In this powerful training resource, need-to-know information is combined with opportunities to apply knowledge gained in a testing format, providing the tools needed to prepare for success in the ASE certification exam. ASE Test Preparation - Auxiliary Power Systems Installation and Repair, E3 is a study guide that begins with a history of the ASE and progresses to include guidelines, techniques, and strategies for taking and passing the certification exams. An overview of the task list follows, detailing the most recent procedures used to properly install, diagnose, service, and repair auxiliary power systems. This in-depth content is then taken to the next level using the best in training methodology - ASE-style practice questions and answer rationales that allow readers to get the full ASE testing experience before they ever step foot into the real-world testing environment.