Spark Plug: Service and Repair

Always remove the ignition coil assembly by grasping at the spark plug boot, turning the assembly 1/2 turn and pulling straight back in a steady motion.

REMOVAL
1. Prior to removing the spark plug, spray compressed air around the coil area and spark plug.
2. Remove electrical connector from ignition coil. It is necessary to loosen the screws by alternating back and forth. Do not lose the spacers under the coil when loosening the screws.
3. Remove 2 fasteners from ignition coil.
4. Remove ignition coil assembly.
5. Remove the spark plug using a quality socket with a rubber or foam insert,
6. Inspect the spark plug condition.

INSTALLATION
1. To avoid cross threading, start the spark plug into the cylinder head by hand.
2. Tighten spark plugs to 28 Nm (20 ft. lbs.) torque.
3. Install ignition coil assembly onto spark plug.
4. Install coil screws and tighten to 6.7 Nm (60 in. lbs.).
5. Connect the electrical connector.