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Home >> Hyundai >> 2017 >> Santa Fe XL Base >> Repair and Diagnosis (Single Page) >> Brakes >> Traction Control >> Electronic Stability Control (ESC) System >> ESC Control Module >> Repair Procedures >> Removal
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Repair Procedures: Removal

  1. Turn the ignition switch OFF.
  2. Remove the brake fluid from the master cylinder reservoir with a syringe.
    NOTE:
    • Be sure to completely remove foreign substances from around brake fluid reservoir and cap before opening the reservoir cap. If not, it may cause contamination of brake fluid and deterioration in braking performance.
    • Do not spill brake fluid on the vehicle, it may damage the paint; if brake fluid does contact the paint, wash it off immediately with water.
  3. Remove the surge tank.

    (Refer to "SURGE TANK ")

  4. Pull up the lock of the HECU connector (A) and then disconnect the connector.
    G12033342Courtesy of HYUNDAI MOTOR AMERICA
  5. Disconnect the brake tubes from the HECU by unlocking the nuts counterclockwise with a spanner.

    Tightening torque 

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

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

    G12033343Courtesy of HYUNDAI MOTOR AMERICA
  6. Loosen the HECU bracket nuts (A) and 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)

    G12033344Courtesy of HYUNDAI MOTOR AMERICA
    CAUTION:
    1. Never attempt to disassemble the HECU.
    2. Never shock the HECU.
  7. Remove the bolts and 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)