Spark Plug: Service and Repair

REMOVAL
1. Remove the coil per plug unit.
2. Loosen spark plugs a 1/4 turn, and using compressed air, remove any dirt or foreign material from spark plug areas of cylinder heads.
3. Remove spark plugs.
4. Inspect and, if necessary, replace spark plugs.

INSTALLATION
1. Follow removal procedure in reverse order.
2. Tighten spark plugs to 9-20 Nm (7-15 lb ft).