Repair Procedures: Removal

Disconnect the battery (-) terminal.
Disconnect the oil temperature sensor connector (A), and then remove the sensor (B).
Tightening torque:

34.3 - 44.1 N.m (3.5 - 4.5 kgf.m, 25.3 - 32.5 lb.ft)

Courtesy of HYUNDAI MOTOR AMERICA