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Home › Hyundai › 2017 › Sonata Base › Repair and Diagnosis › Transmission › Automatic Trans › Automatic Transaxle Control System - 2.4L (Except HEV) › Transaxle Control Module (TCM) › Repair Procedures › Removal

Repair Procedures: Removal

  1. Turn ignition switch OFF and disconnect the negative (-) battery terminal.
  2. Disconnect the negative (-) battery cable.
  3. Disconnect the TCM connector (A).
    Fig 1: Disconnecting TCM Connector
    G11995710Courtesy of HYUNDAI MOTOR AMERICA
  4. Remove the battery.

    (Refer to Engine Electrical System - "BATTERY ")

  5. Remove the air cleaner assembly and air duct.

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

  6. 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)

    Fig 2: Locating TCM Bolt And Nut
    G11995711Courtesy of HYUNDAI MOTOR AMERICA
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