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Home › Hyundai › 2014 › Tucson GLS, FWD › Repair and Diagnosis › Brakes › Traction Control › Electronic Stability Control (ESC) System › ESC Control Unit › Repair Procedures › Removal

Repair Procedures: Removal

  1. Turn the ignition switch OFF.
  2. Disconnect the brake tubes from the HECU by unlocking the nuts counterclockwise with a spanner.

    Tightening torque: 

    ABS : 12.7 ~ 16.7 N.m (1.3 ~ 1.7 kgf.m, 9.4 ~ 12.3 lb-ft)

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

    3. Fig 1: ESC Control Unit Lines
    G00546196Courtesy of HYUNDAI MOTOR CO.
  3. Pull up the lock of the ESC control unit connector, then disconnect the connector.
  4. Loosen the ESC HECU bracket bolts (A) and nut (B), then remove HECU and bracket.

    Tightening torque: 

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

    Fig 2: ESC HECU Bracket Bolts And Nut
    G06874573Courtesy of HYUNDAI MOTOR CO.
    NOTE:
    1. Never attempt to disassemble the HECU.
    2. The HECU must be transported and stored in.
    3. Never shock to the HECU.
  5. Remove the 3 bolts, then remove the bracket from HECU.

    Tightening torque: 

    10.8 ~ 13.7 N.m (1.1 ~ 1.4 kgf.m, 8.0 ~ 10.1 lb-ft)

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