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:

Engine Coolant Temperature Sensor (ECTS). Specifications
Specification Temperature Resistance (kΩ) °C °F -40 -40 48.14 -20 -4 ...

Components and Components Location
Component Location 1. Hood switch 2. Burglar horn 3. BCM and RF antenna 4. Key warning switch 5. Front door switch 6. Front door lock actuator & switch ...

Inspection (With GDS)
1. Check BCM input/output specification of multifunction switch using the GDS. If the specification is abnormal, replace the lamp or wiper switch. 2. If diagnosis is ...

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