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Fluid Temperature Sensor Checking

  1. Remove the fluid temperature sensor.
    Fig 1: Removing Fluid Temperature Sensor
    G03876975Courtesy of KIA MOTORS AMERICA, INC.
  2. Check the resistance between the connector terminal No. 1 and 2 at the fluid temperature sensor side.

    STANDARD VALUE 

    CHECKING RESISTANCE BETWEEN CONNECTOR TERMINAL

    Temp.(°C(°F)) Resistance(kohm) Temp.(°C(°F)) Resistance(kohm)
    -40(-40) 139.5 80(176) 1.08
    -20(-4) 47.7 100(212) 0.63
    0(32) 18.6 120(248) 0.38
    20(68) 8.1 140(284) 0.25
    40(104) 3.8 160(320) 0.16
    60(140) 1.98    
    Fig 2: Checking Resistance Between Connector Terminal No. 1 And 2 At Fluid Temperature Sensor Side
    G03876976Courtesy of KIA MOTORS AMERICA, INC.
  3. If the resistance deviates from the standard value, then replace the temperature sensor.
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