ASE Advanced Engine Performance Specialist Certification Test (L1) Guide
The ASE Advanced Engine Performance Specialist (L1) Test is designed to measure a technician’s knowledge of the skills needed to diagnose emission failures and driveability problems on computer-controlled engine systems. It is an extension of the basic repair and diagnostic skills tested on the Automobile Engine Performance (A8) test. To register to take the L1 certification test, you must have passed the ASE Engine Performance (A8) Test.
A. General Powertrain Diagnosis
B. Computerized Powertrain Controls Diagnosis
C. Ignition System Diagnosis
D. Fuel Systems and Air Induction Systems Diagnosis
E. Emission Control Systems Diagnosis
F. I/M Failure Diagnosis
App At A Glance
- 200 Practice Questions
- 6 Content Subjects
- 150 Happy Users
Create Custom Exams
In three simple screens, you can choose your study mode, content areas, and how many questions you want to take. Personalized practice will increase your learning ability.
Our answer rationales are written to effectively teach you the material. We even explain why the distractors are incorrect choices so you can fully master the concepts.
Track Your Progress
Track your progress with detailed exam results and cumulative history charts. Analyze your past scores, the time taken to complete a test, and knowledge area strengths and weaknesses.
No Internet Required
Study anywhere, anytime. Open the app on your mobile device to get started.
See answers and explanations as you go or simulate an official exam by waiting until the end.
Schedule daily study time that fits your busy schedule and never forget to study.
Question of the Day
Finding motivation to study can be tough. Challenge yourself with a new QOTD each day.
Reach us through the app and enjoy personalized support. Let us help you succeed!
Pass your next exam without breaking the bank. Start studying for free today!
*Disclaimer: Pocket Prep, Inc. is not affiliated with or endorsed by the ASE®. Accordingly, the ASE makes no representations regarding the content of Pocket Prep, Inc. materials. All organizational and test names are trademarks of their respective owners.