Seeing your vehicle's check-engine light come on can throw a wrench in your travel plans. It can also feel a little scary: Does it mean your ride is headed for the scrapyard? Or is there a simple fix?

Whether in a test vehicle or in a backpack, the lightweight, compact R&S TSME drive test scanner from Rohde & Schwarz is setting new standards when it comes to optimizing wireless communications ...

Yield improvement at sub 100-nm technologies relies on the latest scan test techniques. As IC feature sizes shrink below 90 nm, in-line inspection techniques to determine yield-limiting problems ...

Maybe you should try boundary scan testing now that your continuity buzzer has died. Most engineers are familiar with the theory of boundary scan testing, but what about having actual hands-on ...

Some new design-for-test (DFT) technologies are difficult, expensive, or risky to implement but offer significant benefits. Other technologies are easy to implement but offer minor improvements. The ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." The check-engine light suddenly appearing on your dashboard is enough to dampen any drive. For the ...

Seeing your vehicle's check-engine light come on can throw a wrench in your travel plans. It can also feel a little scary: Does it mean your ride is headed for the scrapyard? Or is there a simple fix?

This article was updated in November 2025 with new information. You know you’ve earned your DIY stripes when you can stay calm the moment something goes wrong. And with cars, that moment usually ...