Kia Optima: Inspection - Engine Coolant Temperature Sensor (ECTS). Repair procedures - Engine Control System - Engine Control/Fuel System - Kia Optima TF 2011-2025 Service ManualKia Optima: Inspection

1. Turn the ignition switch OFF.
2. Remove the ECTS (Refer to "Removal").
3. After immersing the thermistor of the sensor into engine coolant, measure resistance between the ECTS terminals 3 and 4.
4. Check that the resistance is within the specification.

Specification: Refer to “Specification”


Engine Coolant Temperature Sensor (ECTS). Repair procedures
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Removal
1. Turn the ignition switch OFF and disconnect the battery negative (-) cable. 2. Disconnect the engine coolant temperature sensor connector (A). ...

See also:

Multimedia Jack. Schematic Diagrams
Circuit Diagram ...

Inspection
1. Check the bushing for wear and deterioration. 2. Check for all bolts and nut. ...

Components and Components Location
Components Location [Vehicle Components] 1. Automatic transaxle 2. Transaxle control module (TCM) 3. Shift lever 4. DLC [Transaxle Components] ...

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