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Home >> Hyundai >> 2021 >> Tucson Value, 4WD >> Repair and Diagnosis >> Transmission >> Transfer Case >> 4WD Control System >> 4WD Ecu >> Repair Procedures >> Removal
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Repair Procedures: Removal

  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. Remove the Luggage Side Trim.

    (Refer to Body - "LUGGAGE SIDE TRIM ")

  4. Disconnect the 4WD ECU connector (A).
  5. Loosen the nuts and then remove the 4WD ECU (B).

    Tightening Torque: 

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

    G13021378Courtesy of HYUNDAI MOTOR AMERICA