Here’s How To Clean Spark Plugs
Spark Plug by Nazly Ahmed — CC BY-NC-SA 2.0
For spark plugs to work properly, they must be clean. If you have dirt caked up in the crevices, the voltage will be way too high and you likely will not be able to turn on your car.
That’s why when you know how to clean spark plugs, you can deal with a faulty engine quickly and get by cleaning or replacing them.