LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Kia >> 2005 >> Optima EX, 2.4 6 >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System/Fuel System - 2.4L (A/T) >> MFI Control System >> Water Temperature Sensor (WTS) >> Inspection >> Using Multi-Meter
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Using Multi-Meter

  1. Remove the Water Temperature Sensor (WTS).
  2. With the temperature sensing portion of Water Temperature Sensor (WTS) immersed in hot engine coolant, check the resistance.
    Fig 1: Checking Water Temperature Sensor (WTS) Resistance (Using Multi-Meter) (1 Of 2)
    G00328906Courtesy of KIA MOTORS AMERICA, INC.
    Fig 2: Checking Water Temperature Sensor (WTS) Resistance (Using Multi-Meter) (2 Of 2)
    G00328904Courtesy of KIA MOTORS AMERICA, INC.
  3. If the resistance deviates from the standard value greatly, replace the sensor.
scientia non olet · About LEMON Manuals