John Thornton 2025
ASI will present seven classes in 2025. Five will be presented by John Thornton, with one class by Keith Perkins and one class by Scot Manna.
Advanced Electrical Diagnostics: Fast and Effective Testing, presented by Keith Perkins
Watch it live on January 28 & 30, 2025, 7pm CST, or watch the recording.
Network Diagnostics: High-Speed CAN Bus, presented by John Thornton
Watch it live on live March 25 & 27, 2025, 7pm CST, or watch the recording.
Gasoline Direct Injection Diagnostics, presented by John Thornton
Watch it live on live on May 20 & 22, 2025, 7pm CST, or watch the recording.
Low Amp Current Probe Diagnostics, presented by John Thornton
Watch it live on July 15, 2025, 7pm CST, or watch the recording.
Diagnosing Engine Mechanical Problems with Cranking Current & Cranking Vacuum, presented by John Thornton
Watch it live on September 9 & 11, 2025, 7pm CST, or watch the recording.
Modern Approach for Driveability Concerns & The Diagnostic Process, presented by Scot Manna
Watch it live on October 21 & 23, 2025, 7pm CST, or watch the recording.
Diagnosing Engine Mechanical Problems with In-Cylinder Pressure Transducers, presented by John Thornton
Watch it live on December 9 & 11, 2025, 7pm CST, or watch the recording.
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Included with registration
• Shop access for all technicians so they can watch at work or home.
• Question & answer session during live broadcasts
• PDF class manual including certificate of completion
• Unlimited video access after the recording is posted to your ASI library
How it works
• Before the class, you will receive emails with the link to join the live broadcast via Zoom. These will be sent one week, one day & one hour in advance of the live broadcast.
• PDF Manual will be supplied at the start of the class.
• After the broadcast ends your digital copy along with the PDF manual will be found in your Automotive Seminars account under “My Video Library”.
