Spark Plug: Service and Repair
SPARK PLUG REPLACEMENTREMOVAL PROCEDURE
1. Turn the ignition OFF.
2. Disconnect the electronic ignition (EI) module harness connector.
3. Remove the ignition coil housing attachment bolts and remove the ignition coil housing.
IMPORTANT: Make sure that the water and debris are blown out of the spark plug holes before removing the spark plugs.
4. Remove the spark plugs using a 5/8 inch spark plug socket.
INSTALLATION PROCEDURE
NOTE:
- Refer to Fastener Notice in Service Precautions.
- 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.
Tighten the spark plugs to 20 N.m (15 lb ft).
The spark plug gap is 1.1 mm (0.45 in).
2. Apply dielectric compound to the spark plug boots and make sure no corrosion is present.
3. Install the ignition coil housing to cam cover and attachment bolts.
Tighten the ignition coil housing bolts to 10 N.m (89 lb in).
4. Connect the EI module harness connector. Push in until a click is heard and pull back to confirm a positive engagement.