Kia Optima: Removal - Engine Control Module (ECM). Repair procedures - Engine Control System - Engine Control/Fuel System - Kia Optima TF 2011-2020 Service ManualKia Optima: 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).
1. Turn ignition switch OFF and disconnect the negative (-) battery cable.
2. Disconnect the ECM Connector (A).

3. Remove the air cleaner assembly (Refer to "Intake And Exhaust System" in EM group).
4. Remove the mounting bolts (A) and nut (B), and then remove the ECM assembly (C).

5. Remove the installation nuts (A) and screw (B), and then remove the ECM (C) from the bracket.


Engine Control Module (ECM). Repair procedures
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Installation
In the case of the vehicle equipped with immobilizer or button engine start system, perform "Key Teaching" procedure together ...

See also:

Components (2)
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Engine control system
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Inspection
1. Check each part for cracks, damage or wear, and replace the coolant pump assembly if necessary. 2. Check the bearing for damage, abnormal noise and sluggish rotat ...

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