Repair procedures: Replacement

Remove the 4WD ECU (C) after removing the nut (A-2ea) and the connector (B).
Tightening torque:

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

Fig 1: Identifying 4WD ECU, Connector With Nut
Courtesy of HYUNDAI MOTOR AMERICA