Kia Optima Hybrid: Automatic Transaxle Control System / Components and Components Location

Component Location
[Vehicle Installation component]

1. Automatic transaxle
2. Transaxle control module (TCM)
3. Shift lever
4. Data Link Connector (DLC)

[Transaxle Installation component]

1. Input speed sensor
2. Output speed sensor
3. Solenoid valve connector
4. Oil temperature sensor
5. Valve body assembly
6. Solenoid valve
7. Inhibitor switch

Schematic Diagrams

Circuit Diagram ...

Transaxle Control Module (TCM) Description and Operation

Description Transaxle Control Module (TCM) is the automatic transaxle''s brain. The module receives and processes signals from various sensors and implements a wide range of transaxle controls to ensure ...

Other information:

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Engine Clutch Control Solenoid Valve (E/C_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 ...

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


Inspection Test the horn by connecting battery voltage to the 1 terminal and ground the 2 terminal. The horn should make a sound. If the horn fails to make a sound, replace it. Horn Relay Inspection 1. Remove the horn relay (A) from the engine room relay box. 2. There should be continuity between the ...

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