Spark Plug: Service and Repair
CAUTION: To avoid breaking the spark plug, be sure to fit the socket squarely over it.
1. Disconnect the high-tension lead.
2. Remove the spark plug.
3. Install in the reverse order of removal.
Tightening torque
15 - 22 Nm {1.5 - 2.3 kgf.m, 11 - 16 ft.lbf}