The MAP sensor is an important part of a car's operating system. But lots of things can make it go bad. Here's how you'll ...

If you build engines, tune cars, or even just like mashing your foot on the throttle with conviction, you’ve probably heard the term “wideband O2 sensor” being thrown around at the track, dyno ...

I live in New Jersey, one of the states that mandates inspection for all vehicles newer than 1995. My daily driver, a Jeep Cherokee, happens to be a 1996 model year with an OBD-II sensor, meaning I ...

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The camshaft position sensor is an essential component of your car’s engine management system. It monitors the position and speed of the camshaft and sends this data to the engine control unit (ECU), ...

Diagnosing diabetes could soon be as easy as breathing. Researchers at Penn State have developed a sensor that detects acetone in breath, offering a fast, inexpensive way to identify diabetes and ...

In a surprise Thursday announcement, Apple says that it is bringing the blood oxygen sensor feature back to the Apple Watch Series 9 and newer. The returning feature will be part of an iOS 18.6.1 and ...

If you have an Apple Watch Series 9, 10, or Ultra Watch 2 that you bought in the US in the past year, you'll finally get the blood oxygen sensing feature back via a software update later today, ...

Jake Peterson is Lifehacker’s Tech Editor, and has been covering tech news and how-tos for nearly a decade. His team covers all things technology, including AI, smartphones, computers, game consoles, ...

Some engine bays are as droolworthy as the cars they adorn, but under the twisty mechanical artistry lies an array of electronic wizardry to help run your car. The crankshaft position sensor is one of ...

We may receive a commission on purchases made from links. Modern cars are designed to be more efficient and eco-friendly than ever. Automakers build vehicles with a wealth of advanced features to not ...