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Home >> Hyundai >> 2021 >> Sonata Limited >> Repair and Diagnosis >> Brakes >> Traction Control >> Electronic Stability Control (ESC) System (Except HEV) >> ESC (Electronic Stability Control) Module >> Repair Procedures >> Removal

Repair Procedures: Removal

  1. Turn ignition switch OFF and disconnect the negative (-) battery cable.
  2. Pull up the lock of the HECU connector and then disconnect the connector (A).
    G14626935Courtesy of HYUNDAI MOTOR AMERICA
  3. Separate the brake tubes from the HECU by unlocking the nuts (6-ea) couter-clockwise using a spanner.

    Tightening torque:  13.7 - 16.7 N.m (1.4 - 1.7 kgf.m, 10.1 - 12.3 lb-ft)

    G14626936Courtesy of HYUNDAI MOTOR AMERICA

    Tightening torque:  18.6 - 22.6 N.m (1.9 - 2.3 kgf.m, 13.7 - 16.6 lb-ft)

    G14626937Courtesy of HYUNDAI MOTOR AMERICA
  4. Loosen the ESP control module mounting nut (A) and then remove the ESP control module from the vehicle.

    Tightening torque:  16.7 - 25.5 N.m (1.7 - 2.6 kgf.m, 12.3 - 18.8 lb-ft)

    G14626938Courtesy of HYUNDAI MOTOR AMERICA
  5. Separate the bracket (B) after remove the mounting bolt from the HECU (A).
    G14626939Courtesy of HYUNDAI MOTOR AMERICA