Repair Procedures: Removal

Disconnect the battery negative (-) terminal.
Disconnect the ignition coil (A).
(Refer to Ignition System - "IGNITION COIL ")
Remove the Spark Plug (A).
Tightening Torque:

14.7 - 24.5 N.m (1.5 - 2.5 kgf.m, 10.8 - 18.1 lb.ft)

Courtesy of KIA MOTORS AMERICA, INC.

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