It will spark well enough, but the real draw is the longevity. However, the last type on our list is a commonly recommended plug because of its longevity. As the middle-ground option, it does well to balance spark and longevity. Expect it to last about 30,000 to 50,000 kilometers before it needs changing. If you frequently change oil or if your car has a short maintenance interval then a copper plug would do you well.Ī platinum plug, meanwhile, will give you a slightly weaker spark but last a lot longer than a copper plug. The tradeoff is that copper plugs have a strong spark which will give you a better ignition. There are three main types that vary in price, conductivity, and longevity.Ĭopper is the most affordable and lasts about 20,000 kilometers or a year before you will need to change them out. Take note of the diameter and the gap of your plug to ensure proper fit in your engine.Īlso, pick the material of your ground electrode.
#Spark plug replacement manual
Consult your manual or service guide of your respective automobile to get the right plug for your motor.
Now, it's important to make sure that you have the right spark plugs in the right spec. If you can’t get your car to start, it is likely that there’s more than one problem plaguing it, or that a spark plug is a culprit if the engine is not turning over.ĭepending on the number of cylinders your engine has and depending on the technology accompanying it, you will have at least one spark plug per cylinder. Loss of power and fuel economy go hand in hand, and you may not notice your foot pressing deeper and deeper into the accelerator thus consuming more fuel than needed. Poor fuel economy might not be noticed right away, but if you notice that your fuel economy is way below what it should be, then it may be time to check your plugs. Again, this is another sign that you need new plugs. Loss of power or hesitation while on the accelerator can be attributed to a number of other factors, but a bad spark plug can be part of the problem or the only problem you need to fix. Also, if you feel the car's not running smoothly and there is an excess amount of vibration, that's another telltale sign. To monitor this, check your car's tachometer and see if the needle jumps up and down noticeably. Rough idling when your car is warmed up is a sign that you need to have your plugs replaced. If you hit a certain mileage with your car, then it’ll be time to swap out the old plugs for new ones even if they are in working order. Your service manual will include the interval for a spark plug change.
The first sign that you should pay attention to is your odometer reading. Spark plugs play an integral role in the combustion cycle of the engine, and if that component were to fail, it would lead to an expensive fix.
Like a lot of maintenance practices, better to be safe than sorry.
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