Spark Plug: Service and Repair

Spark Plugs

Removal
1. Remove the Coil-Per-Plug unit: Service and Repair
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. Refer to the spark plug inspection chart to determine the condition of the spark plugs: Testing and Inspection

Installation
1. Follow removal procedure in reverse order.
2. Tighten spark plugs to:9-20 N m (7-15 lb.ft).