Professional technicians who own a Snap-on diagnostic tool equipped with a two- or four-channel oscilloscope and are running the latest software release have access to Snap-on’s exclusive Fast-Track Guided Component Tests to streamline the diagnostic process and quickly get to the root cause of the problem.

“In modern vehicle diagnostics, testing individual components isn’t just helpful – it’s essential,” said  Helen Cox, marketing and client services director, Snap-on Diagnostics.

“Accurately identifying whether a part is truly at fault or simply affected by another system can be the difference between a quick repair and hours of lost workshop time.”

Guided component tests help technicians get to the cause of issues quickly, verify faulty parts or components, confirm repairs and prevent costly comebacks, cutting out unnecessary trial-and-error.

They also help eliminate the practice of “swapnostics,” which is switching out parts in the hope they fix the fault, saving valuable time and avoiding unwarranted expense. 

This advanced capability goes beyond scanner data to help technicians identify faults with confidence. Fast-Track Guided Component Tests are available on the ZEUS and TRITON series products as well as MODIS^™ Edge and VERUS^® Edge products with the current software update.

“Snap-on’s Fast-Track Guided Component Tests take oscilloscope diagnostics to the next level,” said Cox.

“Rather than simply displaying raw waveforms, they provide vehicle-specific test procedures that guide technicians step by step on where to connect, how to connect and what to look for. 

With over 7 million tests and built-in sample waveforms, technicians get the equivalent of on-the-job training every time they use it, reducing guesswork and increasing diagnostic certainty. It’s this combination of instruction, automation and insight that transforms a traditional scope test into a highly efficient diagnostic workflow.”

While scanner data is invaluable, it’s only part of the story. A scanner tells the effect and what the vehicle systems are experiencing, but to uncover the cause, technicians need to test the component or circuit directly.

Guided component tests bridge the gap by verifying suspected faults in real time, helping to: 

• Avoid unnecessary parts replacement 
• Reduce comebacks and improve customer satisfaction 
• Gain confidence before ordering and fitting parts 

Whether the fault is an open, short or resistance issue in the circuit, guided component tests help pinpoint the failure with clarity. 

To learn more about Fast-Track Guided Component Tests or any of the Snap-on diagnostic solutions, talk to a participating franchisee or other sales representative, or visit snap-on.com/diagnostics.

About Snap-on

Snap-on Incorporated is a leading global innovator, manufacturer, and marketer of tools, equipment, diagnostics, repair information and systems solutions for professional users performing critical tasks including those working in vehicle repair, aerospace, the military, natural resources, and manufacturing. From its founding in 1920, Snap-on has been recognized as the mark of the serious and the outward sign of the pride and dignity working men and women take in their professions. Products and services are sold through the company’s network of widely recognized franchisee vans, as well as through direct and distributor channels, under a variety of notable brands. The company also provides financing programs to facilitate the sales of its products and to support its franchise business. Snap-on, an S&P 500 company, generated sales of $4.7 billion in 2024, and is headquartered in Kenosha, Wisconsin.