Modern Cars Have More Than One Oxygen Sensor: Here's Why

If you want to know more than one thing, you need more than one sensor. In fact, many engines today have not just two oxygen ...
IEEE

A SPAD Depth Sensor Robust Against Ambient Light: The Importance of Pixel Scaling and Demonstration of a 2.5μm Pixel with 21.8% PDE at 940nm

Abstract: We present scaled down Single Photon Avalanche Diode (SPAD) pixels to prevent Photon Detection Efficiency (PDE) degradation under high ambient light. This study is carried out on ...

Amazon is selling an OBD2 scanner for $39 that can tell you exactly why your check engine light is on

The Ancel AD410 OBD2 Scanner is on sale at Amazon for 22% off, and one shopper called it a "good tool for troubleshooting." ...

Is it okay to drive a car with a faulty O2 sensor?

Your vehicle's O2 sensor plays a significant role in its performance and if it's faulty, it's not something you should ignore ...
IEEE

A Multiline Structured Light Sensor-Based System for Measuring the Geometries of Train Wheelsets

Abstract: The wheelset is a critical component of a rail vehicle, carrying the weight of the train in contact with the rail during the train operation. The constant measurement of wheelset geometries ...

In HelloNation, Auto Repair Expert Matt Misner Explains What Check Engine Lights Really Mean

What does it really mean when a check engine light turns on, and how should drivers respond? HelloNation has published a HelloNation article that provides clear guidance on this common vehicle alert ...