Oxygen sensors detect the amount of oxygen in the exhaust. Oxygen sensors usually don’t have a replacement schedule. A bad oxygen sensor can be diagnosed with a code reader or scan tool. A car’s ...

One of the most important measurements we make while tuning an engine is finding out what the actual balance of air and fuel was inside the engine. It doesn’t matter if we have a carburetor, port ...

It's common knowledge that Toyota's vehicles are reliable, but how well does that sentiment stand when you actually break down the numbers? Some cars can be relatively reliable, but still cost a ton ...

The Costco advantage doesn't just extend to your favorite grocery items and low-priced Interstate batteries. The warehouse retail chain also offers wholesale prices for tires, and they're a fantastic ...

Apple released a small build update to iOS 26 developer beta 6, which does not re-enable the blood oxygen sensor on Apple Watch in spite of the earlier iOS 18.6.1 update that did. The new iOS 26 ...

Samuel Lellouch does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...

Sean is a JDM and off-road enthusiast of many years, and an automotive photographer. He holds a B.A. in Literature and Writing Studies, an A.A. in Communications, and an A.A. in English. He is ...

Apple removed blood oxygen monitoring from the Apple Watch in early 2024. Somebody has to blink for it to return, and it looks like neither Masimo nor Apple are going to budge. Blood oxygen monitoring ...