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Home >> Kia >> 2017 >> Optima EX >> Repair and Diagnosis >> External Pages >> Different car >> Section 55 (Automatic Transaxle Control System - 2.4L (Except HEV)) >> Transaxle Oil Temperature Sensor >> Repair Procedures >> Inspection
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Repair Procedures: Inspection

WARNING: This page is about a different car, the 2018 Kia Optima. However, it is still accessible from the selected car via links, so may be relevant.
  1. Switch "OFF" ignition.
  2. Remove the battery and battery tray.

    (Refer to Engine Electrical System - "BATTERY ")

  3. Disconnect the solenoid valve connector (A).
    Fig 1: Disconnecting Solenoid Valve Connector
    G12148170Courtesy of KIA MOTORS AMERICA, INC.
  4. Measure the resistance between + terminal (9) and - terminal (13).
    Fig 2: Solenoid Valve Connector Terminals
    G12148171Courtesy of KIA MOTORS AMERICA, INC.
  5. Check that the resistance is within the specification.
Item Specification
Temp.[(°C)°F]/Resistance (kΩ) (-40) -40/48.1
(-20) -4.0/15.6
(0) 32.0/5.88
(20) 68.0/2.51
(40) 104.0/1.19
(60) 140.0/0.61
(80) 176.0/0.32
(100) 212.0/0.18
(120) 248.0/0.10
(140) 284.0/0.06
(150) 302.0/0.05