Bank2 [Cylinder #2, #4, #6]

Remove the ignition coil.
(Refer to Ignition System - "IGNITION COIL ")
Remove the spark plugs (A).
Tightening torque:

15.7 - 23.5 N.m (1.6 - 2.4 kgf.m, 11.6 - 17.4 lb.ft)

Courtesy of KIA MOTORS AMERICA, INC.

NOTE: Be careful not to get foreign matter into the spark plug hole.