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Home >> Hyundai >> 2021 >> Veloster 2.0, Automatic Trans >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transaxle Control System - 2.0L >> Transaxle Oil Temperature Sensor >> Repair Procedures >> Removal
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Repair Procedures: Removal

CAUTION:
  • When Diagnostic Trouble Codes (DTC) is on, perform the following procedure to replace it.
  • Automatic transaxle is composed of delicate components. Be careful not to cause any damage on the component in the course of assembly and disassembly.
  • Maintain clean condition so that foreign substance does not get into the automatic transaxle.
  • Use a coated apron, latex gloves, and stainless tray to prevent foreign substance from getting into the transaxle.
  • Automatic transaxle fluid (ATF) can be reused. Collect it using a clean 10-liter beaker.
  1. Turn ignition switch OFF and disconnect the negative (-) battery cable.
  2. Remove the air cleaner assembly and air duct.

    (Refer to Engine Mechanical System - "AIR CLEANER ")

  3. Remove the drain plug (A) and drain the ATF totally and then reinstall the drain plug.
    G13055916Courtesy of HYUNDAI MOTOR AMERICA
    CAUTION:
    • Replace the gasket before reinstalling the drain plug.
    • After the installation, start the engine and then check if there are any leakages from the drain plug.
  4. Remove the wiring mounting clip (A).
  5. Disconnect the air breather hose (B) from the valve body cover.

    Tightening torque: 

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

    G13055917Courtesy of HYUNDAI MOTOR AMERICA
  6. Disconnect the hose (A) after removing the automatic transaxle fluid cooler hose clamp.
    G13055918Courtesy of HYUNDAI MOTOR AMERICA
    CAUTION:
    • Carefully install the clamp not to damage the hose.
    • Install the clamp in a correct direction not to be interfered with other parts.
    • After the installation, start the engine and then check if there are any leakages from the hose.
  7. Remove the valve body cover (A).

    Tightening torque: 

    11.8 - 13.7 N.m (1.2 - 1.4 kgf.m, 8.7 - 10.1 lb-ft)

    G13055919Courtesy of HYUNDAI MOTOR AMERICA
    G13055920Courtesy of HYUNDAI MOTOR AMERICA
    CAUTION:
    • Replace the gasket (A) before reinstalling the valve body cover.
      G13055921Courtesy of HYUNDAI MOTOR AMERICA
    • After the installation, start the engine and then check if there are any leakages from the valve body cover.
  8. Disconnect the oil temperature sensor and solenoid valve connector (A) from the valve body.

    Tightening torque: 

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

    G13055922Courtesy of HYUNDAI MOTOR AMERICA
    CAUTION:
    • Check for the looseness, poor connection, bending, corrosion, contamination, deterioration, or damage before reinstalling the solenoid valve connector.
  9. 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)

    G13055923Courtesy of HYUNDAI MOTOR AMERICA
  10. Disconnect the input & output speed sensor connector (A).
    G13055924Courtesy of HYUNDAI MOTOR AMERICA
  11. Loosen the main connector bolt (A).

    Tightening torque: 

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

    G13055925Courtesy of HYUNDAI MOTOR AMERICA
  12. Disconnect the solenoid valve connector (A).
    G13055926Courtesy of HYUNDAI MOTOR AMERICA
  13. Remove the solenoid valve connector mounting clip (A).
    G13055927Courtesy of HYUNDAI MOTOR AMERICA
  14. Remove the solenoid valve connector (A) by pushing down from the transaxle.
    G13055928Courtesy of HYUNDAI MOTOR AMERICA
    CAUTION:
    • Replace the O-Ring (A) before reinstalling solenoid valve connector.
      G13055929Courtesy of HYUNDAI MOTOR AMERICA