb-ft) ...