How To Remove Broken Spark Plug From Engine

If your engine is sputtering or missing, you may need to learn how to remove a broken spark plug. This procedure is an easy one and should not take much time and will save your engine ware and tear as well as fuel mileage. Don't let this problem go unchecked, or the problem will spread.

  1. Find all your spark plugs. If you are changing one, it would be good to change them all. It will help your engine to be firing with all new plugs rather than one new and the others older. It will keep you from having to lift the hood when one of the other ones decide to follow suit. Consult your manual to find where all your plugs are located.
  2. Clean your area. An engine is touchy. When you remove the broken spark plug, there will be a direct hole to the top of the cylinder. Any junk or trash gets down in these areas, and you could cause damage to the cylinder walls, piston, or any number of vital engine components. Remove the spark plug wire and with high pressure air or degreaser, blast the grease and gunk from around the spark plug.
  3. Remove the broken plug. Once the grease and garbage is removed from the area, it is time to remove the spark plug. With a spark plug wrench, remove the spark plug from the engine block. Be careful not to let anything fall into the hole before your able to replace the spark plug with a good one.

In replacing a broken spark plug, it is important not to cross thread the spark plug. When the plug is removed it is important to keep water and any elements out of the engine block. Be sure to consult your engine manual for timing sequence, plug wire size, and the best plugs to use when replacing them. Step by step, spark plugs are usually easy to remove when broken. When done right, proper maintenance will keep your engine running tops for a long time.

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