Boost leak symptoms and common causes Does boost leak cause rich or lean? Detailed discussion there are several signs that you may have a boost leak, including loss of power, a check engine light on the dashboard, slow turbo spooling, poor fuel economy, and black smoke from the exhaust during acceleration.
First we need to know some of the basics Boost leaks can be seen visually by pressing the intake, spraying soapy water to look for bubbles, or using a workshop smoke tester You may have some questions like
What is the boost leak tester really doing when we.