LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Hyundai >> 2017 >> Sonata Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 238 (Automatic Transaxle Control System) >> Transaxle Control Module (TCM) >> Repair Procedures >> Replacement
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Repair Procedures: Replacement

WARNING: This page is about a different car, the 2016 Hyundai Elantra GT and 2015 Hyundai Elantra GT. However, it is still accessible from the selected car via links, so may be relevant.
  1. Turn ignition switch OFF.
  2. Disconnect the negative (-) battery cable.
  3. Disconnect the TCM connector (A).
    Fig 1: Locating TCM Connector
    G10750204Courtesy of HYUNDAI MOTOR AMERICA
  4. 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: Removing TCM Bolt & Nut
    G10750205Courtesy of HYUNDAI MOTOR AMERICA