The self-diagnosing capabilities of modern cars are often taken for granted, removing much of the guesswork when it comes to detecting mechanical or electrical faults. Typically, a modern car has ...

The engine’s knock sensor (or sensors) detects preignition and detonation, potentially damaging forms of abnormal combustion. Though full-blown knocking and pinging are audible to the human ear, the ...

A knock sensor is an engine management component in modern internal combustion engines. It is designed to detect the sound of knocking or pinging in the engine, indicating an engine problem such as ...

Dyno tuning is great. But, a dyno-tuned engine can't always be tuned for the stress it might see on the street, let alone something like the continued abuse of, say, a track day. This is especially ...

The P1326 error code for the Hyundai Sonata indicates a fault with the midsize sedan's Knock Sensor Detection System (KSDS). This system was installed on many Hyundai ...

I recently had to build an infrared close proximity sensor that could tell if something was dropped in a parcel delivery drop box. After some searching, I ended up using a microcontroller and a piece ...