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.

If your car is getting older or you feel like you may be losing some engine power, a compression tester can help sort out the problem.

To perform a relative compression check, you attach the lead to the starter wire and monitor how much energy it takes to crank the engine. The only downside to this quick test is if all the ...

Checking a diesel engine's compression by performing a leakdown test is a more detailed method of diagnosing the powerplant's condition and determining the amount (percentage) of blow-by.