Kia Optima: Replacement - Transaxle Control Module (TCM). Repair procedures - Automatic Transaxle Control System - Automatic Transaxle System - Kia Optima TF 2011-2026 Service ManualKia Optima: Replacement

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

4. Remove the TCM (C) after removing the mounting bolts (A) and nut (B).

TCM installation bolt/nut :

9.8 ~ 11.8 N.m (1.0 ~ 1.2 kgf.m, 7.2 ~ 8.7 lb-ft)



Inspection
TCM Problem Inspection Procedure 1. TEST TCM GROUND CIRCUIT: Measure resistance between TCM and chassis ground using the backside of TCM harness connector as TCM side check point. If ...

Installation
1. Installation is reverse of removal. In the case of the vehicle equipped with immobilizer or but ...

See also:

Fuel Pressure Test
1. Release the residual pressure in fuel line (Refer to “Release Residual Pressure in Fuel Line” in this group). ...

Description
According to driving environment and loading state of vehicle, head lamp lighting direction is changed to keep the driver's visibility range and to protect the driver's vision from glare, ...

Supplemental Restraint System Service
Your Supplemental Restraint System is virtually maintenance-free. There are no parts which you can service. You must have the system serviced under the following circumstances: If an air bag ev ...

Copyright www.kiopman.com 2026