Spark Plug: Service and Repair
INSPECTION1. Disconnect the Spark Plug Cable from the Spark Plug.
Note: Pull on the Spark Plug Bable boot when removing the Spark Plug Cable, not the cable, as it may be damaged.
2. Using a Spark Plug wrench remove all of the Spark Plugs from the cylinder head.
Note: Take care not to allow contaminants to enter through the Spark Plug holes.
3. Inspect the spark plugs for the following;
- Broken insulator.
- Worn electrode.
- Carbon deposits.
- Damaged or broken gasket
- Condition of the porcelain insulator at the tip of the Spark Plug.
4. Inspect he Spark plug gap using a wire gap gauge and adjust as needed.
Gap: 1.0 - 1.1 mm (0.039 - 0.043 in)
5. Reinstall the Spark plug and tighten to specified torque.
Torque: 20 - 30 Nm (15 - 21 ft lb)
Do not overtighten.