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How to Hang Onto a Tricky Nut or Bolt (VIDEO)

Description Having trouble hanging onto a nut or bolt, especially in a part of the vehicle with minimal access or tight corners? Try these tips and tricks for keeping fasteners where you want them during installation.Related Videos

Brake Fluid Exchanges: Are You Missing a Critical Step?

Brakes are dang important! Because of that, so is their maintenance. We, as techs, know this, but the humble brake fluid flush is one of the first things motorists strike from recommended maintenance (aided, at times, by timid service writers who don’t care to risk...

Is Your DVOM Ready for Work? (VIDEO)

Description Dorman Training Center instructor Pete Meier explains how to check the battery and fuses in your DVOM/multimeter to make sure that it’s ready to go for your next job.  Related Videos

A Brighter Future: The History and Evolution of Car Headlights

Every piece of a car’s puzzle shapes its identity: exterior design, performance, power, technology, or the badge on the hood. What’s easy to overlook is how these components have evolved over time. Every part of a vehicle has its own history of innovation, all the way...

Boost Isn’t New! A History of Turbocharged Cars

It seems every automaker has jumped on the forced induction bandwagon over the last decade. While some say there is no replacement for displacement, a turbocharged engine makes a pretty good argument to the contrary. Turbocharging is hardly new, though. You can read...

When a Voltmeter Isn’t Enough (Video)

by | Aug 7, 2025 | 0 comments

Description

With the variety of electronically controlled systems on a modern automobile, the days when a test light or simple voltmeter was enough to diagnose problems are long gone. Using a digital storage oscilloscope (DSO) can make troubleshooting faster and more accurate, and open doorways when tackling a range of electrical and engine driveability problems.

But first, you have to learn how to use it. You can access more online in the Dorman Training Center.

Take your new scope journey even further with this video.

Note: subscription or fee required to access content. Motor Age is a Trademark of Endeavor Business Media, LLC. Use of this trademark does not imply endorsement.

Related Videos

Troubleshooting Fuel Trim–ASE Practice Questions (VIDEO)

Technician A and Technician B are discussing ways to use fuel trim as a troubleshooting aid. Technician A says that fuel trims that are correcting for a lean condition at high RPM and load conditions indicates a problem in fuel delivery. Technician B says that this condition is caused by a vacuum leak.

Misfire Cause–ASE Practice Questions (VIDEO)

Technician A is diagnosing a misfire. He states that a misfire is caused by a fault in the ignition system and that new plugs and coils will repair the problem. Technician B says that a misfire is detected when the ECM detects a variation in crankshaft speed.

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