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Using voltage to locate electrical faults

Locating the cause of an electrical fault can be a challenge even for the most experienced professional. I’m not referring to open circuits or even short circuits. These are relatively easy to find. In either case, the component, or load, won’t work. But the most...

How do you handle billing shop supplies?

When I first began writing service at an indie auto repair shop, one line item on the bill was “shop supplies.” We tacked on some percentage of the bill, capping at $19.88. Shows you how long ago that was! Customers would ask about it, and many were angry about the...

Tool Review: FNIRSI DSO152 Oscilloscope

Disclaimer: I purchased this tool at full retail price. In fact, I actually purchased two so I could try out the version with a high-voltage lead.If you’ve met my fellow Shop Press contrib Pete, seen his videos, taken his classes, or read his articles, you’ll know...

Making custom coiled wire is easier than you think (VIDEO)

Description Coiled wire is a smart idea for adding service loops or mechanical strain relief on automotive electrical jobs or other projects. In three easy steps, you can make your own coiled wire sections for all kinds of applications.

Choosing the right brake fluid

You know topping off brake fluid is generally a no-no, but when a customer’s brake fluid needs to be flushed completely, knowing what to put in the reservoir isn’t as clear-cut as it once was. The master cylinder cap may say the vehicle uses DOT 4 brake fluid, but are...

Book review: “Car: A Drama of the American Workplace”

Book review: “Car: A Drama of the American Workplace”

We’ve all taken a step back from a vehicle, groaned, and asked why-oh-why did they do it like this. Car: A Drama of the American Workplace helps answer that question. Mary Walton, the author, was embedded within Ford with what appears to me to have been excellent...
What it’s like being a new tech in 2022 (VIDEO)

What it’s like being a new tech in 2022 (VIDEO)

What it’s like being a new tech in 2022 (VIDEO) Description Torque specs. Electronics diagnostics. Foreign automobiles. 12V electrical systems. TPMS sensors. Disc brakes. 0W16 oil. All of the aforementioned technologies were changes that occurred in the...
It’s time to stop salting the roads

It’s time to stop salting the roads

  I was just thinking today that my “fun vehicle” window is closing soon; this is the period of the year where I’ll drive or ride anything I own. Old vehicles don’t stand a chance in the salt belt. Anyone I know who has anything nice keeps it far away from...
Nine notable “cars” that aren’t cars

Nine notable “cars” that aren’t cars

Recently, I’ve been seeing a lot of Polaris Slingshots on the road. OK, not a ton of them, but I do take notice of them when I see them. Usually it makes me think, “What is the deal with those things? Are they cars or not?” When I looked into it, I discovered there...