Spark Plug Removal/Installation

CAUTION:

If a spark plug that is not as specified is installed, engine performance will be deteriorated. Install only the specified spark plug when replacing.

Remove the battery cover. (See BATTERY REMOVAL/INSTALLATION [L3 WITH TC] ).
Disconnect the negative battery cable.
Remove the charge air cooler. (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION ).
Remove the ignition coils. (See IGNITION COIL REMOVAL/INSTALLATION ).
Remove the spark plugs using a plug-wrench.
Install in the reverse order of removal.
Tightening torque

10-14 N.m {102-142 kgf.cm, 89-123 in.lbf}