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Home >> Hyundai >> 2019 >> Sonata Limited >> Repair and Diagnosis >> Transmission >> Transmission Control Systems >> Automatic Transaxle Control System - 2.4L (Except HEV) >> Transaxle Control Module (TCM) >> Repair Procedures >> Removal
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Repair Procedures: Removal

  1. Perform the oil pressure characteristics backup procedure using the GDS when replacing with a new TCM.
    G12633646Courtesy of HYUNDAI MOTOR AMERICA
    G12633647Courtesy of HYUNDAI MOTOR AMERICA
    G12633648Courtesy of HYUNDAI MOTOR AMERICA
  2. Turn ignition switch OFF and disconnect the negative (-) battery terminal.
  3. Disconnect the negative (-) battery cable.
  4. Disconnect the TCM connector (A).
    G12633649Courtesy of HYUNDAI MOTOR AMERICA
  5. Remove the battery.

    (Refer to Engine Electrical System - "BATTERY ")

  6. Remove the air cleaner assembly and air duct.

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

  7. Remove the TCM (A) after removing the bolt and nut.

    TCM installation bolt/nut: 

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

    G12633650Courtesy of HYUNDAI MOTOR AMERICA
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