Kia Optima Hybrid: MTS System / Telemetics Unit (TMU) Repair procedures

Removal
   
Take care not to scratch the crash pad and related parts.
1.
Disconnect the negative (-) battery terminal.
2.
Remove the AVN head unit.
(Refer to AVN System - "AVN Head Unit")
3.
Disconnect the TMU unit and GPS connector (A).
4.
Remove the TMU unit (B) after loosening the nuts.

Installation
1.
Install the TMU unit.
2.
Install the AVN head unit and center fascia panel.
3.
Connect the negative (-) battery terminal.
Inspection
1.
After replacing the TMU unit, access Dealer Engineering Mode in head unit.
(Refer to MTS system - "TMU Dealer Engineering Mode")
2.
Check the TMU version ("App S/W") from the head unit screen.
[Audio type]

[AVN type]

3.
Check the H/U Type from the head unit screen.
[Audio type]

[AVN type]

4.
Check the Model from the head unit screen.
[Audio type]

[AVN type]

Telemetics Unit (TMU) Components and Components Location

Component Connector Pin Specification No.Pin NameTypeFromToDescription (Wiring Spec.)1GNDDC GroundTMUBatteryConnected to battery ground2GNDDC GroundTMUBatteryConnected to battery ground3-----4-----5-----6-----7-----8-----9-----10-----11-----12HS ...

Smart key System

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Other information:

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: High Voltage Shut-off Procedures


High Voltage Shut-off Procedures     Be sure to read and follow the “General Safety Information and Caution” before doing any work related with the high voltage system. Failure to follow the safety instructions may result in serious electrical injuries.     • High voltage components: ...

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Air Ventilation Seat Repair procedures


Removal [Front Seat] 1. Remove the front seat assembly. (Refer to Body group - "Front Seat") 2. Remove the seat back cover and cushion cover. (Refer to Body group - "Front Seat") 3. Remove the ventilation duct (A) after loosening screws and removing fixing hook (B). 4. Remove the air ventilation panel ...

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