[CVVT Oil Control Valve (Exhaust)]

Switch "OFF" the ignition and disconnect the negative (-) battery terminal.
OCV extension wiring connector (A).
Release the wiring mounting bracket (B) after loosening the mounting bolt.

Fig 1: Removing OCV Extension Wiring Connector
Courtesy of KIA MOTORS AMERICA, INC.
Remove the mounting bolt (A), and then remove oil control valve & extension wiring (B) from the engine.
CVVT Oil Control Valve Mounting Bolt:

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

Fig 2: Removing Oil Control Valve & Extension Wiring From Engine
Courtesy of KIA MOTORS AMERICA, INC.
Disconnect the oil control valve (A) from the extension wiring (B).

Fig 3: Disconnecting Oil Control Valve From Extension Wiring
Courtesy of KIA MOTORS AMERICA, INC.