FixVault

Repair Procedures: Replacement

WARNING: This page is about a different car, the 2017 Hyundai Santa Fe Sport. However, it is still accessible from the selected car via links, so may be relevant.
  1. Prior to replacing the 4WD ECU, check the 4WD ECU's clutch learning with the GDS tool.

    (Refer to 4WD Control System - "ADJUSTMENT ")

  2. Disconnect the battery negative cable from the battery
  3. Disconnect the 4WD ECU connector (A).
    Fig 1: Disconnecting 4WD ECU Connector
    G12055865Courtesy of HYUNDAI MOTOR AMERICA
  4. Loosen the nuts (A) and then remove the 4WD ECU.

    Tightening torque: 

    9.8 ~11.8 N.m (1.0~1.2 kgf.m, 7.2~8.7 lb-ft)

    Fig 2: Locating 4WD ECU Nuts
    G12055866Courtesy of HYUNDAI MOTOR AMERICA