With a simple diesel engine compression test, it is possible to spot compression problems before they get worse. Here’s information on these tests and how to decide if it is time to perform one.

The big news regarding Mazda’s diesel-powered ambitions is that the U.S. market will also get to experience the 2.2-liter engine in the second half of 2017, most likely for the 2018 model year.

Is your engine underperforming? Our expert shares how a diesel engine compression test could provide the diagnosis.