Setting the record straight on ASE certification

Exploring the myths surrounding ASE credentials, Dave Johnson highlights the certification's role in enhancing technician skills, industry standards, and professional recognition through scientifically-validated testing.
Sept. 24, 2025
4 min read

Key Highlights

  • ASE certification requires both industry experience and passing scientifically validated tests, demonstrating proven competence and professionalism.

  • Test scores are not solely based on percentage correct; ASE exams use psychometrics to ensure they accurately measure relevant skills and knowledge.

  • Questions on ASE tests are developed through a rigorous process involving industry experts, ensuring they reflect real-world automotive repair tasks.

  • Certified technicians tend to be more productive, make fewer repairs, and earn higher wages, highlighting the value of ASE credentials.

  • Earning ASE certification is a meaningful step toward professional recognition, career advancement, and improved shop performance.

After more years of human experience than I care to admit, I have learned that when we undertake an effort to challenge and improve ourselves, some may be critical of those efforts. I have observed some similar behaviors toward those pursuing ASE certifications. While not everyone wants to pursue ASE credentials for their own reasons, I believe it is important to visibly improve skills and knowledge and be aware of specific myths that could discourage worthwhile efforts in taking on this particularly rewarding challenge.

So, here are a few common myths I have heard that could use some correcting.

 

Myth No. 1: "Just because you have an ASE certification doesn't mean you can fix a vehicle."

This argument leans on circumstantial evidence while ignoring the broader reality. ASE-certified technicians have a minimum of two years of real-world experience in addition to passing rigorous, industry-developed and recognized tests. In theory, a person could pass a test, have two years of on-the-job experience, and yet have no ability to fix a vehicle. That person may exist, but I haven't met this theoretical exception to the solid rule yet.

ASE certification does not claim to make someone a genius in all areas of diagnosis and repair. What it does signify is a technician's proven competence, commitment to ongoing learning and dedication to professionalism. Previous studies indicate that ASE-certified professionals tend to show roughly 40% higher productivity, 60% fewer repeat repairs, 30% less turnover and earn 20% more on average than their noncertified counterparts.

This positive data related to ASE certifications typically brings up a sometimes-misapplied truth: Just because there's a correlation or connection between ASE certifications and all those positive traits doesn't mean ASE certifications are the cause. That can be true, but it misses the basic fact that this correlation or connection has its own huge value in identifying a unique population that is distinctly different from another. As an employer or a customer, it would be logical to value an ASE-certified professional more than a noncertified professional because they can be much more confident that they will get positive results.

 

Myth No. 2: "You don't even need to score a minimum 80% on an ASE test to pass, so the tests must not be valid."

This is a classic misunderstanding of professional certification exams across industries, from law and medicine to finance and automotive repair. ASE testing uses psychometrics, a sophisticated statistical science applied by doctoral experts, to ensure the tests accurately measure a technician's knowledge and skills.

The percentage of correct answers alone doesn't determine competence — it's the difficulty level of the questions themselves that matters. The methodology behind ASE tests is so robust that it holds up in legal proceedings. The tests are valid and challenging, with a passing score that fairly identifies those who meet industry standards.

 

Myth No. 3: "ASE test questions don't reflect real-world work."

Every test question goes through a multistage validation process involving experienced technicians, industry educators and psychometricians. Hundreds of top-tier professionals contribute to developing ASE standards and test questions, ensuring that every topic reflects actual shop work.

Additionally, thousands of working technicians participate in ASE surveys to confirm that the tests assess relevant, real-world tasks. If you've ever completed one of these surveys, congratulations — you've played a direct role in shaping ASE tests.

 

The bottom line: ASE certification matters

For those who have worked hard to earn ASE certifications, be proud of your achievement. You've proven your skills through a rigorous, scientifically validated process that sets you apart in the industry. The numbers don't lie: ASE certification leads to better performance, higher pay and greater professional recognition.

For those who haven't taken the step, now is the time. Many of you already have the knowledge, experience and skill — you just need the official recognition that ASE certification provides. Yes, the process takes effort. Yes, the tests are challenging. But the rewards? They're real, measurable and worth it.

Feeling hesitant? Others have felt the same way, but here's what they found: ASE certification validates skills, improves career prospects and enhances shop performance. ASE certification is a simple yet profound tool to help others recognize your specific skills and professionalism. It is one of the keys to ensuring that automotive service professionals receive the recognition they deserve from their peers, the industry they work in and, most importantly, consumers.

About the Author

Dave Johnson

Dave Johnson

Dave Johnson leads ASE, the industry’s credentialing body for automotive service professionals. Previously, he held global leadership roles at Ford, overseeing service engineering, EV support, and technical operations. A lifelong automotive enthusiast, Dave has worked across service strategy, repair development, and dealer operations.

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