John Thornton Part 1 [E181] - Diagnosing the Aftermarket A to Z
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About this episode
Thanks to our Partner, NAPA Autotech TrainingDiagnosing the Aftermarket A to Z websiteShow Notes:Introduction & Sponsor MessageSponsored by NAPA AutoTech Training – Helping shops turn general technicians into profitable team members.Matt introduces John Thornton, a highly respected instructor and presenter in the automotive industry.Early Days & MentorshipMatt and John reminisce about their first meeting in January 2020 at a training event in Minneapolis.John’s early influence through his Underhood Service Magazine columns, which shaped Matt’s diagnostic approach.Key articles that impacted Matt:Trigger Modes (Auto vs. Normal/Lab)In-Cylinder Pressure Testing (using a Fluke PV-350 transducer)Current Probe Diagnostics (Fluke ADI-110S)Diagnostic AwakeningsJohn’s guidance helped Matt diagnose a shorting fuel injector on a 1987 Chrysler Conquest Turbo, leading to a deeper understanding of inductive kick.Importance of post-repair testing to solidify learning.Documentation & Knowledge SharingJohn’s method of annotating wiring diagrams and keeping physical file cabinets for quick reference.Transition from paper-based documentation to digital tools (e.g., PicoScope’s annotation features).Evolution of Service InformationFrom Chilton/Motor manuals to Mitchell on Demand (disc-based) to modern OEM online portals (Toyota, Chrysler, BMW).The power of hyperlinked wiring diagrams and 3D connector views in OEM service info.Training & Public SpeakingJohn’s philosophy on preparation: Rehearsing presentations multiple times to ensure smooth delivery.Handling technical difficulties (e.g., projector failures) by staying adaptable.Encouraging techs to share knowledge through platforms like Vision Hi-Tech Training & Expo.Teaser for Part 2Next episode dives deeper into CAN bus diagnostics, multiair systems, and more training insights.Key Takeaways:Diagnostic growth comes from post-repair analysis and documentation.Service information has evolved dramatically—OEM portals now offer unparalleled detail.Effective training requires relentless preparation and adaptability.Listen to Part 2 next week for more insights!Thanks to our Partner, NAPA Autotech TrainingNAPA Autotech’s team of ASE Master Certified Instructors are conducting over 1,200 classes covering 28 automotive topics. To see a selection, go to napaautotech.com for more details.Contact InformationEmail Matt: mattfanslowpodcast@gmail.comDiagnosing the Aftermarket A - Z YouTube Channel The Aftermarket Radio Network: https://aftermarketradionetwork.com/Remarkable Results Radio Podcast with Carm Capriotto: Advancing the Aftermarket by Facilitating Wisdom Through Story Telling and Open Discussion. https://remarkableresults.biz/Diagnosing the Aftermarket A to Z with Matt Fanslow: From Diagnostics to Metallica and Mental Health, Matt Fanslow is Lifting the Hood on Life. https://mattfanslow.captivate.fm/Business by the Numbers with Hunt Demarest: Understand the Numbers of Your Business with CPA Hunt Demarest. https://huntdemarest.captivate.fm/The Auto Repair Marketing Podcast with Kim and Brian Walker: Marketing Experts Brian & Kim Walker Work with Shop Owners to Take it to the Next Level. https://autorepairmarketing.captivate.fm/The Weekly Blitz with Chris Cotton: Weekly Inspiration with Business Coach Chris Cotton from AutoFix - Auto Shop Coaching. https://chriscotton.captivate.fm/Speak Up! Effective Communication with Craig O'Neill: Develop Interpersonal and Professional Communication Skills when Speaking to Audiences of Any Size. https://craigoneill.captivate.fm/