Ignition Coil and Spark Plug Removal/Installation

Remove the engine cover (see step 7 on ENGINE REMOVAL ).
Disconnect the ignition coil connectors (A), then remove the ignition coils (B).
FRONT

Fig 1: Ignition Coil Connectors And Ignition Coils With Torque Specifications (FRONT)
Courtesy of AMERICAN HONDA MOTOR CO., INC.

REAR

Fig 2: Ignition Coil Connector And Ignition Coils With Torque Specifications (REAR)
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Remove the spark plugs (C) and inspect them (see SPARK PLUG INSPECTION ).
Apply a small amount of anti-seize compound to the plug threads, and screw the plugs into the cylinder head, finger-tight, then tighten the plugs to the specified torque.
Specified Torque:

22 N.m (2.2 kgf.m, 16 lbf.ft)
Install the ignition coils in the reverse order of removal.