![]() Clean the thread chaser and use new grease between the flutes, and run the cleaned thread chaser through to pick up any residual grease. Tighten down the Torx screw to the harness. Plug the electrical harness plugs into the ignition coils. As the chaser pushes the dirt out of the threads, the grease will pick it up and prevent it from falling into the cylinder. Next, insert the new ignition coils into the engine wells until they snap into place. Take a spark plug thread chaser, put a small dab of grease in one of the flutes, and slowly run it into the threads. Think about how often it takes effort to remove the plugs. Next, you should clean the spark plug threads in the cylinder head. It could be the early indicator of a problem and could aid in diagnostics down the road. And if there’s one that’s considerably different from the others, it’s a good idea to note it down in the service history. Spark Plug Replacement DIY (the ULTIMATE Guide) ChrisFix 9.42M subscribers Subscribe 4.8M views 4 years ago Learn how to replace spark plugs, inspect spark plugs, gap spark plugs. Even though we don’t read plugs like we used to, when you pay attention to this detail, you get used to what they normally look like. Always inspect the plugs as you remove them. And don’t forget to wear your safety glasses. Sometimes there’s dirt or debris that’s wedged in place and doesn’t let go until you loosen the plug. Then crack them loose and back them out a half turn, and then give them another quick shot of air. ![]() A torn boot opens the door to both.īefore just zipping the plugs out, use compressed air to blow any dirt away that is collected around the spark plugs. Standard sparkplugs generally have an expected life of 30,000km and shouldnt really show signs of wear after just 3,000km unless they had been dropped, oil. One, to insulate and prevent secondary voltage from finding an alternate path to ground, and two, to keep moisture from getting in and corroding the connection between the plug and the wire. Don’t use any sharp tools or picks, and don’t just pull on the wire, because you risk tearing the boot or pulling the wire out of its end terminal. They can be stuck and you often have to gently work the boot back and forth until it releases its grip on the plug. Spark plugs are an important part of your engine - make sure that they are replaced every 10000 miles or so, to keep your ignition system running smoothly. An old, damaged, or ineffective spark plug may cause your vehicle’s engine to misfire. Still, you should not forget to replace your spark plugs when the time comes. You may not need to worry about your vehicle’s spark plugs for 30,000 miles or more. ![]() To start with, if the vehicle has plug wires, always use a spark plug boot puller to remove them. Spark plug manufacturers design their products both to be durable and have a long life. You’ll still make time on the job, and the quality of your work will be second to none. There are some very important steps to take when replacing spark plugs, and if you’re set in your routine, it will only cost you a few extra minutes. It’s easy to think, “I’ll knock this out, make some time on it, and move on to the next thing.” But that’s not the best way to approach it. Replacing a set of spark plugs might seem like an easy job.
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