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Home >> Kia >> 2012 >> Optima SX >> Repair and Diagnosis >> Transmission >> Transmission Control Systems >> Automatic Transaxle Control System - 2.0L >> Input Speed 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
    G07379829Courtesy 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.
      NOTE: Remove installation bolts in the engine compartment first and then remove others under the vehicle.
      Fig 2: Valve Body Cover & Eyebolt
      G07379830Courtesy of KIA MOTORS AMERICA, INC.
  5. Remove the plate and the detent spring (A) after removing the bolt.

    Tightening torque: 

    24.5 ~ 35.3 N.m (2.5 ~ 3.6 kgf.m, 18.1 ~ 26.0 lb-ft)

    Fig 3: Detent Spring & Bolt
    G07379831Courtesy of KIA MOTORS AMERICA, INC.
  6. Remove the bolt (3 ea) after disconnecting the solenoid valve connector (A) and the oil temperature sensor connector (B).

    Tightening torque: 

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

    CAUTION: Be careful not to damage the harness lock connector.
    Fig 4: Solenoid Valve & Oil Temperature Sensor Connectors
    G07379832Courtesy of KIA MOTORS AMERICA, INC.
  7. Remove the valve body assembly (A).

    Tightening torque: 

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

    Fig 5: Valve Body Assembly
    G07379833Courtesy of KIA MOTORS AMERICA, INC.
  8. Disconnect the input & output speed sensor connector (A).
  9. Remove the input & output speed sensor (B) after removing the bolts (2 ea).

    Tightening torque: 

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

    Fig 6: Input/Output Speed Sensor & Connector
    G07379834Courtesy of KIA MOTORS AMERICA, INC.