Removal & Installation: Removal

Disconnect the battery negative (-) terminal.
Remove the air cleaner.
(Refer to Engine Mechanical System - "AIR CLEANER ")
Disconnect the Oil Pressure & Oil Temperature Sensor (OPTS) connector (A).

Courtesy of KIA MOTORS AMERICA, INC.
Remove the OPTS (A).
Tightening torque:

35.3 - 38.2 N.m (3.6 - 3.9 kgf.m, 26.0 - 28.2 lb.ft)

Courtesy of KIA MOTORS AMERICA, INC.