This is a super cool demonstration of how a marine diesel engine works! Don’t miss the video at the bottom of this article.
We are not diesel engine specialists, but we have maintained and repaired our own engines in our various boats over the years and have dealt with most issues. So we offer some maintenance and troubleshooting tips later in this article.
Problems with diesel engines are usually relatively simple and with a little regular preventative maintenance one can avoid the need for repairs at sea. But to be able to affect even basic repairs, you have to understand how the diesel engine works. This diagram here is a great demo of how a diesel engine works but we recommend you do some classes with your local engine dealer to learn how to deal with basic issues. It will save you a lot of dollars and headaches! Here’s some further reading.