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:

Waxing
Wax the vehicle when water will no longer bead on the paint. Always wash and dry the vehicle before waxing. Use good quality liquid or paste wax, and follow the manufacturer’s instructions. Wax a ...

Disassembly
1. Using the special tool (09546-26000), compress the coil spring (A). Tightening torque:58.8 ~ 68.6N.m(6.0 ~ 7.0kgf.m, 43.4 ~ 50.6lb-ft) ...

Replacement
1. Disconnect the negative (-) battery terminal. 2. Using the screwdriver, remove the side cover (A). 3. Loosen the mounting screws and th ...

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