The engine's crankshaft position sensor plays a vital role in ensuring your vehicle is performing at its best. Here are five warning signs that it is bad.

Small engine manufacturers are starting to feel pressure, from government regulatory agencies around the world, to increase the efficiency and reduce the emissions from their products. To accomplish ...

Electronic sensors are critical devices that convert physical, chemical or biological stimuli into electrical signals, enabling measurement and control across a vast range of applications. Recent ...

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 ...

Furthermore, the Virtual NOx sensor is successfully applied as substitute for the physical NOx sensor as input to the air path controller over a transient cycle. These validation results demonstrate ...

New cars are confusing. With all the computers, sensors, and gadgets, it may seem like there's some sort of magical witchcraft taking place under the hood. We're here to show you how modern ...

Electronic fuel injection (EFI) affords very precise control of fuel distribution to the individual cylinders of the internal combustion engine under both steady-state and transient operating ...

All electronic engine-management systems use a throttle position sensor to monitor the percentage of throttle opening. Connected to the throttle shaft, it tells the computer whether the car is ...

Hella is developing a dynamic oil-pressure sensor for 2010 that will allow the electric oil pump to be intelligently controlled to provide the optimum oil film for different engine operating states.