Spark Plug Replacement

REMOVAL PROCEDURE

NOTE: This engine has aluminum cylinder heads. Do not remove the spark plugs from a hot engine, allow it to cool first. Removing the spark plugs from a hot engine may cause spark plug thread damage or cylinder head damage.




1. Remove the ignition coil housing.

IMPORTANT: Remove any water and debris from the spark plug holes before spark plug removal with compressed air.

2. Remove the spark plugs with a spark plug socket.
3. Inspect the spark plugs. Refer to Spark Plug Inspection.

INSTALLATION PROCEDURE




1. Gap the spark plug, using round wire type spark plug gape gage.

Gap
Adjust the spark plug cap to 1.14 mm (0.045 in).

IMPORTANT: DO NOT coat the spark plugs with anti seize compound. Over torquing could accrue and damage to the cylinder head threads may result.

NOTE: Refer to Fastener Notice in Service Precautions.

2. Install the spark plugs with a spark plug socket.

Tighten
Tighten the spark plugs to 20 N.m (15 lb in).

3. Install the ignition coil housing.