Kia Optima: Installation - Transaxle Control Module (TCM). Repair procedures - Automatic Transaxle Control System - Automatic Transaxle System - Kia Optima TF 2011-2025 Service ManualKia Optima: Installation

1. Installation is reverse of removal.
In the case of the vehicle equipped with immobilizer or button engine start system, perform "Key Teaching" procedure together (Refer to "Immobilizer" or "Button Engine Start System in BE group).

Replacement
1. Turn ignition switch OFF. 2. Disconnect the negative (-) battery cable. 3. Disconnect the TCM connector (A). 4. Re ...

Transaxle Oil Temperature Sensor. Description and Operation
Description Transaxle oil temperature sensor monitors the automatic transaxle fluid's temperature and conveys the readings to TCM. It is an NTC (Negative Thermal Coefficient) sensor whose res ...

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Disassembly
Identify MLA(Mechanical Lash Adjuster), valves, valve springs as they are removed so that each item can be reinstalled in its origina ...

Underdrive Brake Control Solenoid Valve(UD/B_VFS). Specifications
Specifications Direct control VFS[35R/C]▷ Control type : Normal low type Control Pressure kpa(kgf/cm², psi) 500.14~9.81(5.1~0.1,72.54~1.42) Curren ...

Push-starting
Your manual transaxle-equipped vehicle should not be push-started because it might damage the emission control system. Vehicles equipped with automatic transaxle cannot be push-started. Follow ...

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