Modern vehicles are pretty complicated pieces of tech. Apart from emissions and other vital functions, the engine control system relies heavily on several sensors to regulate performance. That is ...

A mass air flow sensor is one of the numerous tiny widgets and gewgaws that make up a modern automobile's electronic fuel injection system. In the MAF's case, it tells the car's computer how much air ...

Virtually every modern car on the road is equipped with bells, whistles, and sensors designed to let you know when even the slightest thing is wrong with your vehicle. While any driver can appreciate ...

Two of the most critical components that help power your car's internal combustion engine are the crankshaft and the camshaft(s). The two parts are vital for sending power to various areas of your ...

Your oxygen (O2) sensors are small but mighty — they help your engine run efficiently, cut emissions, and prevent costly damage. With the right OBD-II scanner and a bit of know-how, you can decode ...

Automotive experts stress that precise oxygen sensor diagnostics are essential to avoid unnecessary part replacements and maintain peak engine performance. Modern practices merge OBD-II scanning, live ...

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 ...

The blood oxygen sensor featured in Apple Watch Series 6 and 7 is “not intended for medical use,” Apple says. That seems odd, considering that low blood oxygen is a serious medical condition. If the ...

We may receive a commission on purchases made from links. Almost two months since Apple halted sales of the Apple Watch Series 9 and Apple Watch Ultra 2 with the blood oxygen feature, a new document ...