Spark Plug: Service Precautions
IMPORTANT:^ Do not remove the spark plugs when engine is warm.
^ Clean dirt and debris from the spark plug recess area.
^ Use care when removing the spark plug boots from the spark plugs. Twist the boot 1/2 turn before removing the boot and the PULL ON THE BOOT ONLY to remove it. DO NOT PULL ON THE WIRE as this may damage the spark plug wire.