Cylinder Leak Down Test - Brightlocal News
It’s called a cylinder leak-down test. A leak-down test can tell you if the loss of compression is due to things like worn rings, burned or stuck open valves (intake or exhaust) or a leaking head gasket. Step-by-step, you’ll discover how to perform a cylinder leak down test, interpret the results, and apply that knowledge to troubleshoot common issues uncovered during these proceedings.
A cylinder leak down test measures how well an engine cylinder holds compressed air pressure. Unlike a standard compression test, which only provides a peak pressure reading, the leak down test … Learn how to perform the cylinder leak down test for precise engine diagnostics and troubleshooting with autozone.
