Spark Plug: Service and Repair

Spark Plug Replacement

Removal Procedure

Caution: 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(s). Refer to Ignition Coil Replacement Service and Repair.

Note: Make sure that any water and/or debris is blown out of the spark plug holes prior to removing the spark plugs.

2. Remove the spark plugs using a 5/8 inch spark plug socket.

Installation Procedure





Caution: Refer to Fastener Caution Fastener Caution.

Caution: Do not coat spark plug threads with anti-seize compound. If anti-seize compound is used and spark plugs are over-torqued, damage to the cylinder head threads may result.

1. Install the spark plugs.

The spark plug gap is 1.0 mm (0.040 in).

Tighten the plugs to 20 Nm (15 lb ft).

2. Install the ignition coil(s). Refer to Ignition Coil Replacement Service and Repair.