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

...

Other information:

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Rear Hub - Carrier Repair procedures


Replacement 1. Loosen the wheel nuts slightly. Raise the vehicle, and make sure it is securely supported. 2. Remove wheel nuts, rear wheel and tire from rear hub. Tightening torque: 88.2 ~ 107.8 N.m (9.0 ~ 11.0 kgf.m, 65.0 ~ 79.5 lb-ft)     Be careful not to damage to the wheel nuts when removing ...

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: 26 Brake Control Solenoid Valve(26/B_VFS) Repair procedures


Inspection 1. Turn ignition switch OFF. 2. Remove the air duct (A). Tightening torque: 7.8 ~ 9.8 N.m (0.8 ~ 1.0 kgf.m, 5.8 ~ 7.2 lb-ft) 3. Remove the air cleaner assembly. (1) Disconnect the breather hose (A). (2) Disconnect the air intake hose (B) and then remove the air cleaner assembly (C). Tightening ...

© 2025 Copyright www.koptimatfhev.com