Corrosion is an unfortunate and inevitable effect that attacks most metals. There are a few common causes of corrosion, and you’ve probably encountered all of them, even though you might not have recognized or identified them at the time. Understanding what’s going it can help you detect and prevent it in the future. This post goes through the most common causes of corrosion, the factors which speed it up, how you can slow it down, and what you should do about preventing it.
Glow plugs are installed on many diesel engines to help with cold starts. They usually fail because of corrosion, overheating, mechanical damage, or metal fatigue, and their failure can cause a variety of problems. The easiest way to test a glow plug is by using a clamp-meter, though digital multimeters can also do the job, and glow-plug testers also work.