LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Kia >> 2009 >> Optima V6-2.7L >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Testing and Inspection >> Component Tests and General Diagnostics >> Engine Coolant Temperature Sensor (ECTS)
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Engine Coolant Temperature Sensor (ECTS)





Inspection

1. Turn the ignition switch OFF.
2. Disconnect the ECTS connector.
3. Remove the ECTS.
4. After immersing the thermistor of the sensor into engine coolant, measure resistance between the ECTS terminals 1 and 3.
5. Check that the resistance is within the specification.

Specification : Refer to "Specification"