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Home >> Kia >> 2008 >> Optima EX, 2.7 4 >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System - Fuel System (G6EA-GSL 2.7L) >> Engine Coolant Temperature Sensor (ECTS) >> Inspection >> Component Inspection

Component Inspection

  1. Turn ignition switch OFF.
  2. Disconnect ECTS connector.
  3. Remove the ECTS.
  4. After immersing the thermistor of the sensor into engine coolant, measure resistance between ECTS terminals 1 and 3.
    Fig 1: Measuring Resistance Between ECTS Terminals
    G04804480Courtesy of KIA MOTORS AMERICA, INC.
  5. Check that the resistance is within the specification.

    Specification: Refer to SPECIFICATION .

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