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Home >> Kia >> 2012 >> Optima LX, Automatic Trans >> Repair and Diagnosis >> Transmission >> Transmission Control Systems >> Automatic Transaxle Control System - 2.4L - Except HEV >> Transaxle Oil Temperature Sensor >> Repair Procedures >> Removal
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Repair Procedures: Removal

  1. Remove the battery and the battery tray. Refer to BATTERY .
  2. Remove the under cover (A).

    Tightening torque: 

    7.8 ~ 11.8 N.m (0.8 ~ 1.2 kgf.m, 5.8 ~ 8.7 lb-ft)

    Fig 1: Under Cover
    G07381849Courtesy of KIA MOTORS AMERICA, INC.
  3. Replace new gasket and the plug after draining the automatic transaxle fluid by removing the drain plug. Refer to HYDRAULIC SYSTEM (FLUID) .
  4. Remove the valve body cover (B) and eyebolt (A).

    Tightening torque: 

    1. 34.3 ~ 44.1 N.m (3.5 ~ 4.5 kgf.m, 25.3 ~ 32.6 lb-ft)
    2. 13.8 ~ 14.7 N.m (1.3 ~ 1.5 kgf.m, 9.4 ~ 10.8 lb-ft)
    CAUTION: Always replace the gasket of the eyebolt use new one whenever loosening eyebolt.
    Fig 2: Valve Body Cover & Eyebolt
    G07381850Courtesy of KIA MOTORS AMERICA, INC.
  5. Disconnect the oil temperature sensor connector (A).
    Fig 3: Oil Temperature Sensor Connector
    G07381851Courtesy of KIA MOTORS AMERICA, INC.
  6. Remove the oil temperature sensor (A) after removing a bolt.

    Tightening torque: 

    9.8 ~ 11.8 N.m (1.0 ~ 1.2 kgf.m, 7.2 ~ 8.7 lb-ft)

Fig 4: Oil Temperature Sensor
G07381852Courtesy of KIA MOTORS AMERICA, INC.